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Internet Security Protocol Essay
Capstone Essay
1st hour
4/10/2015
Destiny Case
Internet Security Protocols Internet security protocols use many different methods to protect your computer from dangers across the internet. Because
there are so many methods to do this with, there are also many protocols concerning internet security. Internet protocols as a group are often referred
to as TCP or IP. TCP stands for Transmission Control Protocol and IP stands for Internet Protocol. Internet Protocol will deal only with packets but
Transmission Control Protocols allows more than one host to connect and exchange the data they see fit to share. Transmission Control Protocols not
only make sure that your data gets delivered but that the packets sent by you will be delivered in the order that the user sends them.
Kerberos is the first internet security protocol to be discussed. It is a computer network authentication protocol. This security protocol allows nodes
that have to communicate through a non–secure network to prove their identities to the other user/s. It was designed mainly to be used for in client to
server situations. It is an effective model for client to server usage because it provides authentication for, and from, both sides. Kerberos uses
Symmetric key cryptography as a basis for its security. Throughout the authentication process it could use public key cryptography instead of the
Symmetric Key Cryptography. In the AAA protocol, the A's stand for Authentication, Authorization, and Accounting. It
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It 241 Week 1 Cp Essay
Associate Program Material
Appendix B
Applications of Wireless Technologies
Each of the following images depicts a real–life scenario in which a wireless technology is being used. Review the five images below and follow the
corresponding instructions.
Scenario 1
[pic]
1. Identify the wireless technology being used in this scenario.
FSO– Free space optics
2. Explain why this technology is appropriate for this scenario.
FSO involves using a line of sight technology, so I see this being the method used between the two structures.
3. Specify the standard transmission distance and transfer speed for the wireless technology you identified.
1.25 gbps for speed and transmission distance depends on the concept of the line ... Show more content on Helpwriting.net ...
www.verizonwireless.com
Scenario 3
[pic]
1. Identify the wireless technology being used in this scenario.
This example focuses on the use of satellite networking, to broadcast the signal from the satellite, to the ground station. This type of technology
involves the use of Zigbee at small distances, and WiMax for greater distances.
2. Explain why this technology is appropriate for this scenario.
This technology is appropriate for this scenario, because the satellite above the stations is providing the connection to each station on the ground in the
United States.
3. Specify the standard transmission distance and transfer speed for the wireless technology you identified.
WiMAX can transmit speeds up to 50km at 280mbps, and provides options for use in point to point and multipoint configurations.
4. Use the Internet to research one to two applications of the identified wireless technology. List each application found. Reference the websites you
used to locate this information. http://www.mpirical.com/courses/info/C36/112/wimax_radio_network_planning_and_design This website shows a
course using this technology used for radio networking planning and design.
Scenario 4
[pic]
1. Identify the wireless technology being used in this scenario.
This scenario is an example of using an access point, which a lot of people currently use to be able to access the internet via WiFi,
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The Responsibility Of A Data Breach
TJX Attack Introduction Data breaches are probably most deadly and least aware of dangers we worry about. While data heists do lack the
glamor of a bank heist or a casino robbery, it definitely has a lot more punch in terms of the damage that it can cause in everyday lives. In fact no
Hollywood director would be half as interested in showing a nerdy guy sitting before his computer reading through infinite amounts of stolen
information, as much as he/she would like to show a heist in a bank for it provides much more thrilling visuals. However we need to understand
and recognize the disastrous power of data breaches to be personally aware and to demand protection from our favorite places of shopping, work,
and leisure. Whenever we hear of data breach, we might think that there is evil guy who is doing things in his computer to hurt us. But, data breaches
happen because of much more complex reasons. The responsibility of a data breach lies on the hacker, place/organization where the hack happened,
and increasingly on the very victims of such breaches. Now, imagine yourself leaving you house open and someone steals from your home, would you
not hold yourself responsible. The same applies in the digital world. When an organization commits such mistakes the impact can be just devastating.
One such devastating attack is the attack on retail chain TJX, and its impact still reverberates in our world. The TJX Attack Data breaches happen for
various end–reasons like political,
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Topic: Wi-Fi Technology and Its Application in Business...
Topic: Wi–Fi technology and its application in Business organizations
Objective
To understand the Wi–Fi technology and its applications in Indian business organisations
Introduction
In today's high–tech world connectivity to networks is extremely important for organizations to survive. Networking is possible of various machines
like computers, laptops, cell phones etc. This term paper talks of Wi–Fi, the wireless technology that allows internet connection to be broadcasted
through radio waves. Its purpose serves directly to the users looking for internet access devoid of any cords or wires.
What is Wi–Fi?
Wi–Fi is a wireless technology brand that is owned by Wi–Fi Alliance
Wi–Fi Alliance is a consortium of ... Show more content on Helpwriting.net ...
Here is a chart that represents the main differences of each standard.
Standard802.11b802.11a802.11g
Speed11 Mbps54 Mbps54Mbps
Range100–150 feet indoors27–75 feet indoors100–150 feet indoors
Frequency2.4GHz, a band already crowded with cordless phones5GHz, an uncrowded band2.4GHz, still a crowd of cordless phones and microwaves
AcceptanceHot spots are already established using 802.11b. Equipment is readily availableMore common in corporate and office
environments.802.11g is compatible with the specs for 802.11b, meaning it can be used on a network based on b or g versions.
Wi–Fi in Indian enterprises:
In business environments, increasing the number of Wi–Fi access points, by using more channels or creating smaller cells provides:
пѓ°support for fast roaming
пѓ°increased overall network capacity
пѓ°Wi–Fi enables wireless voice applications (VoWLAN or WVOIP).
LAN user segments like educational institutes and the hospitality industry openly embraced Wi–Fi. Other enterprises have been slower but many have
found innovative ways to use Wi–Fi in their networks
These include:
пѓ°LG Electronics India Ltd., runs business–critical applications like an internal ERP system and Lotus Notes, and provides Internet access to its plant
and executive employees through its Wi–Fi infrastructure. The 802.11b solution was deployed in its 47 acre campus in Noida. Other than saving time
and
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Digital Divide And The Digital Gap
As I was researching and looking around for ideas to write this research paper about, one subject that piqued my interest was the digital divide. I had
seen a digital divide in my previous job of working for the local public library in my hometown. The digital divide is more or less the difference in the
rates that people utilize computers, the internet and other forms of information and communication technology, otherwise referred to as ICT (Wong,
2009). The digital divide in essence describes the social inequity in accessing ICT between individuals in society (Ritzhaupt, 2013). Our library was
pretty much the only public access point in the county where individuals could come and utilize free computers and internet access. I saw many
people who had no other access to technology come in and use the library for educational purposes, job searches and applications, and conduct
general business. As the teen specialist, I was over the Teen Advisory Board, and I came to understand the economic circumstances some of the teens
who were coming to the library were dealing with on a daily basis. Often times, without the library, they would have no means to complete their school
work. I know that we had one teen who came in to the use the computers because his parents had to pawn his computer to pay the rent one month.
Where the trouble comes in though, is that several years ago the library was in danger of closing. Most people don't realize that while public libraries do
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Cost Scenario Essay
Cost Scenario University of Phoenix ECO 561PR October 22, 2012 Professor Adelaida Torres Dilan Cost Scenario The San Juan Cell Phones
Scenario Summary talk about this company that manufacture cell phones where Maria Perez, a business development specialist, secured an order of
100,000 units with this major chain, which is an opportunity to the company to increase their production and their profit. Cell phones are very
important to the community these days for business, to keep in touch with the family or just to feel independent and secure. The first cell phone was
created in 1973 by Martin Cooper of Motorola and others assistants and in 1984 they were available to the public. Today cell phones are more than...
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Our recommendation to San Juan Cell Phones, taking in consideration the risk is to accept the order from Big Box and buy the 100,000 phones
from the OEM Company, which will be able to meet the deadline, make an identical phone to the Alpha model, and the price will be fourteen dollars
for each unit. This alternative will generate a profit $100,000.00, since cell phones would be sold at fifteen dollars as shown in Table 1–3. The earning
are not going to be substantial but at the end we are not going to lose the customer; promote our company, attract potential customers, which will bring
even bigger profits to the company without cost control. Also we can expand the company and at the end is going to generate new employments and
the possibility of take the company to a major chain level. In conclusion San Juan Cell Phones is a company that has the opportunity to grow and
already have products that gave them a good profit, but there is always some space to improve their products. At this moment if when we use all the
different strategies for the incorporation of new products starting with the cost comparison, identify alternatives that increment the cost, analyze the
different risk, establish recommendation and elaborate a work plan that benefit the company. It is important to always involve the personnel because
they are the heavy bones
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The Pros And Cons Of Wi-Fi
Continual advancement in technology has led to the extension of wireless accessibility due to Wireless Fidelity (Wi–Fi), an important phenomenon
that has been impacting the world over the past decade (Kioskea, 2015). The name Wi– Fi was first coined by Wi–Fi Alliance and it refers to wireless
Ethernet 802.11 which defines standards for wireless local area networks (WLANs). But since 802.11 was considered too slow for some applications it
was surpassed by extensions 802.11a and 802.11b, and later by 802.11g. Traditionally, this radio technology that uses frequency to transmit data through
air was initially originated during late 1980s and was evolved with the fundamental objective of making data communication wireless. But today Wi–Fi
has become a necessity for both consumer and enterprise since it does not only represent a means of staying connected at home or at the internet and
checking emails and surfing the web, it is also consumed by the users for content purposes such as streaming music and high ... Show more content on
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One big disadvantage of Wi–Fi involves security since Wi–Fi that are open attract hackers and many times people using the wi–fi service become
victims of identity theft. Wireless network can be safe for homes and offices, but it does take some work and a few expertises, but you should never
carry out private business on a free Wi–Fi network. Moreover, Wi–Fi operates in the frequency of 2.4 GHz along with cordless phones and
microwaves, hence these devices may interfere with the wireless signals and cause problems while surfing net or may even corrupt files. Also, the
range of Wi–Fi is limited and the Wi–Fi router must be placed in center so that all computers can receive fair signals which aren't blocked by any wall
or obstacle (Hughes,
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Wireless Networks : Wireless Network
WIRELESS NETWORKS
Wireless networks have become a major part in the operation of businesses and in people's lives. Wireless networks can provide fast speed internet
connections without having to use wired connections. Businesses are doing much better with wireless networks because they don't have to pay the
costs of installing wired networks and people can work easier because they do not have wires running all over the place. Now with wireless networks
in place, businesses are able to connect to their other branches and buildings within their area as well.
TABLE OF CONTENTS
PAGE 4:WIRELESS NETWORKS
PAGE 5:WIRELESS LANS
PAGE 6:PERSONAL AREA NETWORKS
PAGE 7:METROPOLITAN AREA NETWORKS
PAGE 8: ... Show more content on Helpwriting.net ...
Wireless LANs are commonly used on college campuses and most laptops come equipped with wireless LAN capabilities. They do not have any
defined boundaries, which makes it hard for the user to control the network traffic. Wireless LANs make it possible for people to use the internet
anywhere there is free and non–secured Wi–Fi. The ability to connect wirelessly is based on the location of the access point. If a person is close to an
access point, they can get a strong signal. If they far, they can get a weak signal or no signal. Wireless LANs can be unreliable as well because of
weather, and the environment. There are many ways to implement Wireless LANs. They are infrastructure BSS, independent BSS, ESS, and
distribution system. The most common way is the BSS. Wireless LANs have base stations that are connected to a wired infrastructure called access
points. The stations have to communication through the access point. They cannot communicate directly. Independent BSS is more popular in military
applications. Computenetworking.about.com says, "The key hardware components of a wireless computer network include adapters, routers and access
points, antennas and repeaters."
Wireless LANs have to have wireless network adapters for every device that wants to connect to the internet. The access points and routers use Wi–Fi
antennas so that the communication range can increase. A lot of businesses have been victims of data breaches
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Case Study Of Wireless Technologies Essay
Case study of Wireless Technologies in Industrial Applications
Rahul Hanumanth Rao
Computer Information System, Minnesota State University, Mankato
Abstract–In this current generation, technology is at its best, which is developing many better things which are easier than it is used to be before. WI–FI
which stands for wireless–fidelity which means it is a wireless way to handle networking which helps computers, smartphones, or other devices to
connect to the Internet or communicate with one another wirelessly within a particular area. This paper explains information about different
communication modules such as Bluetooth, RF and Zig bee in industrial applications. In this paper, an overall comparison of these three modules are
made which are based upon their industrial applications and characteristics such as standard, bandwidth, battery life, data rate, and maximum
transmission range etc.
I.INTRODUCTION
Wireless is defined as a term that describes about telecommunications where the electromagnetic waves will carry the signals over part or all of the
communication path. In the early 20th century, there was first wireless transmitters which went on air using Morse code was using radiotelegraphy
and then it was called as "Radio" because modulation was made possible which is used to transmit voices and music via this wireless medium radio.
Wireless technology is biggest contribution ever to mankind and it is rapidly evolving and even large number of people are relying
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Wifi in Corporate Environments
Robby Miller
Mr. Carroll
NT1210 / Fri. Night
Wi–Fi in the Corporate Environment Business is much different today than it has ever been. The strategies incorporated in the success of a business
can be quite complicated and requires more than just a man or woman with a dream. Success in business is now reliant on the connectivity of their
business to their local area, as well as, the global market place. Wireless connectivity (Wi–Fi) in the corporate environment is making this possible and
beyond possible as it improves. In this paper we will see some pro's and con's of wireless connectivity in the corporate environment. Corporations are
looking to go wireless for many different reasons. These range from having less wire to ... Show more content on Helpwriting.net ...
This is a red flag and a green flag at the same time. If AT&T is charging for data and making money, then the trend of provider's charging for data
could take–off and cause inflation of wireless connectivity. The upside could be that user's jump ship and begin using other providers instead of one
or two major providers. AT&T charging for data is scary too, since it could flag that they are reaching the limits of their bandwidth capabilities. It
could be safe to say, AT&T has just figured out a way to make more money without introducing new and innovative technology. In conclusion, the
use of wireless technology in the corporate environment is taking off. It seems from the research I have done that companies are excited about the
progress being made in wireless connectivity. Wi–Fi is the future for businesses. As more and more companies have traveling employees and
work–at–home employees the demand will grow for wireless connectivity. Productive mobility is where the corporate environment has come and will
continue to go.
Works Cited
Omatseye, Sam. "802.11B Business Holds Promise For Vendors." RCR Wireless News 20.25 (2001): 2. MasterFILE Premier. Web. 7 May 2012.
Blackford, John. "Businesses Warm Up ToWireless Networking." Hudson Valley Business Journal 14.13 (2003): 15. MasterFILE Premier. Web. 7 May
2012.
Rash, Wayne. "Enterprise
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Application Of Using An Application For A Communication...
Any user using an application in a communication network will expect the quality of the application to be high without annoying interruptions or
delays. In mobile environments due to user mobility, interference and varying channel conditions lead to a variation of the available network resources
which ultimately affects application quality. An approach named over–the–top (OTT) virtual access network allows the aggregation of multiple
wireless networks into a single IP pipe to provide users with more bandwidth.
So how do you define bandwidth? "Bandwidth is a measurement of bit–rate of available or consumed data communication resources expressed in bits
per second or multiples of it in computer networking and computer science" [1] The aim ... Show more content on Helpwriting.net ...
Today's smartphones are equipped with at least two access technologies, e.g. Wi–Fi and Cellular (3G or 4G LTE). Furthermore, it is possible to use all
available technologies for Internet access at the given time. One of the possible implementation of such a system is an OTT virtual access network
based on UDP tunneling, which has been widely used in Mobile IP or for VPN (Virtual Private Networks).
In order to minimize the energy consumption at the end device and the usage of the Cellular spectrum should be used only if necessary [17]. We can
aggregate Wi–fi and Cellular link Based on the detailed information available for a certain application is possible [18], and can be compared in terms
of benefits as well as drawbacks.
The contribution of this paper is in two ways. We define three algorithms in the OTT VAN architecture which take application type or application
quality into account. The objective is to address the application demands to achieve an effective network. We need evaluate these algorithms on a
scenario basis. We will have to investigate a user watching a YouTube video clip under varying video quality, while both Cellular and Wi
–Fi networks
are available. We can evaluate the user aware quality, Cellular usage, and power consumption of the device using test–bed measurements. Cell phones
get the energy from the batteries which is needed for their operation. Battery limit is seriously limited because of
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Wireless Network Method Using Smart Grid Communications
WIRELESS NETWORK METHOD USING IN SMART GRID COMMUNICATIONS
Ehsan Dolatshahi
Independent Study
April 22, 2015
Introduction
The old generation of electrical power grid has taken care of our needs in the past. However, as our world progress technologically, so do the
expectations from different infrastructures around us. Smart grid is an initiative to completely restructure the electrical power grid to meet the current
and future requirements of its clients. Upgrading our electrical power grid could bring novel security vulnerabilities into the system. Thus, security is
one of the key parts in smart grid technology. Smart grid technology also puts more reliability demands on WAN (wide area network) infrastructures. [1]
A smart grid is an intelligent electricity network that integrates the actions of all users connected to it and makes use of innovative information, control,
and communication technologies to save energy, cut cost, and raise reliability and transparency. The smart grid is an upgrade to the current electrical
power structure. Meaning, on top of the functionality of our existing power system, it has upgraded with some novel specifications. These new features
adds more vulnerability to the system. [2]
Smart grid is mainly composed of six basic systems: power generation system, distribution system, transmission network, data management and
processing system, smart metering system, and customer information system. The network architecture of smart grid
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Wifi
ABSTRACT There are many trends in our IT industry. Here we are going to discuss about the emerging technology in IT (i.e.) Wi
–Fi technology.
Wi–Fi (wireless fidelity) is a way to connect to the internet without any wires or cumbersome cables. Wi–Fi technology uses a radio technology called
802.11 b for the wireless connectivity. 802.11 buses 2.4GHz of band frequency spectrum with a bandwidth of 11Mbps(802.11a
–5GHz,54Mbps &
802.l1g–2,4GHz,54Mbps).In this paper we have discussed in detail about what Wi–Fi is and How does it work, what the hotspots are and how does the
Wi–Fi technology has been implemented in these hotspots. The Wi–Fi technology finds its great utility in the device called Infinity Tele Smart
patient–worn ... Show more content on Helpwriting.net ...
Over the past several years, the Wi–Fi Alliance has qualified hundreds of products as interoperable. Standardization will bring legitimacy to this
cutting–edge technology. Wi–Fi networks use radio technologies called IEEE 802.11 a, 802.11 b or 802.11 g to provide secure. Reliable, fast wireless
connectivity. A Wi
–Fi network can be used to connect computers to each other, to the Internet and to wire networks (which use IEEE 802.3 or
Ethernet). Wi–Fi networks operate in the unlicensed 2.4 and 5 GHz radio bands, with an 11 Mbps (802.11 b) or 54 IV1bps (802.11 a) data rate. 2. IS
WI–FI FOR MY BUISNESS? Large corporations and campuses use enterprise–level technology and Wi–Fi CERTIFIEDTM products to extend
standard wired Ethernet networks to public areas like meeting rooms, training classrooms and large auditoriums. Small businesses are dynamic, the
built–in flexibility of a Wi–Fi network makes it easy and affordable. Your Wi
–Fi devices will have the best chance of working together if they are
Wi–Fi CERTIFIEDTM. Look for the Wi–Fi CERTIFIEDTM logo with color–coded Standard Indicator Icons (SII) on product packaging
3. WHAT IS HOTSPOT? Many cafes, coffee shops, libraries, airports, and other public places offer Wi
–Fi Access Points for general use by the public.
These public Wi–Fi Access Points are often called Hotspots. It is coz of Wi–Fi's ability to quickly and wirelessly connect your handheld or
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It241 Appendix B Essay
Axia College Material Appendix B Applications of Wireless Technologies Each of the following images depicts a real
–life scenario in which a wireless
technology is being used. Review the five images below and answer the corresponding questions. Scenario 1 0 What wireless technology is being
used in this scenario? Fixed broadband wireless. 1 Why is this technology appropriate for this scenario? Users can access data from either building or
any location that is part of the WLAN. 2 For the wireless technology you identified, what is the standard transmission distance and transfer speed? 75
Mbps and 35 miles. 3 Use the Internet to research one to two applications of the illustrated wireless technology.... Show more content on
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0 For the wireless technology you identified, what is the standard transmission distance and transfer speed? Nationwide and 9.6 Kbps 0 Use the
Internet to research one to two applications of the illustrated wireless technology. List each application found. Be sure to reference the Web site(s)
where you found this information. A computer's wireless adapter translates data into a radio signal and transmits it using an antenna. A wireless
router receives the signal and decodes it. The router sends the information to the Internet using a physical, wired Ethernet connection. The process
also works in reverse, with the router receiving information from the Internet, translating it into a radio signal and sending it to the computer's
wireless adapter (Brain & Wilson, 2011). Scenario 5 0 What wireless technology is being used in this scenario? Wireless Local Area Network 1
Why is this technology appropriate for this scenario? The laptop is not tied to any cables and is using an access point located in the building. 2 For
the wireless technology you identified, what is the standard transmission distance and transfer speed? 375' and 11Mbps 3 Use the Internet to research
one to two applications of the illustrated wireless technology. List each
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Advantages And Disadvantages Of Wifi Hotspot
Wi–Fi hotspot
The term Wi–Fi Hotspot is utilized to group a range where Wi–Fi access is accessible. It can either be through a shut remote system at home or out in
the open spots like eateries or air terminals. Hotspots are outfitted with a broadband web association, and one or more get to directs that permit clients
toward access the web remotely. Hotspot can be setup in any open area that can bolster a web association. There are numerous "Wi–Fi hotspots" now
accessible in broad daylight spots like eateries, inns and air terminals.
Wi–Fi alliance
Wi–Fi AllianceВ® is the overall system of organizations that brings us Wi–Fi. In 1999 different diverse organizations joined together and shaped a non
benefit ... Show more content on Helpwriting.net ...
Changes the way individuals live, convey, work and play.
Many solid and without bug Wi–Fi items in the business
It serves to wind up more profitable at home, as web shopping and saving money;
Wi–Fi innovation permits escaping from home office and working in different rooms.
It allows fast data transfer rates.
There is ease of installation and hence Wi–Fi is quick and easy to be set up.
Disadvantages of Wi–Fi:
The 802.11b and 802.11g principles of Wi–Fi utilize the 2.4 GHz range, which is swarmed with different gadgets, for example, Bluetooth, microwave
broilers, cordless telephones, or feature sender gadgets, among numerous others.
Power utilization is genuinely high contrasted with different principles, making battery life and warmth a worry.
It is not generally arranged legitimately by clients.
Wi–Fi has restricted extent and consequently it is one of the inconveniences
Wi–Fi Security WEP (Wired Equivalent Privacy): The first encryption system indicated by the IEEE802.11 standard. As its name suggests, this
standard was expected to make remote systems as secure as wired systems.
The basic key lengths are at present 128–and
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The Time Of The Internet Of Things
To stay connected from any time and any where to any one, any thing and all the things in between is the sole job of the internet of things (IoT). The
internet plays an important role in the modern lifestyle of almost all people around the world. From daily routine home chores to industrial means,
everything is dependent on the internet either directly or indirectly in order to have network connectivity to each other. The Internet of things came to
define several technologies that enable the use of wireless networks and smart sensors to communicate. The Internet of things allows things to be
sensed and controlled remotely in wireless network infrastructure (Watts, & Porter, 1997).
The early working system in wireless communication started in 1832 by Baron Schilling in Russia, who created electromagnetic telegraph using
electrical signals. In 1833, Carl Friedrich Gauss and Wilhelm Weber created a new code, which could communicate over 1200 meter distance in
Göttingen, Germany. Shortly after, in 1835 Joseph Henry and Edward Davy reshaped electrical relay by using a magnetic coil that amplified
currents. As a result, they could send their electrical signal to far longer distances. 1926 was a year for yet another revolution in the wireless world.
Nikola Tesla, an electrical engineer and futurist, invented wireless power transfer (WPT). Wireless power transfer was used to transmit signals to long
distances by using electromagnetic fields in a relative field to transmit the power
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Determining Databases and Data Communication
Working as a marketing assistant for a consumer electronics company, I am in charge of setting up my company's booth and equipments at trade
shows. Prior to any show, I meet the marketing managers to determine the equipment and displays needed for the show. These are then scheduled for
delivery by a shipper to the show site. Once delivered, I supervise the setting up of the booths and equipment by the trade show personnel.
After the show, I supervise the packing as well as schedule the shipment back for the booth components and equipment. Upon returning to the home
office, I need to ensure that all components of the booth and equipment have arrived and in case of shipping damage or loss, I handle it.
In order to achieve my task ... Show more content on Helpwriting.net ...
Decision support systems are mainly used by the management, planning and operations departments in organizations. In my task, a DSS may not be
necessary as the data may be minimal and easy to follow up. The data is required to basically track if all booth components and equipment are shipped
to the trade show and back to the warehouse. My task is to ensure the booth components and equipment remains intact after every trade show.
Scenario 2:
I work in a small consulting business where I manage a group of seven employees some working at the office and others from home. However, each of
the employees requires internet.
LAN refers to Local Area Network. This is a network of computers in small areas. It is usually used in organizations, schools or even at home. A
Local Area Network can be created with Ethernet cables and its components or via wireless technology. A Local Area Network has reduced security
threats to its data in that for a person to access the data, they need to be within the small region with coverage which is mostly within the company's or
organization's premises. As a result, this reduces the risk of unauthorized persons accessing the data.
WAN refers to Wide Area Network. This is a network that covers a broad area i.e. WAN can transmit data over vast regions unlike LAN. Users of this
network have the advantage of connecting to it from anywhere. Due to this attribute, it is widely used by businesses or
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Network Security : Attack And Protection
Network Security; Attack and Protection
DeKenth Davidson
ISSC 461, IT Security: Countermeasures
23 November 2014
American Military University
Professor Christopher Weppler
Abstract: Networks have worked their way into the everyday lifestyle of most individuals in the world, businesses especially rely on the networks for
efficiency and globally reach. With the huge demand for network usage it is easy to recognize why these systems are a huge target for hackers and
other ill intenders. Securing these popular networks should be a top concern for anyone or organization that maintains one, additionally anyone using a
network has to be able to traverse the dangerous virtual roadway and be able to identify common concerns that may arise should some suspicious
activity arise.
Keywords: computer, networks, security, network security
Table of Contents
Attention Material
A.Describe the vital nature of Network Security.
1. Individuals and households rely on personal computers for school and work.
2. Computer networks have become the life blood of international business.
B. Malware and malicious intenders are ever present.
1. Recent cyber–attacks on prominent organizations.
BODY
I. Home Computer Networks Attacks
A. Growing number home computer networks.
B. Potential risks.
1. Malware.
2. Inadvertent disclosure of data.
3. Potential for hackers. C. Security controls. 1. Router controls. 2. System Controls. 3. Personal responsibilities. D.
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Wifi Business Business
Title:
Name:
Institution:
Tutor:
Course:
Code:
Date:
In Wi–Fi business shop I will recruit three staffs to assist me in the operations. Their duties will be as follows, one of the staff work would be for
updating the website and making sure that it is very attractive so that it grabs the attention of my target audience. The staff second will be at data
recovery and repair services, and third staff would be ushering the customers into the shop and administer services (Brannick, Levine, Morgeson,
(2007)).
In this kind of business, there are benefits and challenges of attracting a diverse pool of potential candidates. To start with the benefits, a diverse pool
of candidates will give me a wide opportunity for staff to pick from and also ... Show more content on Helpwriting.net ...
V. Reviewing applicants and developing short list: this is important because it will help in sorting out preferable candidates for the job positions. VI.
Conduct and interview: this is the most important step in the hiring process. It provides the opportunity to learn more about the candidate and validate
the information given. VII. Finally, it will be to hire the most qualified candidate.
Job title, descriptions, and specification. i. Digital marketer.
Duties and responsibilities * Updating and improving the business website. * Advertising and marketing the business through social media. *
Managing online brand and product campaigns to raise brand awareness.
Qualification.
* At least a diploma in IT and digital marketing. * Flexible and hardworking. ii. Technician.
Duties and responsibilities. * Repairing damaged electronic gadgets. * Recovering lost data from laptops and cell phones. * Setting up the business
Wi–Fi hotspot for the customers.
Qualifications.
* Degree or diploma in electronic and electrical engineering. * Flexible and honest. iii. Customer care (usher).
Duties and responsibilities. * Assist customers in accessing the Wi–Fi. * Enticing customers to access services. * Attend to questions, comments and
issues from customers.
Qualifications.
* At least a diploma in public relation and customer care. * Humble and excellent communication
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Wireless
Wireless Security
Technical Point–of–View
Wireless Security
Technical Point–of–View
W ireless network (Wi–Fi) is now widely established and utilized at home, offices and everywhere in public areas such as rail stations, streets, and etc.
This newsletter provides the technical knowledge of Wi–Fi technologies, relevant threats and countermeasures for building a secure internal Wi–Fi
network.
For the end user best practices of using Wi–Fi, please refer to another newsletter entitled "Wireless Network, Best Practices for General User". Wireless
Technologies|
Classification of Networks
Technological advancement in wireless communications has led to the worldwide proliferation of networks. The various kinds of network... Show more
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Please respond with the code sent to your mobile device to stop unauthorized activity."
The victim replies with the code, and the attacker gains access to the victim's email account.
As Grzonkowski notes, after resetting the account password, the attacker could send the victim an SMS stating, "Thank you for verifying your Google
account. Your temporary password is [TEMPORARY PASSWORD."
New Spear Phishing Attack Bypasses Two Factor Authentication5
By clicking on the "forgot password" link and requesting the verification code, the attacker prompts the email provider to send an SMS message with
the code to the victim's mobile phone.
To get the code, the attacker then sends the victim a separate SMS message saying something like, "Google has detected unusual activity on your
account. Please respond with the code sent to your mobile device to stop unauthorized activity."
The victim replies with the code, and the attacker gains access to the victim's email account.
As Grzonkowski notes, after resetting the account password, the attacker could send the victim an SMS stating, "Thank you for verifying your Google
account. Your temporary password is [TEMPORARY PASSWORD."
As there are obvious flaws in WEP, another wireless security algorithm, Wi–Fi Protected Access (WPA), was introduced in 2003 by Wi
–Fi Alliance4.
WPA was the interim security
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Modern Technology And Its Effect On Society Essay
Modern technology has given people many freedoms and the power to do many things. However just like the great words of Spiderman "...with great
power comes great responsibility." Along with these magnificent inventions came a greater and more efficient way for enemies of the country to
destroy us. With the invention of planes came hijacking, with cars came unsuspecting car bombs, and with the internet came cyber–attacks.
Governments all over the world continuously have to adjust to the new technology with policies that take away the rights and privacy of their citizens.
How far is one supposed allow its country to spy on its citizens and take away their right to privacy? It is not the citizens' responsibility to worry about
the safety of the people, thus the cost of safety should not be on the shoulders of the people.
People who object to internet censorship believe that in order to govern themselves well, Americans must be able to share ideas, even offensive and
controversial ones, freely. They argue that censorship is very rarely the solution to any positive goal. However, to truly understand the internet
censorship debate one must inspect the many smaller underlying questions involved. Such as are there any combinations of education and parent
involvement that could better protect children from content on the internet? Is it possible to demand positive behavior on the internet, or does that
interfere with the free exchange of ideas, a key element of democracy? And finally,
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Malicious Attack : Malicious Attacks And Threats That...
The three specific potential malicious attacks and threats that could be carried out against the network and organization are malicious attack, malicious,
and the risk, threats, and vulnerabilities that is carried out against the network and organization. Malicious Attack is an attempt to forcefully abuse or
take advantage of someone 's computer, whether through computer viruses, social engineering, phishing, or other types of social engineering.
Malicious Attack have four general categories of attacks on computer systems and networks. The first it have to fabrications and that involve the
creation of some deception in order to trick unsuspecting users. (Kim, D., & Solomon, M., 2012). That is like when you get a call on you home phone
from Windows text support, when you give them your information and the information on your router. That mean you got trick by an unsuspecting
users known as a scammer. Next it is interceptions and that involves eavesdropping on transmissions and redirecting them for unauthorized use. (Kim,
D., & Solomon, M., 2012) Any wireless network using a username and password to allow entrance into a local network is susceptible to interception
and traffic monitoring attacks. Then it is interruptions and it cause a break in a communications channel, which blocks the transmission of data. (Kim,
D., & Solomon, M., 2012) Like when you online and you trying to get information offline and it take a long time to load up.
The company is not alone in its
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Research Paper
Wireless Fidelity
In the last few years the world has undergone a tremendous and unprecedented technological change with the attack of the Information Technology
revolution. Earlier it was e–mail that changed the way people communicate, and then online shopping became the order of the day, gradually online
banking caught up and the list goes on and on. The new trend, Wi–Fi, or Wireless Fidelity, allows you to connect to the Internet from your couch at
home, a bed in a hotel room or at school, all without wires. As author Harold Davis nicely puts, "Wi–Fi is a wireless technology just like a mobile
phone and Wi–Fi enabled computers send and receive data indoors and out; anywhere within the range of a base ... Show more content on
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IEEE 802.11b defines the physical layer and media access control (MAC) sublayer for communications across a shared, wireless local area network
(WLAN). As Theodore Rappaport states, "At the physical layer, IEEE 802.11b operates at the radio frequency of 2.45 gigahertz (GHz) with a
maximum bit rate of 11 Mbps. It uses the direct sequence spread spectrum (DSSS) transmission technique. At the MAC sublayer of the Data Link
layer, 802.11b uses the carrier sense multiple access with collision avoidance (CSMA/CA) media access control (MAC) protocol" (35). A wireless
station with a frame to transmit first listens on the wireless medium to determine if another station is currently transmitting (this is the carrier sense
portion of CSMA/CA). If the medium is being used, the wireless station calculates a random backoff delay. Only after the random backoff delay
elapses can the wireless station again listen for a transmitting station. By instituting a random backoff delay, multiple stations that are waiting to
transmit do not end up trying to transmit at the same time (this is the collision avoidance portion of CSMA/CA).
Collisions can occur and, unlike with Ethernet, they might not be detected by the transmitting nodes. Therefore, 802.11b uses a Request to Send (RTS)
/Clear to Send (CTS) protocol with an Acknowledgment (ACK) signal to ensure that a frame is successfully transmitted and received.
The 802.11b
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A Brief Note On Vehicular Networks And The Future Of The...
In the paper "Vehicular networks and the future of the mobile internet" by Mario Gerla and Leonard Kleinrock, the authors identify the urban Internet
infrastructure role that a network of vehicle grids can support with applications that range from email and voice over IP to emergency operations in
case of natural disaster, terrorist attacks or other events that can disrupt the operation of wired networks.
The vehicle grid components (radios, access points, spectrum, standards and others) constitute the concept of VANET (Vehicle Adhoc Network) and
they are going to be use in the build of car–to–car applications. There are a lot of emerging applications that are taking advantage of the VANET. The
focus of this paper is to review the role of the Internet Infrastructure in supporting vehicular applications. The main different between the VANET and
MANET (Mobile Ad hoc Networks) is that in VANET the wired Internet Infrastructure is accessible and omnipresent viaWi–Fi, DSRC, WiMAX, 3G,
LTE.
A usual practice of considering the wireless network an extensions attached by a edge gateways is becoming non economical and instead the use of
mesh networks, overlays and virtualization is been considered as a viable option to connect the services on the internet backbone.
The paper examines the emerging application that can be provided and the vehicle oriented internet services. These have been the first steps towards
mobile vehicle architecture.
Most of the investigation already performed
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The Wlan
A wireless LAN or WLAN is a wireless local area network, which is the linking of two or more computers without using wires. It is the same as LAN,
but has a wireless interface. WLAN utilizes spread–spectrum technology based on radio waves to enable communication between devices in a limited
area, also known as the basic service set. This gives users the mobility to move around within a broad coverage area and still be connected to the
network.
Wireless Local Area networks (WLANs) have been employed to add mobility features to office and campus networks since the late 1980s. This article
presents a discussion of the current state of WLAN technology and some of the products available.
Physically, there are two ways to implement wireless ... Show more content on Helpwriting.net ...
The standard developed by working group 802.11 was accepted by the IEEE board during the summer of 1997 and became IEEE standard
802.11–1997. The new standard defines three different physical implementations (signaling techniques and modulations), a Media Access Control
function, and a Management function. The three physical implementations are:
1.Direct sequence spread spectrum radio (DSSS) in the 2.4 GHz band,
2.Frequency hopping spread spectrum radio (FHSS) in the 2.4 GHz band, and
3.Infrared light (IR).
All of the implementations support data rates of 1 Mb/s and, optionally, 2 Mb/s. The 802.11 working group is currently considering additions to the
standard that will provide higher data rates (5.5 and 11 Mb/s) in the 2.4 GHz band and additions that will allow wireless LANs to operate in a 5 GHz
band. Acceptance of the standard for higher data rates in the 2.4 GHz band is expected in October of 1998.
Need For WLANs
One characteristic of the IT industry is that it tends to over hype 'new' technology while ignoring the applicable lessons taught by older
technologies–many of which were over hyped in their day. Wireless LAN (WLAN) technology, specifically the 802.11 family of standards, is a current
case in point.
Yes, it can be very useful and when deployed properly, very convenient. Awireless network can be used to solve all sorts of tricky
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Networking
#1
a.LAN
b.MAN
c.WAN
#3
MAC– media access control
#5 WAN wide area network
#7 Topology– the architecture of a network
#9 D. token–ring hub
#11 hub– broadcasts the data it receives t oall devices connected to its ports
Switch– forwards a fram it receives directly out the port associated with its destination address
#13
A. frame size
#15 64 and 1518 bytes
#17 organizationally unique identifier– the first 6 digits of an address which are used to indicate the vendor of the network interface.
#19
a. 00–C0–4F–49–68–AB: dell computer
b. 00–0A–27–B7–3E–F8: apple computer inc.
c. 00–04–76–B6–9D–06: com corporation
d. 00–00–36–69–42–27: ATARI corporation
#21 TCP/IP transmission control protocol/ internet protocol
#23 ... Show more content on Helpwriting.net ...
This gives hackers more time to crack the encryption.
Advantages of WPA over WEP are:
Length of IV (initialization vector) is now 48, comparing to WEP's 24. This gives you over 500 trillion possible key combinations.
IV has much better protection with better encryption methods. This is prevention of reuse of IV keys.
Master keys are never directly used. Better key management. Impressive message integrity checking.
#33 The SSID (or Service Set IDentifier) names and identifies a wireless network,
It is something that access points broadcast to client devices to announce the presence of the access point.
The SSID denotes the name of a network on a Wireless Local Area Network (WLAN), and could be any name up to thirty–two (32) characters in lenght.
For security reasons, broadcasting of this SSID is commonly turned off on some routers.
#35 the IP addresses are handled by by the router which will give a private IP address this allows all home computers to have access to the internet.
NAT translates the private IP address to a public address for routing over the internet.
#37 a VPN establishes a secure network connection and protects the LAN's data from being seen by outsiders. The VPN connection enables a remote
or mobile user to access the network as if they were actually at the network, the connection is encrypted providing privacy for the data packets being
transmitted.
#39 a port number tracked with the client computer's private address when
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Computerized Mobile Suburban Railway Ticket Tickets
Abstract Today's biggest challenge in current ticketing system is "QUEUE" in booking railway tickets. In this fast growing world of technology we
still stand in the queue or buy with CVM coupons or smart cards for our suburban tickets, which is more frustrating at times to stand in the queue or if
we forget our cards. This paperless Mobile Suburban Railway (MSR) ticketing is mainly to buy the suburban tickets which is the most challenging
when compared to booking the long journey tickets through `M–ticket ' which fails with suburban(local travel) tickets. Our MSR ticket can be bought
with just a smart phone application, where you can carry your suburban railway tickets in your smart phone as a QR (Quick Response) ticket. The
ticket will have distinct color scheme everyday and it cannot be forwarded to another mobile. Our MSR– tickets system is one of the best opportunities
for those who cannot afford enough time to get their tickets standing in long queues.
UTS: Unreserved Ticketing System.
MSR Ticket: Mobile Suburban Railway Ticket.
Keywords–(MSR) Mobile Suburban Ticketing, Smartphone's, Wi–Fi router, System Server.
I. INTODUCTION
Indian Railways is the largest railway network in Asia, but not all figures are as impressive. For instance, almost 21 million people travel every day,
are on unreserved tickets. This is a huge problem, but nothing new, and the Indian Railways had realized the need for an Unreserved Ticketing System
a long time ago.
The current ticketing
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Wi Fi : The New Way Of Communication
In today's world, society is presented by new technology all the time. Many incredible advancements have been made over the years, but few compare
to the breakthrough of wireless connection, better known as Wi–Fi. The creation of Wi–Fi has given a new way of communication that allows people
to communicate with others from all over the world without having to use any wires or cords. Today, this revolutionary invention is being used in
households and businesses all around the world and has not only changed the way people communicate but also how they use technology in general.
DSU is no exception. As a technology based school we rely on a steady Wi–Fi connection all the time for our academic and personal needs. However,
this technology was not always so widely used and has undergone many changes to get to the state it is now. Today Wi
–Fi has become a crucial
technology that many people rely on in their daily lives and it has changed the world during that process. Not all people may truly understand how
exactly Wi–Fi works. Most Wi–Fi routers have at least one access point, maybe even more depending on the size of the area it covers, which allows its
users their connection. Wi–Fi signals themselves are like radio waves. The difference here is that Wi–Fi is basically two radio waves talking back to
one another (Pullen).
Some people may think of Wi–Fi as just another type of technology that they use in their life. However, Wi–Fi is changing the way people use, or in
some cases
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Gifi over Wifi
A Dissertation Report on
Comparative Analysis of Data Transmission Technique with GI–FI over WI–FI
–: Submitted to:–
D.L.PATEL INSTITUTE OF MANAGEMENT & TECHNOLOGY MCA COLLEGE, Himmatnagar.
In Partial A Fulfillment of the Requirements for the Degree of
MCA 5th SEM in the Post Graduate College at
GUJARAT TECHNOLOGICAL UNIVERSITY
Acknowledgement
We would like to express our deep sense of gratitude towards some important people who have given their precious time towards the completion of our
project.
We are greatly indebted to Mr. Sudhir Patel Sir for his invaluable guidance and support. We express our thanks for him understanding and considerable
attitude towards our
Difficulty. He gave us the detailed information about our topic... Show more content on Helpwriting.net ...
Gi–fi.
KEY TERMS
CMOS – complementary metal oxide semiconductor
MOSFETs – metal oxide semiconductor field effect transistors
TTL – transistor–transistor logic
DSPS – digital signal processors
HMDS – hexamethyldisilazane
SiO2 – silicon dioxide
UWB– Ultra–Wideband
PAN–personal–area network
CSP–Communications Service Provider
1. INTRODUCTION
With its bright yellow–and–red signs, Gifi is hard to miss. Founded in 1981, the French budget retailer markets itself as a one–stop discount store, with
300–plus locations in France as well as shops in Africa, Belgium, French Guiana, Italy, and Spain. Founder, chairman and CEO Philippe Ginestet and
his family control Gifi. Wi–Fi (ieee–802.11b) and Wi–Max (ieee–802.16e) have captured our attention. As there is no recent developments which
transfer data at faster rate. As video informationtransfer taking lot of time. This leads to introduction of Gi–Fi technology .it offers some advantages
overWi–Fi, a similar wireless technology, in that it offers faster information rate in Gbps, lesspower consumption and low cost for short range
transmissions. Gi–Fi which is developed on a integrated wireless transceiver chip. In which a small antenna used and both transmitter– receiver
integrated on a single chip. Which is fabricated using the
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Network471 Emerging Technology Essay
Emerging Technology That Will Change the World: Wi
–Fi
Gyasi C. Davis
Network 471: Advanced Topics Networking
Professor Elliott
DeVry University
Date: February 18, 2013
Emerging Technology That Will Change the World: WiFi
Contents
Introduction........................................................................................................ 3
Problems................................................................................................................4
Pro & Con Argument...............................................................................................4–7
Security Issues...................................................................................................7–8
Health Concerns...................................................................................................8
Network ... Show more content on Helpwriting.net ...
To solve these problems a company can implement Wi–Fi on their network. This can reduce the price of implementing additional cable in the network.
Wi–Fi technology comes with many upsides, but it also has it downfalls too.
Pros
The major advantage of Wi–Fi is the fact that users do not need to be physically connected to the network in order to access the Web and network
resources. Wi–Fi provides increased mobility. Among employees, those who use a laptop will worry no more about connecting using a connection
cable. They will be able to move from their office to the meeting room without losing connection. Besides eliminating much of the need for extensive
wiring and dedicated workstation, Wi–Fi means the Internet is accessible anywhere users can pick up a signal, which allows for greater flexibility in
office configurations. Wi–Fi systems can also be much less expensive to set up, since the main cost is in the wiring to the main router. If an existing
wired Internet network is already in place, adding Wi–Fi capabilities is relatively simple, with no need to purchase a dedicated workstation. Wi–Fi
systems are also relatively inexpensive to operate and easy to use. For employees and authorized visitors to connect to Wi–Fi does not present any
technical difficulty. Depending on the router type simply enter the WEP or WAP key associated with your Wi
–Fi after double–clicking the icon
"Wireless Network Connection". After a
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Best Bluetooth Speakers 2017 : Top 5 Reviews, Benefits And...
Best Bluetooth Speakers 2017: Top 5 Reviews, Benefits & Buying Guide
Introduction
The term "Bluetooth" has become a very common term in the recent times. In specific, speakers with Bluetooth technology have become the latest
trend in the field of infotainment. The bluetooth speakers establish a wireless connection with the intended device like tablet, smartphone or laptop to
deliver the audio within its specified range. These speakers are often portable that they can be easily carried anywhere. There is a continuous growth in
the technical aspects of such bluetooth speakers. This article will let yourself familiarize on the Best Bluetooth Speakers 2017 along with their key
features. Before that, let us discuss on the benefits of using Bluetooth speakers over ordinary speakers.
Benefits of Bluetooth Speakers
When compared to the conventional speakers, Bluetooth speakers have various advantageous features to offer. Unlike the previous versions where the
audio system consists of large–sized speakers, the Bluetooth speakers are much portable and convenient to use. They come wireless which means
you need not have to find a place for the speaker near the audio or video system. They connect via Bluetooth and stay connected as long as you
desire. There are lot more a Bluetooth speaker can offer. Let us see some of these benefits in detail.
Portability
The increasing demand of the Bluetooth speakers is attributed to its portability. These speakers can be placed anywhere within
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Essay on Computing Trends
Networking Proposal for Rubha Reidh
Name
Institution
Table of Contents
Abstract3 Introduction5 Overview of Satellite Link Technology7 Overview of Fibre Optics Link Technology9 Choice of Satellite over Fibre Internet
Connection10 Wireless Networking Design12 Mesh Network Backbone13 802.11 Access Points15 Intranet Services16 Challenges16 Proposed System
Design17 Phase I: Bed and breakfast building to include the private rooms, common area and lounge17 Phase II: Extending to cover the lighthouse and
associated surrounding area18 Budget18 Phase I Deployment18 Phase II Deployment19 References21
Abstract
The aim of the Rubha Reidh internet project is to construct a robust computer network to encompass the ... Show more content on Helpwriting.net ...
Establishing a high speed and reliable lighthouse area network will significantly boost the bed and breakfast's appeal for guests, and help bring the
lighthouse into the digital era. Using a wireless mesh network will be more flexible and cheaper than an old–fashioned wired local area network
(LAN). That is beside the fact that wireless networks are easy to install, expand, and have the additional advantage of presenting a portable wireless
link to the bed and breakfast residents.
This internet–networking project will be made up of two distinctive phases. In Phase I, a small–scale network will be developed. The lessons learnt in
Phase I will appraise the plan for Phase II, in which the network will be expanded to include the whole area that the lighthouse lays claim to. The final
network will back wireless connectivity between guests and the bed and breakfast intranet services at data speeds approximating 54 Mbps. The
services that will be delivered to include Web sites, email, and contact with the internet.
Networking Proposal for Rubha Reidh
Introduction
Accommodation services at the bed and breakfast located in the lighthouse at Rubha Reidh have been severely affected by the absence of a robust and
reliable setup for offering internet services. While other accommodation facilities across Scotland and the rest of the world are
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Computers, Wifi And Tablets
Priscila Ibarra
Stone
Period 6
18 March 2016
Executive Summary Computers, wifi and tablets have resulted in student success while in school. "Wi–Fi has become a universal expectation among
students, and their attitudes towards technology are a good indicator of broad changes underway in how we as a society learn, work and
communicate," said Edgar Figueroa, executive director of the Wi–Fi Alliance, the global trade organization representing the Wi–Fi industry. Nearly
75% of US college students believe WiFi access on their college campus helps them get better grades, according to a recent survey conducted for the
Wi–Fi Alliance. Getting new technology equipment can change a lot in a student 's learning capacity and learning also to use ... Show more content on
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Low income students don't have a choice of having wifi or a computer. It is very hard for them to do any studying at home, so having wifi and
computers at school would be very helpful for their education. One of the most important features of a computer is the access to information it
provides. Because the Internet acts as a virtual library, students can have access to nearly any piece of information imaginable. This can be highly
advantageous in the classroom as it can enhance the information on any subject. The downside is that sometimes students will stumble across
unreliable information online. Computers also save time in many ways. Not only can computers access millions of pages of information on the
Internet, but they can do this in an incredibly fast time. What once might have taken hours of library research might now only take a few minutes on
the computer. In addition to the Internet, tools such as word processors, presentation software, and spreadsheets have added efficiency. They eliminate
much of the time that traditional writing, presentations, and creating tables and forms once required. "Wi–Fi has become a universal expectation
among college students, and their attitudes towards technology are a good indicator of broad changes underway in how we as a society learn, work
and communicate," said Edgar Figueroa. Wifi at school can be really helpful to
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Internet Tools at Dirt Bikes It/205
Internet Tools at Dirt Bikes
University of Phoenix
IT/205
Introduction Management of a Dirt Bike company is worried about how much money is spent on communication with people within and on the outside
of the company. They are obtaining information on how to provide the industry with global economy. I will provide the information on how to use
internet tools and technology to improve the communication and gathering of information to be more efficient and to help save money. For the
organization to be able to communicate and gather information with efficiency I'll evaluate the problems with Dirt Bikes and I'll provide a solution on
the type of internet tools and different technologies that will benefit the workers and business. ... Show more content on Helpwriting.net ...
They would only need a microphone, speakers, or a telephone that is VOIP enabled. Even though there are up–front cost involved with the IP phone
system, it will reduced the communication and network management cost by 20 to 30 percent. This is a chart example of how VOIP works.
The chart above demonstrates how the system is used (Essentials of Management Information Systems, CH. 6, pp. 209). The computer services and
telecommunications cost will be lower with this type of system installed in the organization, which will remove the recurring charges of private lines.
Another type of internet tool that would benefit the company would be a VPN (Virtual Private Network). A VPN is a secure, encrypted, private
network that has been configured within a public network to take advantage of the economies of scale and management facilities of large networks,
such as the Internet provides your organization with secure, encrypted communications at a much lower cost than the same capabilities offered by
traditional non–Internet providers who use their private networks to secure communications. VPNs also provide a network infrastructure for combining
voice and data networks (Essentials of Management Information Systems, CH. 6, pp. 212). This would make the organization capable of sending email
to each other without worrying about the email been accessed by non–employees. For instance, if a company came up with a new product it
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Purpose Of A Lan ( Local Area Network ) Essay
Sunday, 16 November 2014
3:10 p.m.
Purpose of a LAN (hosts, devices (dual functions), examples of LAN use, types of resources shared, information that can be accessed using a LAN,
purpose of LAN components) AND advantages and disadvantages of cable, fibre, wireless in terms of bandwidth, location, security, reliability, set up,
suitability
Describe what the user will mainly use a specific LAN for When the first computers were made, they couldn't talk to each other if they weren't the
same type. But now with the standardising of components, it is now easier than ever for different computers to connect to each other in a LAN (Local
Area Network).
A LAN is a network of computers in a specific area interconnect using a variety of network media. For example, WBHS LAN are all the computers
connected to the WBHS network via Ethernet, Wi–fi or other. This is different from a WAN (Wide area network) which extends to a much wider area
such as a town, city and country. LAN are usually more restricted in access and more numerous.
LAN are used at WBHS to connect all the schofols desktops, servers, all–in–ones, printers, laptops and many other devices to each other. For students
using BYOD, this gives them access to restricted Wi–Fi, but for teachers and users on the schools computers, this allows them to access network drives,
print to any printer, send emails internally – just to name a few. Because the Network in local and internal, WBHS doesn't rely on external severs which
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Pros And Cons Of Wireless Networking Protocols
COM 309: Wireless Networking Protocols
A computer network is a communication system that links together devices referred as "Nodes." These devices are connected using communication
channels. A communication channel is assigned to a medium used to transport information from one network device to another, such as wired channels
and wireless channels (Parsons, 2016).
A primary system is made up of at least two computing devices either wired or wireless points of connection; these points are "network ports." There
are usually one network hub or network switch that permits their interconnection. The most standard "wired" computer networks are known as "Ethernet
." This is made–up of UTP (unshielded twisted pair) cables, and just about all personal computers have a UTP Ethernet Network port as standard.
The printer also comes with an Ethernet port, making it easily shared amongst the user of a network. Other wired channels are coaxial cable used for
cable T.V, Category 6 cables used for LANs, and fiber optic cables used for high
–capacity trunk lines. Most local area networks (LAN) are used in
small businesses network. Wired networks are much more secure than wireless networks. The Computer Age has shifted from a traditional industry to
an economy is formed on information computerization. The arrival of the computer age is associated with the Digital Revolution. Today, the internet
has generated attritions from billions of people and industries worldwide it is now a global cultural
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Gi-Fi Technology
CHAPTER 1
INTRODUCTION
Wi–Fi (ieee–802.11b) and Wi–Max (ieee–802.16e) have captured our attention. As there are no recent developments which transfer data at faster rate as
video information transfer taking lot of time. This leads to introduction of Gi–Fi technology. It offers some advantages overWi–Fi, a similar wireless
technology. In that it offers faster information rate (Gbps), less power consumption and low cost for short range transmissions. Gi–Fi which is
developed on an integrated wireless transceiver chip. In which a small antenna used and both transmitter–receiver integrated on a single chip, which is
fabricated using the complementary metal oxide semiconductor (CMOS) process. Because of Gi–Fi transfer of large ... Show more content on
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So to have higher data transfer rate at lower power consumption we move onto Gi–Fi technology.
вћў The 802.11b and 802.11g flavours of Wi–Fi use the 2.4 GHz spectrum, which is crowded with other devices such as Bluetooth, microwave ovens,
cordless phones, or video sender devices, among many others. This may cause degradation in performance. Other devices which use microwave
frequencies such as certain types of cell phones can also cause degradation in performance.
вћў Power consumption is fairly high compared to other standards, making battery life and heat a concern.
вћў Not always configured properly by user. Commonly uses WEP (Wired Equivalent Privacy) protocol for protection, though has been shown to be
easily breakable. Newer wireless solutions are slowly providing support for the superior WPA (Wi
–Fi Protected Access) protocol, though many systems
still employ WEP.
CHAPTER 3 GI–FI
Gi–Fi or gigabit wireless is the world's first transceiver integrated on a single chip that operates at 60GHz on the CMOS . process. It will allow
wireless transfer of audio and video data at up to 5 gigabits per second, ten times the current maximum wireless transfer rate, at one–tenth the cost.
NICTA researchers have chosen to develop this technology in the 57–64GHz unlicensed frequency band as the millimeter–wave range of the spectrum
makes possible high component on–chip integration as well as allowing for the
... Get more on HelpWriting.net ...
Cyber Stalking Crimes Are Being Committed Everyday
Introduction While cyber stalking crimes are being committed everyday there are officers who are highly trained in this area, and wants
everyone else to become highly familiar with the training material so that the world can be passed down from one investigation unit to the next.
There will be quit a few topics covered in this training manual. Overview of the crime John is a 24yr old male who sits at home and play games
online in a game chat room on a site called moco space. John is also on this web site meeting and greeting with young men and young women.
Playing games on this website john has been interested in becoming a hard core gamer online. But this young man name Juan catches john attention
in the gamer chat room. John and Juan being to exchange messages talking about the things they have in common when it comes to gaming. John
is surprised that Juan is also a hard core gamer as well. They both stay at home with their parents and they both spend a lot of time online in the
game chat room so they both agreed on a time to meet in the chat room everyday. John begins to send Juan messages inside his personal mail box
saying he would love to meet Juan in person so they can share their passion for hard core gaming, Juan messaged John back and says there 's no need
to message me personally I'm just here to network and play games. John instantly becomes offended and begins to call Juan all kind of harsh names,
Juan just ignores John and Juan starts thinking maybe
... Get more on HelpWriting.net ...

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Internet Security Protocol Essay

  • 1. Internet Security Protocol Essay Capstone Essay 1st hour 4/10/2015 Destiny Case Internet Security Protocols Internet security protocols use many different methods to protect your computer from dangers across the internet. Because there are so many methods to do this with, there are also many protocols concerning internet security. Internet protocols as a group are often referred to as TCP or IP. TCP stands for Transmission Control Protocol and IP stands for Internet Protocol. Internet Protocol will deal only with packets but Transmission Control Protocols allows more than one host to connect and exchange the data they see fit to share. Transmission Control Protocols not only make sure that your data gets delivered but that the packets sent by you will be delivered in the order that the user sends them. Kerberos is the first internet security protocol to be discussed. It is a computer network authentication protocol. This security protocol allows nodes that have to communicate through a non–secure network to prove their identities to the other user/s. It was designed mainly to be used for in client to server situations. It is an effective model for client to server usage because it provides authentication for, and from, both sides. Kerberos uses Symmetric key cryptography as a basis for its security. Throughout the authentication process it could use public key cryptography instead of the Symmetric Key Cryptography. In the AAA protocol, the A's stand for Authentication, Authorization, and Accounting. It ... Get more on HelpWriting.net ...
  • 2. It 241 Week 1 Cp Essay Associate Program Material Appendix B Applications of Wireless Technologies Each of the following images depicts a real–life scenario in which a wireless technology is being used. Review the five images below and follow the corresponding instructions. Scenario 1 [pic] 1. Identify the wireless technology being used in this scenario. FSO– Free space optics 2. Explain why this technology is appropriate for this scenario. FSO involves using a line of sight technology, so I see this being the method used between the two structures. 3. Specify the standard transmission distance and transfer speed for the wireless technology you identified. 1.25 gbps for speed and transmission distance depends on the concept of the line ... Show more content on Helpwriting.net ... www.verizonwireless.com Scenario 3 [pic] 1. Identify the wireless technology being used in this scenario.
  • 3. This example focuses on the use of satellite networking, to broadcast the signal from the satellite, to the ground station. This type of technology involves the use of Zigbee at small distances, and WiMax for greater distances. 2. Explain why this technology is appropriate for this scenario. This technology is appropriate for this scenario, because the satellite above the stations is providing the connection to each station on the ground in the United States. 3. Specify the standard transmission distance and transfer speed for the wireless technology you identified. WiMAX can transmit speeds up to 50km at 280mbps, and provides options for use in point to point and multipoint configurations. 4. Use the Internet to research one to two applications of the identified wireless technology. List each application found. Reference the websites you used to locate this information. http://www.mpirical.com/courses/info/C36/112/wimax_radio_network_planning_and_design This website shows a course using this technology used for radio networking planning and design. Scenario 4 [pic] 1. Identify the wireless technology being used in this scenario. This scenario is an example of using an access point, which a lot of people currently use to be able to access the internet via WiFi, ... Get more on HelpWriting.net ...
  • 4. The Responsibility Of A Data Breach TJX Attack Introduction Data breaches are probably most deadly and least aware of dangers we worry about. While data heists do lack the glamor of a bank heist or a casino robbery, it definitely has a lot more punch in terms of the damage that it can cause in everyday lives. In fact no Hollywood director would be half as interested in showing a nerdy guy sitting before his computer reading through infinite amounts of stolen information, as much as he/she would like to show a heist in a bank for it provides much more thrilling visuals. However we need to understand and recognize the disastrous power of data breaches to be personally aware and to demand protection from our favorite places of shopping, work, and leisure. Whenever we hear of data breach, we might think that there is evil guy who is doing things in his computer to hurt us. But, data breaches happen because of much more complex reasons. The responsibility of a data breach lies on the hacker, place/organization where the hack happened, and increasingly on the very victims of such breaches. Now, imagine yourself leaving you house open and someone steals from your home, would you not hold yourself responsible. The same applies in the digital world. When an organization commits such mistakes the impact can be just devastating. One such devastating attack is the attack on retail chain TJX, and its impact still reverberates in our world. The TJX Attack Data breaches happen for various end–reasons like political, ... Get more on HelpWriting.net ...
  • 5. Topic: Wi-Fi Technology and Its Application in Business... Topic: Wi–Fi technology and its application in Business organizations Objective To understand the Wi–Fi technology and its applications in Indian business organisations Introduction In today's high–tech world connectivity to networks is extremely important for organizations to survive. Networking is possible of various machines like computers, laptops, cell phones etc. This term paper talks of Wi–Fi, the wireless technology that allows internet connection to be broadcasted through radio waves. Its purpose serves directly to the users looking for internet access devoid of any cords or wires. What is Wi–Fi? Wi–Fi is a wireless technology brand that is owned by Wi–Fi Alliance Wi–Fi Alliance is a consortium of ... Show more content on Helpwriting.net ... Here is a chart that represents the main differences of each standard. Standard802.11b802.11a802.11g Speed11 Mbps54 Mbps54Mbps Range100–150 feet indoors27–75 feet indoors100–150 feet indoors Frequency2.4GHz, a band already crowded with cordless phones5GHz, an uncrowded band2.4GHz, still a crowd of cordless phones and microwaves AcceptanceHot spots are already established using 802.11b. Equipment is readily availableMore common in corporate and office environments.802.11g is compatible with the specs for 802.11b, meaning it can be used on a network based on b or g versions. Wi–Fi in Indian enterprises: In business environments, increasing the number of Wi–Fi access points, by using more channels or creating smaller cells provides:
  • 6. пѓ°support for fast roaming пѓ°increased overall network capacity пѓ°Wi–Fi enables wireless voice applications (VoWLAN or WVOIP). LAN user segments like educational institutes and the hospitality industry openly embraced Wi–Fi. Other enterprises have been slower but many have found innovative ways to use Wi–Fi in their networks These include: пѓ°LG Electronics India Ltd., runs business–critical applications like an internal ERP system and Lotus Notes, and provides Internet access to its plant and executive employees through its Wi–Fi infrastructure. The 802.11b solution was deployed in its 47 acre campus in Noida. Other than saving time and ... Get more on HelpWriting.net ...
  • 7. Digital Divide And The Digital Gap As I was researching and looking around for ideas to write this research paper about, one subject that piqued my interest was the digital divide. I had seen a digital divide in my previous job of working for the local public library in my hometown. The digital divide is more or less the difference in the rates that people utilize computers, the internet and other forms of information and communication technology, otherwise referred to as ICT (Wong, 2009). The digital divide in essence describes the social inequity in accessing ICT between individuals in society (Ritzhaupt, 2013). Our library was pretty much the only public access point in the county where individuals could come and utilize free computers and internet access. I saw many people who had no other access to technology come in and use the library for educational purposes, job searches and applications, and conduct general business. As the teen specialist, I was over the Teen Advisory Board, and I came to understand the economic circumstances some of the teens who were coming to the library were dealing with on a daily basis. Often times, without the library, they would have no means to complete their school work. I know that we had one teen who came in to the use the computers because his parents had to pawn his computer to pay the rent one month. Where the trouble comes in though, is that several years ago the library was in danger of closing. Most people don't realize that while public libraries do ... Get more on HelpWriting.net ...
  • 8. Cost Scenario Essay Cost Scenario University of Phoenix ECO 561PR October 22, 2012 Professor Adelaida Torres Dilan Cost Scenario The San Juan Cell Phones Scenario Summary talk about this company that manufacture cell phones where Maria Perez, a business development specialist, secured an order of 100,000 units with this major chain, which is an opportunity to the company to increase their production and their profit. Cell phones are very important to the community these days for business, to keep in touch with the family or just to feel independent and secure. The first cell phone was created in 1973 by Martin Cooper of Motorola and others assistants and in 1984 they were available to the public. Today cell phones are more than... Show more content on Helpwriting.net ... Our recommendation to San Juan Cell Phones, taking in consideration the risk is to accept the order from Big Box and buy the 100,000 phones from the OEM Company, which will be able to meet the deadline, make an identical phone to the Alpha model, and the price will be fourteen dollars for each unit. This alternative will generate a profit $100,000.00, since cell phones would be sold at fifteen dollars as shown in Table 1–3. The earning are not going to be substantial but at the end we are not going to lose the customer; promote our company, attract potential customers, which will bring even bigger profits to the company without cost control. Also we can expand the company and at the end is going to generate new employments and the possibility of take the company to a major chain level. In conclusion San Juan Cell Phones is a company that has the opportunity to grow and already have products that gave them a good profit, but there is always some space to improve their products. At this moment if when we use all the different strategies for the incorporation of new products starting with the cost comparison, identify alternatives that increment the cost, analyze the different risk, establish recommendation and elaborate a work plan that benefit the company. It is important to always involve the personnel because they are the heavy bones ... Get more on HelpWriting.net ...
  • 9. The Pros And Cons Of Wi-Fi Continual advancement in technology has led to the extension of wireless accessibility due to Wireless Fidelity (Wi–Fi), an important phenomenon that has been impacting the world over the past decade (Kioskea, 2015). The name Wi– Fi was first coined by Wi–Fi Alliance and it refers to wireless Ethernet 802.11 which defines standards for wireless local area networks (WLANs). But since 802.11 was considered too slow for some applications it was surpassed by extensions 802.11a and 802.11b, and later by 802.11g. Traditionally, this radio technology that uses frequency to transmit data through air was initially originated during late 1980s and was evolved with the fundamental objective of making data communication wireless. But today Wi–Fi has become a necessity for both consumer and enterprise since it does not only represent a means of staying connected at home or at the internet and checking emails and surfing the web, it is also consumed by the users for content purposes such as streaming music and high ... Show more content on Helpwriting.net ... One big disadvantage of Wi–Fi involves security since Wi–Fi that are open attract hackers and many times people using the wi–fi service become victims of identity theft. Wireless network can be safe for homes and offices, but it does take some work and a few expertises, but you should never carry out private business on a free Wi–Fi network. Moreover, Wi–Fi operates in the frequency of 2.4 GHz along with cordless phones and microwaves, hence these devices may interfere with the wireless signals and cause problems while surfing net or may even corrupt files. Also, the range of Wi–Fi is limited and the Wi–Fi router must be placed in center so that all computers can receive fair signals which aren't blocked by any wall or obstacle (Hughes, ... Get more on HelpWriting.net ...
  • 10. Wireless Networks : Wireless Network WIRELESS NETWORKS Wireless networks have become a major part in the operation of businesses and in people's lives. Wireless networks can provide fast speed internet connections without having to use wired connections. Businesses are doing much better with wireless networks because they don't have to pay the costs of installing wired networks and people can work easier because they do not have wires running all over the place. Now with wireless networks in place, businesses are able to connect to their other branches and buildings within their area as well. TABLE OF CONTENTS PAGE 4:WIRELESS NETWORKS PAGE 5:WIRELESS LANS PAGE 6:PERSONAL AREA NETWORKS PAGE 7:METROPOLITAN AREA NETWORKS PAGE 8: ... Show more content on Helpwriting.net ... Wireless LANs are commonly used on college campuses and most laptops come equipped with wireless LAN capabilities. They do not have any defined boundaries, which makes it hard for the user to control the network traffic. Wireless LANs make it possible for people to use the internet anywhere there is free and non–secured Wi–Fi. The ability to connect wirelessly is based on the location of the access point. If a person is close to an access point, they can get a strong signal. If they far, they can get a weak signal or no signal. Wireless LANs can be unreliable as well because of weather, and the environment. There are many ways to implement Wireless LANs. They are infrastructure BSS, independent BSS, ESS, and distribution system. The most common way is the BSS. Wireless LANs have base stations that are connected to a wired infrastructure called access points. The stations have to communication through the access point. They cannot communicate directly. Independent BSS is more popular in military applications. Computenetworking.about.com says, "The key hardware components of a wireless computer network include adapters, routers and access points, antennas and repeaters." Wireless LANs have to have wireless network adapters for every device that wants to connect to the internet. The access points and routers use Wi–Fi antennas so that the communication range can increase. A lot of businesses have been victims of data breaches
  • 11. ... Get more on HelpWriting.net ...
  • 12. Case Study Of Wireless Technologies Essay Case study of Wireless Technologies in Industrial Applications Rahul Hanumanth Rao Computer Information System, Minnesota State University, Mankato Abstract–In this current generation, technology is at its best, which is developing many better things which are easier than it is used to be before. WI–FI which stands for wireless–fidelity which means it is a wireless way to handle networking which helps computers, smartphones, or other devices to connect to the Internet or communicate with one another wirelessly within a particular area. This paper explains information about different communication modules such as Bluetooth, RF and Zig bee in industrial applications. In this paper, an overall comparison of these three modules are made which are based upon their industrial applications and characteristics such as standard, bandwidth, battery life, data rate, and maximum transmission range etc. I.INTRODUCTION Wireless is defined as a term that describes about telecommunications where the electromagnetic waves will carry the signals over part or all of the communication path. In the early 20th century, there was first wireless transmitters which went on air using Morse code was using radiotelegraphy and then it was called as "Radio" because modulation was made possible which is used to transmit voices and music via this wireless medium radio. Wireless technology is biggest contribution ever to mankind and it is rapidly evolving and even large number of people are relying ... Get more on HelpWriting.net ...
  • 13. Wifi in Corporate Environments Robby Miller Mr. Carroll NT1210 / Fri. Night Wi–Fi in the Corporate Environment Business is much different today than it has ever been. The strategies incorporated in the success of a business can be quite complicated and requires more than just a man or woman with a dream. Success in business is now reliant on the connectivity of their business to their local area, as well as, the global market place. Wireless connectivity (Wi–Fi) in the corporate environment is making this possible and beyond possible as it improves. In this paper we will see some pro's and con's of wireless connectivity in the corporate environment. Corporations are looking to go wireless for many different reasons. These range from having less wire to ... Show more content on Helpwriting.net ... This is a red flag and a green flag at the same time. If AT&T is charging for data and making money, then the trend of provider's charging for data could take–off and cause inflation of wireless connectivity. The upside could be that user's jump ship and begin using other providers instead of one or two major providers. AT&T charging for data is scary too, since it could flag that they are reaching the limits of their bandwidth capabilities. It could be safe to say, AT&T has just figured out a way to make more money without introducing new and innovative technology. In conclusion, the use of wireless technology in the corporate environment is taking off. It seems from the research I have done that companies are excited about the progress being made in wireless connectivity. Wi–Fi is the future for businesses. As more and more companies have traveling employees and work–at–home employees the demand will grow for wireless connectivity. Productive mobility is where the corporate environment has come and will continue to go. Works Cited Omatseye, Sam. "802.11B Business Holds Promise For Vendors." RCR Wireless News 20.25 (2001): 2. MasterFILE Premier. Web. 7 May 2012. Blackford, John. "Businesses Warm Up ToWireless Networking." Hudson Valley Business Journal 14.13 (2003): 15. MasterFILE Premier. Web. 7 May 2012. Rash, Wayne. "Enterprise
  • 14. ... Get more on HelpWriting.net ...
  • 15. Application Of Using An Application For A Communication... Any user using an application in a communication network will expect the quality of the application to be high without annoying interruptions or delays. In mobile environments due to user mobility, interference and varying channel conditions lead to a variation of the available network resources which ultimately affects application quality. An approach named over–the–top (OTT) virtual access network allows the aggregation of multiple wireless networks into a single IP pipe to provide users with more bandwidth. So how do you define bandwidth? "Bandwidth is a measurement of bit–rate of available or consumed data communication resources expressed in bits per second or multiples of it in computer networking and computer science" [1] The aim ... Show more content on Helpwriting.net ... Today's smartphones are equipped with at least two access technologies, e.g. Wi–Fi and Cellular (3G or 4G LTE). Furthermore, it is possible to use all available technologies for Internet access at the given time. One of the possible implementation of such a system is an OTT virtual access network based on UDP tunneling, which has been widely used in Mobile IP or for VPN (Virtual Private Networks). In order to minimize the energy consumption at the end device and the usage of the Cellular spectrum should be used only if necessary [17]. We can aggregate Wi–fi and Cellular link Based on the detailed information available for a certain application is possible [18], and can be compared in terms of benefits as well as drawbacks. The contribution of this paper is in two ways. We define three algorithms in the OTT VAN architecture which take application type or application quality into account. The objective is to address the application demands to achieve an effective network. We need evaluate these algorithms on a scenario basis. We will have to investigate a user watching a YouTube video clip under varying video quality, while both Cellular and Wi –Fi networks are available. We can evaluate the user aware quality, Cellular usage, and power consumption of the device using test–bed measurements. Cell phones get the energy from the batteries which is needed for their operation. Battery limit is seriously limited because of ... Get more on HelpWriting.net ...
  • 16. Wireless Network Method Using Smart Grid Communications WIRELESS NETWORK METHOD USING IN SMART GRID COMMUNICATIONS Ehsan Dolatshahi Independent Study April 22, 2015 Introduction The old generation of electrical power grid has taken care of our needs in the past. However, as our world progress technologically, so do the expectations from different infrastructures around us. Smart grid is an initiative to completely restructure the electrical power grid to meet the current and future requirements of its clients. Upgrading our electrical power grid could bring novel security vulnerabilities into the system. Thus, security is one of the key parts in smart grid technology. Smart grid technology also puts more reliability demands on WAN (wide area network) infrastructures. [1] A smart grid is an intelligent electricity network that integrates the actions of all users connected to it and makes use of innovative information, control, and communication technologies to save energy, cut cost, and raise reliability and transparency. The smart grid is an upgrade to the current electrical power structure. Meaning, on top of the functionality of our existing power system, it has upgraded with some novel specifications. These new features adds more vulnerability to the system. [2] Smart grid is mainly composed of six basic systems: power generation system, distribution system, transmission network, data management and processing system, smart metering system, and customer information system. The network architecture of smart grid ... Get more on HelpWriting.net ...
  • 17. Wifi ABSTRACT There are many trends in our IT industry. Here we are going to discuss about the emerging technology in IT (i.e.) Wi –Fi technology. Wi–Fi (wireless fidelity) is a way to connect to the internet without any wires or cumbersome cables. Wi–Fi technology uses a radio technology called 802.11 b for the wireless connectivity. 802.11 buses 2.4GHz of band frequency spectrum with a bandwidth of 11Mbps(802.11a –5GHz,54Mbps & 802.l1g–2,4GHz,54Mbps).In this paper we have discussed in detail about what Wi–Fi is and How does it work, what the hotspots are and how does the Wi–Fi technology has been implemented in these hotspots. The Wi–Fi technology finds its great utility in the device called Infinity Tele Smart patient–worn ... Show more content on Helpwriting.net ... Over the past several years, the Wi–Fi Alliance has qualified hundreds of products as interoperable. Standardization will bring legitimacy to this cutting–edge technology. Wi–Fi networks use radio technologies called IEEE 802.11 a, 802.11 b or 802.11 g to provide secure. Reliable, fast wireless connectivity. A Wi –Fi network can be used to connect computers to each other, to the Internet and to wire networks (which use IEEE 802.3 or Ethernet). Wi–Fi networks operate in the unlicensed 2.4 and 5 GHz radio bands, with an 11 Mbps (802.11 b) or 54 IV1bps (802.11 a) data rate. 2. IS WI–FI FOR MY BUISNESS? Large corporations and campuses use enterprise–level technology and Wi–Fi CERTIFIEDTM products to extend standard wired Ethernet networks to public areas like meeting rooms, training classrooms and large auditoriums. Small businesses are dynamic, the built–in flexibility of a Wi–Fi network makes it easy and affordable. Your Wi –Fi devices will have the best chance of working together if they are Wi–Fi CERTIFIEDTM. Look for the Wi–Fi CERTIFIEDTM logo with color–coded Standard Indicator Icons (SII) on product packaging 3. WHAT IS HOTSPOT? Many cafes, coffee shops, libraries, airports, and other public places offer Wi –Fi Access Points for general use by the public. These public Wi–Fi Access Points are often called Hotspots. It is coz of Wi–Fi's ability to quickly and wirelessly connect your handheld or ... Get more on HelpWriting.net ...
  • 18. It241 Appendix B Essay Axia College Material Appendix B Applications of Wireless Technologies Each of the following images depicts a real –life scenario in which a wireless technology is being used. Review the five images below and answer the corresponding questions. Scenario 1 0 What wireless technology is being used in this scenario? Fixed broadband wireless. 1 Why is this technology appropriate for this scenario? Users can access data from either building or any location that is part of the WLAN. 2 For the wireless technology you identified, what is the standard transmission distance and transfer speed? 75 Mbps and 35 miles. 3 Use the Internet to research one to two applications of the illustrated wireless technology.... Show more content on Helpwriting.net ... 0 For the wireless technology you identified, what is the standard transmission distance and transfer speed? Nationwide and 9.6 Kbps 0 Use the Internet to research one to two applications of the illustrated wireless technology. List each application found. Be sure to reference the Web site(s) where you found this information. A computer's wireless adapter translates data into a radio signal and transmits it using an antenna. A wireless router receives the signal and decodes it. The router sends the information to the Internet using a physical, wired Ethernet connection. The process also works in reverse, with the router receiving information from the Internet, translating it into a radio signal and sending it to the computer's wireless adapter (Brain & Wilson, 2011). Scenario 5 0 What wireless technology is being used in this scenario? Wireless Local Area Network 1 Why is this technology appropriate for this scenario? The laptop is not tied to any cables and is using an access point located in the building. 2 For the wireless technology you identified, what is the standard transmission distance and transfer speed? 375' and 11Mbps 3 Use the Internet to research one to two applications of the illustrated wireless technology. List each ... Get more on HelpWriting.net ...
  • 19. Advantages And Disadvantages Of Wifi Hotspot Wi–Fi hotspot The term Wi–Fi Hotspot is utilized to group a range where Wi–Fi access is accessible. It can either be through a shut remote system at home or out in the open spots like eateries or air terminals. Hotspots are outfitted with a broadband web association, and one or more get to directs that permit clients toward access the web remotely. Hotspot can be setup in any open area that can bolster a web association. There are numerous "Wi–Fi hotspots" now accessible in broad daylight spots like eateries, inns and air terminals. Wi–Fi alliance Wi–Fi AllianceВ® is the overall system of organizations that brings us Wi–Fi. In 1999 different diverse organizations joined together and shaped a non benefit ... Show more content on Helpwriting.net ... Changes the way individuals live, convey, work and play. Many solid and without bug Wi–Fi items in the business It serves to wind up more profitable at home, as web shopping and saving money; Wi–Fi innovation permits escaping from home office and working in different rooms. It allows fast data transfer rates. There is ease of installation and hence Wi–Fi is quick and easy to be set up. Disadvantages of Wi–Fi: The 802.11b and 802.11g principles of Wi–Fi utilize the 2.4 GHz range, which is swarmed with different gadgets, for example, Bluetooth, microwave broilers, cordless telephones, or feature sender gadgets, among numerous others. Power utilization is genuinely high contrasted with different principles, making battery life and warmth a worry. It is not generally arranged legitimately by clients. Wi–Fi has restricted extent and consequently it is one of the inconveniences Wi–Fi Security WEP (Wired Equivalent Privacy): The first encryption system indicated by the IEEE802.11 standard. As its name suggests, this standard was expected to make remote systems as secure as wired systems.
  • 20. The basic key lengths are at present 128–and ... Get more on HelpWriting.net ...
  • 21. The Time Of The Internet Of Things To stay connected from any time and any where to any one, any thing and all the things in between is the sole job of the internet of things (IoT). The internet plays an important role in the modern lifestyle of almost all people around the world. From daily routine home chores to industrial means, everything is dependent on the internet either directly or indirectly in order to have network connectivity to each other. The Internet of things came to define several technologies that enable the use of wireless networks and smart sensors to communicate. The Internet of things allows things to be sensed and controlled remotely in wireless network infrastructure (Watts, & Porter, 1997). The early working system in wireless communication started in 1832 by Baron Schilling in Russia, who created electromagnetic telegraph using electrical signals. In 1833, Carl Friedrich Gauss and Wilhelm Weber created a new code, which could communicate over 1200 meter distance in GГ¶ttingen, Germany. Shortly after, in 1835 Joseph Henry and Edward Davy reshaped electrical relay by using a magnetic coil that amplified currents. As a result, they could send their electrical signal to far longer distances. 1926 was a year for yet another revolution in the wireless world. Nikola Tesla, an electrical engineer and futurist, invented wireless power transfer (WPT). Wireless power transfer was used to transmit signals to long distances by using electromagnetic fields in a relative field to transmit the power ... Get more on HelpWriting.net ...
  • 22. Determining Databases and Data Communication Working as a marketing assistant for a consumer electronics company, I am in charge of setting up my company's booth and equipments at trade shows. Prior to any show, I meet the marketing managers to determine the equipment and displays needed for the show. These are then scheduled for delivery by a shipper to the show site. Once delivered, I supervise the setting up of the booths and equipment by the trade show personnel. After the show, I supervise the packing as well as schedule the shipment back for the booth components and equipment. Upon returning to the home office, I need to ensure that all components of the booth and equipment have arrived and in case of shipping damage or loss, I handle it. In order to achieve my task ... Show more content on Helpwriting.net ... Decision support systems are mainly used by the management, planning and operations departments in organizations. In my task, a DSS may not be necessary as the data may be minimal and easy to follow up. The data is required to basically track if all booth components and equipment are shipped to the trade show and back to the warehouse. My task is to ensure the booth components and equipment remains intact after every trade show. Scenario 2: I work in a small consulting business where I manage a group of seven employees some working at the office and others from home. However, each of the employees requires internet. LAN refers to Local Area Network. This is a network of computers in small areas. It is usually used in organizations, schools or even at home. A Local Area Network can be created with Ethernet cables and its components or via wireless technology. A Local Area Network has reduced security threats to its data in that for a person to access the data, they need to be within the small region with coverage which is mostly within the company's or organization's premises. As a result, this reduces the risk of unauthorized persons accessing the data. WAN refers to Wide Area Network. This is a network that covers a broad area i.e. WAN can transmit data over vast regions unlike LAN. Users of this network have the advantage of connecting to it from anywhere. Due to this attribute, it is widely used by businesses or ... Get more on HelpWriting.net ...
  • 23. Network Security : Attack And Protection Network Security; Attack and Protection DeKenth Davidson ISSC 461, IT Security: Countermeasures 23 November 2014 American Military University Professor Christopher Weppler Abstract: Networks have worked their way into the everyday lifestyle of most individuals in the world, businesses especially rely on the networks for efficiency and globally reach. With the huge demand for network usage it is easy to recognize why these systems are a huge target for hackers and other ill intenders. Securing these popular networks should be a top concern for anyone or organization that maintains one, additionally anyone using a network has to be able to traverse the dangerous virtual roadway and be able to identify common concerns that may arise should some suspicious activity arise. Keywords: computer, networks, security, network security Table of Contents Attention Material A.Describe the vital nature of Network Security. 1. Individuals and households rely on personal computers for school and work. 2. Computer networks have become the life blood of international business. B. Malware and malicious intenders are ever present. 1. Recent cyber–attacks on prominent organizations. BODY I. Home Computer Networks Attacks A. Growing number home computer networks.
  • 24. B. Potential risks. 1. Malware. 2. Inadvertent disclosure of data. 3. Potential for hackers. C. Security controls. 1. Router controls. 2. System Controls. 3. Personal responsibilities. D. ... Get more on HelpWriting.net ...
  • 25. Wifi Business Business Title: Name: Institution: Tutor: Course: Code: Date: In Wi–Fi business shop I will recruit three staffs to assist me in the operations. Their duties will be as follows, one of the staff work would be for updating the website and making sure that it is very attractive so that it grabs the attention of my target audience. The staff second will be at data recovery and repair services, and third staff would be ushering the customers into the shop and administer services (Brannick, Levine, Morgeson, (2007)). In this kind of business, there are benefits and challenges of attracting a diverse pool of potential candidates. To start with the benefits, a diverse pool of candidates will give me a wide opportunity for staff to pick from and also ... Show more content on Helpwriting.net ... V. Reviewing applicants and developing short list: this is important because it will help in sorting out preferable candidates for the job positions. VI. Conduct and interview: this is the most important step in the hiring process. It provides the opportunity to learn more about the candidate and validate the information given. VII. Finally, it will be to hire the most qualified candidate. Job title, descriptions, and specification. i. Digital marketer. Duties and responsibilities * Updating and improving the business website. * Advertising and marketing the business through social media. * Managing online brand and product campaigns to raise brand awareness. Qualification. * At least a diploma in IT and digital marketing. * Flexible and hardworking. ii. Technician. Duties and responsibilities. * Repairing damaged electronic gadgets. * Recovering lost data from laptops and cell phones. * Setting up the business Wi–Fi hotspot for the customers. Qualifications. * Degree or diploma in electronic and electrical engineering. * Flexible and honest. iii. Customer care (usher). Duties and responsibilities. * Assist customers in accessing the Wi–Fi. * Enticing customers to access services. * Attend to questions, comments and
  • 26. issues from customers. Qualifications. * At least a diploma in public relation and customer care. * Humble and excellent communication ... Get more on HelpWriting.net ...
  • 27. Wireless Wireless Security Technical Point–of–View Wireless Security Technical Point–of–View W ireless network (Wi–Fi) is now widely established and utilized at home, offices and everywhere in public areas such as rail stations, streets, and etc. This newsletter provides the technical knowledge of Wi–Fi technologies, relevant threats and countermeasures for building a secure internal Wi–Fi network. For the end user best practices of using Wi–Fi, please refer to another newsletter entitled "Wireless Network, Best Practices for General User". Wireless Technologies| Classification of Networks Technological advancement in wireless communications has led to the worldwide proliferation of networks. The various kinds of network... Show more content on Helpwriting.net ... Please respond with the code sent to your mobile device to stop unauthorized activity." The victim replies with the code, and the attacker gains access to the victim's email account. As Grzonkowski notes, after resetting the account password, the attacker could send the victim an SMS stating, "Thank you for verifying your Google account. Your temporary password is [TEMPORARY PASSWORD." New Spear Phishing Attack Bypasses Two Factor Authentication5 By clicking on the "forgot password" link and requesting the verification code, the attacker prompts the email provider to send an SMS message with
  • 28. the code to the victim's mobile phone. To get the code, the attacker then sends the victim a separate SMS message saying something like, "Google has detected unusual activity on your account. Please respond with the code sent to your mobile device to stop unauthorized activity." The victim replies with the code, and the attacker gains access to the victim's email account. As Grzonkowski notes, after resetting the account password, the attacker could send the victim an SMS stating, "Thank you for verifying your Google account. Your temporary password is [TEMPORARY PASSWORD." As there are obvious flaws in WEP, another wireless security algorithm, Wi–Fi Protected Access (WPA), was introduced in 2003 by Wi –Fi Alliance4. WPA was the interim security ... Get more on HelpWriting.net ...
  • 29. Modern Technology And Its Effect On Society Essay Modern technology has given people many freedoms and the power to do many things. However just like the great words of Spiderman "...with great power comes great responsibility." Along with these magnificent inventions came a greater and more efficient way for enemies of the country to destroy us. With the invention of planes came hijacking, with cars came unsuspecting car bombs, and with the internet came cyber–attacks. Governments all over the world continuously have to adjust to the new technology with policies that take away the rights and privacy of their citizens. How far is one supposed allow its country to spy on its citizens and take away their right to privacy? It is not the citizens' responsibility to worry about the safety of the people, thus the cost of safety should not be on the shoulders of the people. People who object to internet censorship believe that in order to govern themselves well, Americans must be able to share ideas, even offensive and controversial ones, freely. They argue that censorship is very rarely the solution to any positive goal. However, to truly understand the internet censorship debate one must inspect the many smaller underlying questions involved. Such as are there any combinations of education and parent involvement that could better protect children from content on the internet? Is it possible to demand positive behavior on the internet, or does that interfere with the free exchange of ideas, a key element of democracy? And finally, ... Get more on HelpWriting.net ...
  • 30. Malicious Attack : Malicious Attacks And Threats That... The three specific potential malicious attacks and threats that could be carried out against the network and organization are malicious attack, malicious, and the risk, threats, and vulnerabilities that is carried out against the network and organization. Malicious Attack is an attempt to forcefully abuse or take advantage of someone 's computer, whether through computer viruses, social engineering, phishing, or other types of social engineering. Malicious Attack have four general categories of attacks on computer systems and networks. The first it have to fabrications and that involve the creation of some deception in order to trick unsuspecting users. (Kim, D., & Solomon, M., 2012). That is like when you get a call on you home phone from Windows text support, when you give them your information and the information on your router. That mean you got trick by an unsuspecting users known as a scammer. Next it is interceptions and that involves eavesdropping on transmissions and redirecting them for unauthorized use. (Kim, D., & Solomon, M., 2012) Any wireless network using a username and password to allow entrance into a local network is susceptible to interception and traffic monitoring attacks. Then it is interruptions and it cause a break in a communications channel, which blocks the transmission of data. (Kim, D., & Solomon, M., 2012) Like when you online and you trying to get information offline and it take a long time to load up. The company is not alone in its ... Get more on HelpWriting.net ...
  • 31. Research Paper Wireless Fidelity In the last few years the world has undergone a tremendous and unprecedented technological change with the attack of the Information Technology revolution. Earlier it was e–mail that changed the way people communicate, and then online shopping became the order of the day, gradually online banking caught up and the list goes on and on. The new trend, Wi–Fi, or Wireless Fidelity, allows you to connect to the Internet from your couch at home, a bed in a hotel room or at school, all without wires. As author Harold Davis nicely puts, "Wi–Fi is a wireless technology just like a mobile phone and Wi–Fi enabled computers send and receive data indoors and out; anywhere within the range of a base ... Show more content on Helpwriting.net ... IEEE 802.11b defines the physical layer and media access control (MAC) sublayer for communications across a shared, wireless local area network (WLAN). As Theodore Rappaport states, "At the physical layer, IEEE 802.11b operates at the radio frequency of 2.45 gigahertz (GHz) with a maximum bit rate of 11 Mbps. It uses the direct sequence spread spectrum (DSSS) transmission technique. At the MAC sublayer of the Data Link layer, 802.11b uses the carrier sense multiple access with collision avoidance (CSMA/CA) media access control (MAC) protocol" (35). A wireless station with a frame to transmit first listens on the wireless medium to determine if another station is currently transmitting (this is the carrier sense portion of CSMA/CA). If the medium is being used, the wireless station calculates a random backoff delay. Only after the random backoff delay elapses can the wireless station again listen for a transmitting station. By instituting a random backoff delay, multiple stations that are waiting to transmit do not end up trying to transmit at the same time (this is the collision avoidance portion of CSMA/CA). Collisions can occur and, unlike with Ethernet, they might not be detected by the transmitting nodes. Therefore, 802.11b uses a Request to Send (RTS) /Clear to Send (CTS) protocol with an Acknowledgment (ACK) signal to ensure that a frame is successfully transmitted and received. The 802.11b ... Get more on HelpWriting.net ...
  • 32. A Brief Note On Vehicular Networks And The Future Of The... In the paper "Vehicular networks and the future of the mobile internet" by Mario Gerla and Leonard Kleinrock, the authors identify the urban Internet infrastructure role that a network of vehicle grids can support with applications that range from email and voice over IP to emergency operations in case of natural disaster, terrorist attacks or other events that can disrupt the operation of wired networks. The vehicle grid components (radios, access points, spectrum, standards and others) constitute the concept of VANET (Vehicle Adhoc Network) and they are going to be use in the build of car–to–car applications. There are a lot of emerging applications that are taking advantage of the VANET. The focus of this paper is to review the role of the Internet Infrastructure in supporting vehicular applications. The main different between the VANET and MANET (Mobile Ad hoc Networks) is that in VANET the wired Internet Infrastructure is accessible and omnipresent viaWi–Fi, DSRC, WiMAX, 3G, LTE. A usual practice of considering the wireless network an extensions attached by a edge gateways is becoming non economical and instead the use of mesh networks, overlays and virtualization is been considered as a viable option to connect the services on the internet backbone. The paper examines the emerging application that can be provided and the vehicle oriented internet services. These have been the first steps towards mobile vehicle architecture. Most of the investigation already performed ... Get more on HelpWriting.net ...
  • 33. The Wlan A wireless LAN or WLAN is a wireless local area network, which is the linking of two or more computers without using wires. It is the same as LAN, but has a wireless interface. WLAN utilizes spread–spectrum technology based on radio waves to enable communication between devices in a limited area, also known as the basic service set. This gives users the mobility to move around within a broad coverage area and still be connected to the network. Wireless Local Area networks (WLANs) have been employed to add mobility features to office and campus networks since the late 1980s. This article presents a discussion of the current state of WLAN technology and some of the products available. Physically, there are two ways to implement wireless ... Show more content on Helpwriting.net ... The standard developed by working group 802.11 was accepted by the IEEE board during the summer of 1997 and became IEEE standard 802.11–1997. The new standard defines three different physical implementations (signaling techniques and modulations), a Media Access Control function, and a Management function. The three physical implementations are: 1.Direct sequence spread spectrum radio (DSSS) in the 2.4 GHz band, 2.Frequency hopping spread spectrum radio (FHSS) in the 2.4 GHz band, and 3.Infrared light (IR). All of the implementations support data rates of 1 Mb/s and, optionally, 2 Mb/s. The 802.11 working group is currently considering additions to the standard that will provide higher data rates (5.5 and 11 Mb/s) in the 2.4 GHz band and additions that will allow wireless LANs to operate in a 5 GHz band. Acceptance of the standard for higher data rates in the 2.4 GHz band is expected in October of 1998. Need For WLANs One characteristic of the IT industry is that it tends to over hype 'new' technology while ignoring the applicable lessons taught by older technologies–many of which were over hyped in their day. Wireless LAN (WLAN) technology, specifically the 802.11 family of standards, is a current case in point. Yes, it can be very useful and when deployed properly, very convenient. Awireless network can be used to solve all sorts of tricky ... Get more on HelpWriting.net ...
  • 34. Networking #1 a.LAN b.MAN c.WAN #3 MAC– media access control #5 WAN wide area network #7 Topology– the architecture of a network #9 D. token–ring hub #11 hub– broadcasts the data it receives t oall devices connected to its ports Switch– forwards a fram it receives directly out the port associated with its destination address #13 A. frame size #15 64 and 1518 bytes #17 organizationally unique identifier– the first 6 digits of an address which are used to indicate the vendor of the network interface. #19 a. 00–C0–4F–49–68–AB: dell computer b. 00–0A–27–B7–3E–F8: apple computer inc. c. 00–04–76–B6–9D–06: com corporation d. 00–00–36–69–42–27: ATARI corporation #21 TCP/IP transmission control protocol/ internet protocol #23 ... Show more content on Helpwriting.net ... This gives hackers more time to crack the encryption. Advantages of WPA over WEP are: Length of IV (initialization vector) is now 48, comparing to WEP's 24. This gives you over 500 trillion possible key combinations. IV has much better protection with better encryption methods. This is prevention of reuse of IV keys. Master keys are never directly used. Better key management. Impressive message integrity checking.
  • 35. #33 The SSID (or Service Set IDentifier) names and identifies a wireless network, It is something that access points broadcast to client devices to announce the presence of the access point. The SSID denotes the name of a network on a Wireless Local Area Network (WLAN), and could be any name up to thirty–two (32) characters in lenght. For security reasons, broadcasting of this SSID is commonly turned off on some routers. #35 the IP addresses are handled by by the router which will give a private IP address this allows all home computers to have access to the internet. NAT translates the private IP address to a public address for routing over the internet. #37 a VPN establishes a secure network connection and protects the LAN's data from being seen by outsiders. The VPN connection enables a remote or mobile user to access the network as if they were actually at the network, the connection is encrypted providing privacy for the data packets being transmitted. #39 a port number tracked with the client computer's private address when ... Get more on HelpWriting.net ...
  • 36. Computerized Mobile Suburban Railway Ticket Tickets Abstract Today's biggest challenge in current ticketing system is "QUEUE" in booking railway tickets. In this fast growing world of technology we still stand in the queue or buy with CVM coupons or smart cards for our suburban tickets, which is more frustrating at times to stand in the queue or if we forget our cards. This paperless Mobile Suburban Railway (MSR) ticketing is mainly to buy the suburban tickets which is the most challenging when compared to booking the long journey tickets through `M–ticket ' which fails with suburban(local travel) tickets. Our MSR ticket can be bought with just a smart phone application, where you can carry your suburban railway tickets in your smart phone as a QR (Quick Response) ticket. The ticket will have distinct color scheme everyday and it cannot be forwarded to another mobile. Our MSR– tickets system is one of the best opportunities for those who cannot afford enough time to get their tickets standing in long queues. UTS: Unreserved Ticketing System. MSR Ticket: Mobile Suburban Railway Ticket. Keywords–(MSR) Mobile Suburban Ticketing, Smartphone's, Wi–Fi router, System Server. I. INTODUCTION Indian Railways is the largest railway network in Asia, but not all figures are as impressive. For instance, almost 21 million people travel every day, are on unreserved tickets. This is a huge problem, but nothing new, and the Indian Railways had realized the need for an Unreserved Ticketing System a long time ago. The current ticketing ... Get more on HelpWriting.net ...
  • 37. Wi Fi : The New Way Of Communication In today's world, society is presented by new technology all the time. Many incredible advancements have been made over the years, but few compare to the breakthrough of wireless connection, better known as Wi–Fi. The creation of Wi–Fi has given a new way of communication that allows people to communicate with others from all over the world without having to use any wires or cords. Today, this revolutionary invention is being used in households and businesses all around the world and has not only changed the way people communicate but also how they use technology in general. DSU is no exception. As a technology based school we rely on a steady Wi–Fi connection all the time for our academic and personal needs. However, this technology was not always so widely used and has undergone many changes to get to the state it is now. Today Wi –Fi has become a crucial technology that many people rely on in their daily lives and it has changed the world during that process. Not all people may truly understand how exactly Wi–Fi works. Most Wi–Fi routers have at least one access point, maybe even more depending on the size of the area it covers, which allows its users their connection. Wi–Fi signals themselves are like radio waves. The difference here is that Wi–Fi is basically two radio waves talking back to one another (Pullen). Some people may think of Wi–Fi as just another type of technology that they use in their life. However, Wi–Fi is changing the way people use, or in some cases ... Get more on HelpWriting.net ...
  • 38. Gifi over Wifi A Dissertation Report on Comparative Analysis of Data Transmission Technique with GI–FI over WI–FI –: Submitted to:– D.L.PATEL INSTITUTE OF MANAGEMENT & TECHNOLOGY MCA COLLEGE, Himmatnagar. In Partial A Fulfillment of the Requirements for the Degree of MCA 5th SEM in the Post Graduate College at GUJARAT TECHNOLOGICAL UNIVERSITY Acknowledgement We would like to express our deep sense of gratitude towards some important people who have given their precious time towards the completion of our project. We are greatly indebted to Mr. Sudhir Patel Sir for his invaluable guidance and support. We express our thanks for him understanding and considerable attitude towards our Difficulty. He gave us the detailed information about our topic... Show more content on Helpwriting.net ... Gi–fi. KEY TERMS CMOS – complementary metal oxide semiconductor MOSFETs – metal oxide semiconductor field effect transistors TTL – transistor–transistor logic DSPS – digital signal processors HMDS – hexamethyldisilazane SiO2 – silicon dioxide UWB– Ultra–Wideband PAN–personal–area network
  • 39. CSP–Communications Service Provider 1. INTRODUCTION With its bright yellow–and–red signs, Gifi is hard to miss. Founded in 1981, the French budget retailer markets itself as a one–stop discount store, with 300–plus locations in France as well as shops in Africa, Belgium, French Guiana, Italy, and Spain. Founder, chairman and CEO Philippe Ginestet and his family control Gifi. Wi–Fi (ieee–802.11b) and Wi–Max (ieee–802.16e) have captured our attention. As there is no recent developments which transfer data at faster rate. As video informationtransfer taking lot of time. This leads to introduction of Gi–Fi technology .it offers some advantages overWi–Fi, a similar wireless technology, in that it offers faster information rate in Gbps, lesspower consumption and low cost for short range transmissions. Gi–Fi which is developed on a integrated wireless transceiver chip. In which a small antenna used and both transmitter– receiver integrated on a single chip. Which is fabricated using the ... Get more on HelpWriting.net ...
  • 40. Network471 Emerging Technology Essay Emerging Technology That Will Change the World: Wi –Fi Gyasi C. Davis Network 471: Advanced Topics Networking Professor Elliott DeVry University Date: February 18, 2013 Emerging Technology That Will Change the World: WiFi Contents Introduction........................................................................................................ 3 Problems................................................................................................................4 Pro & Con Argument...............................................................................................4–7 Security Issues...................................................................................................7–8 Health Concerns...................................................................................................8 Network ... Show more content on Helpwriting.net ... To solve these problems a company can implement Wi–Fi on their network. This can reduce the price of implementing additional cable in the network. Wi–Fi technology comes with many upsides, but it also has it downfalls too. Pros The major advantage of Wi–Fi is the fact that users do not need to be physically connected to the network in order to access the Web and network resources. Wi–Fi provides increased mobility. Among employees, those who use a laptop will worry no more about connecting using a connection cable. They will be able to move from their office to the meeting room without losing connection. Besides eliminating much of the need for extensive wiring and dedicated workstation, Wi–Fi means the Internet is accessible anywhere users can pick up a signal, which allows for greater flexibility in office configurations. Wi–Fi systems can also be much less expensive to set up, since the main cost is in the wiring to the main router. If an existing wired Internet network is already in place, adding Wi–Fi capabilities is relatively simple, with no need to purchase a dedicated workstation. Wi–Fi systems are also relatively inexpensive to operate and easy to use. For employees and authorized visitors to connect to Wi–Fi does not present any technical difficulty. Depending on the router type simply enter the WEP or WAP key associated with your Wi –Fi after double–clicking the icon
  • 41. "Wireless Network Connection". After a ... Get more on HelpWriting.net ...
  • 42. Best Bluetooth Speakers 2017 : Top 5 Reviews, Benefits And... Best Bluetooth Speakers 2017: Top 5 Reviews, Benefits & Buying Guide Introduction The term "Bluetooth" has become a very common term in the recent times. In specific, speakers with Bluetooth technology have become the latest trend in the field of infotainment. The bluetooth speakers establish a wireless connection with the intended device like tablet, smartphone or laptop to deliver the audio within its specified range. These speakers are often portable that they can be easily carried anywhere. There is a continuous growth in the technical aspects of such bluetooth speakers. This article will let yourself familiarize on the Best Bluetooth Speakers 2017 along with their key features. Before that, let us discuss on the benefits of using Bluetooth speakers over ordinary speakers. Benefits of Bluetooth Speakers When compared to the conventional speakers, Bluetooth speakers have various advantageous features to offer. Unlike the previous versions where the audio system consists of large–sized speakers, the Bluetooth speakers are much portable and convenient to use. They come wireless which means you need not have to find a place for the speaker near the audio or video system. They connect via Bluetooth and stay connected as long as you desire. There are lot more a Bluetooth speaker can offer. Let us see some of these benefits in detail. Portability The increasing demand of the Bluetooth speakers is attributed to its portability. These speakers can be placed anywhere within ... Get more on HelpWriting.net ...
  • 43. Essay on Computing Trends Networking Proposal for Rubha Reidh Name Institution Table of Contents Abstract3 Introduction5 Overview of Satellite Link Technology7 Overview of Fibre Optics Link Technology9 Choice of Satellite over Fibre Internet Connection10 Wireless Networking Design12 Mesh Network Backbone13 802.11 Access Points15 Intranet Services16 Challenges16 Proposed System Design17 Phase I: Bed and breakfast building to include the private rooms, common area and lounge17 Phase II: Extending to cover the lighthouse and associated surrounding area18 Budget18 Phase I Deployment18 Phase II Deployment19 References21 Abstract The aim of the Rubha Reidh internet project is to construct a robust computer network to encompass the ... Show more content on Helpwriting.net ... Establishing a high speed and reliable lighthouse area network will significantly boost the bed and breakfast's appeal for guests, and help bring the lighthouse into the digital era. Using a wireless mesh network will be more flexible and cheaper than an old–fashioned wired local area network (LAN). That is beside the fact that wireless networks are easy to install, expand, and have the additional advantage of presenting a portable wireless link to the bed and breakfast residents. This internet–networking project will be made up of two distinctive phases. In Phase I, a small–scale network will be developed. The lessons learnt in Phase I will appraise the plan for Phase II, in which the network will be expanded to include the whole area that the lighthouse lays claim to. The final network will back wireless connectivity between guests and the bed and breakfast intranet services at data speeds approximating 54 Mbps. The services that will be delivered to include Web sites, email, and contact with the internet. Networking Proposal for Rubha Reidh Introduction Accommodation services at the bed and breakfast located in the lighthouse at Rubha Reidh have been severely affected by the absence of a robust and reliable setup for offering internet services. While other accommodation facilities across Scotland and the rest of the world are
  • 44. ... Get more on HelpWriting.net ...
  • 45. Computers, Wifi And Tablets Priscila Ibarra Stone Period 6 18 March 2016 Executive Summary Computers, wifi and tablets have resulted in student success while in school. "Wi–Fi has become a universal expectation among students, and their attitudes towards technology are a good indicator of broad changes underway in how we as a society learn, work and communicate," said Edgar Figueroa, executive director of the Wi–Fi Alliance, the global trade organization representing the Wi–Fi industry. Nearly 75% of US college students believe WiFi access on their college campus helps them get better grades, according to a recent survey conducted for the Wi–Fi Alliance. Getting new technology equipment can change a lot in a student 's learning capacity and learning also to use ... Show more content on Helpwriting.net ... Low income students don't have a choice of having wifi or a computer. It is very hard for them to do any studying at home, so having wifi and computers at school would be very helpful for their education. One of the most important features of a computer is the access to information it provides. Because the Internet acts as a virtual library, students can have access to nearly any piece of information imaginable. This can be highly advantageous in the classroom as it can enhance the information on any subject. The downside is that sometimes students will stumble across unreliable information online. Computers also save time in many ways. Not only can computers access millions of pages of information on the Internet, but they can do this in an incredibly fast time. What once might have taken hours of library research might now only take a few minutes on the computer. In addition to the Internet, tools such as word processors, presentation software, and spreadsheets have added efficiency. They eliminate much of the time that traditional writing, presentations, and creating tables and forms once required. "Wi–Fi has become a universal expectation among college students, and their attitudes towards technology are a good indicator of broad changes underway in how we as a society learn, work and communicate," said Edgar Figueroa. Wifi at school can be really helpful to ... Get more on HelpWriting.net ...
  • 46. Internet Tools at Dirt Bikes It/205 Internet Tools at Dirt Bikes University of Phoenix IT/205 Introduction Management of a Dirt Bike company is worried about how much money is spent on communication with people within and on the outside of the company. They are obtaining information on how to provide the industry with global economy. I will provide the information on how to use internet tools and technology to improve the communication and gathering of information to be more efficient and to help save money. For the organization to be able to communicate and gather information with efficiency I'll evaluate the problems with Dirt Bikes and I'll provide a solution on the type of internet tools and different technologies that will benefit the workers and business. ... Show more content on Helpwriting.net ... They would only need a microphone, speakers, or a telephone that is VOIP enabled. Even though there are up–front cost involved with the IP phone system, it will reduced the communication and network management cost by 20 to 30 percent. This is a chart example of how VOIP works. The chart above demonstrates how the system is used (Essentials of Management Information Systems, CH. 6, pp. 209). The computer services and telecommunications cost will be lower with this type of system installed in the organization, which will remove the recurring charges of private lines. Another type of internet tool that would benefit the company would be a VPN (Virtual Private Network). A VPN is a secure, encrypted, private network that has been configured within a public network to take advantage of the economies of scale and management facilities of large networks, such as the Internet provides your organization with secure, encrypted communications at a much lower cost than the same capabilities offered by traditional non–Internet providers who use their private networks to secure communications. VPNs also provide a network infrastructure for combining voice and data networks (Essentials of Management Information Systems, CH. 6, pp. 212). This would make the organization capable of sending email to each other without worrying about the email been accessed by non–employees. For instance, if a company came up with a new product it ... Get more on HelpWriting.net ...
  • 47. Purpose Of A Lan ( Local Area Network ) Essay Sunday, 16 November 2014 3:10 p.m. Purpose of a LAN (hosts, devices (dual functions), examples of LAN use, types of resources shared, information that can be accessed using a LAN, purpose of LAN components) AND advantages and disadvantages of cable, fibre, wireless in terms of bandwidth, location, security, reliability, set up, suitability Describe what the user will mainly use a specific LAN for When the first computers were made, they couldn't talk to each other if they weren't the same type. But now with the standardising of components, it is now easier than ever for different computers to connect to each other in a LAN (Local Area Network). A LAN is a network of computers in a specific area interconnect using a variety of network media. For example, WBHS LAN are all the computers connected to the WBHS network via Ethernet, Wi–fi or other. This is different from a WAN (Wide area network) which extends to a much wider area such as a town, city and country. LAN are usually more restricted in access and more numerous. LAN are used at WBHS to connect all the schofols desktops, servers, all–in–ones, printers, laptops and many other devices to each other. For students using BYOD, this gives them access to restricted Wi–Fi, but for teachers and users on the schools computers, this allows them to access network drives, print to any printer, send emails internally – just to name a few. Because the Network in local and internal, WBHS doesn't rely on external severs which ... Get more on HelpWriting.net ...
  • 48. Pros And Cons Of Wireless Networking Protocols COM 309: Wireless Networking Protocols A computer network is a communication system that links together devices referred as "Nodes." These devices are connected using communication channels. A communication channel is assigned to a medium used to transport information from one network device to another, such as wired channels and wireless channels (Parsons, 2016). A primary system is made up of at least two computing devices either wired or wireless points of connection; these points are "network ports." There are usually one network hub or network switch that permits their interconnection. The most standard "wired" computer networks are known as "Ethernet ." This is made–up of UTP (unshielded twisted pair) cables, and just about all personal computers have a UTP Ethernet Network port as standard. The printer also comes with an Ethernet port, making it easily shared amongst the user of a network. Other wired channels are coaxial cable used for cable T.V, Category 6 cables used for LANs, and fiber optic cables used for high –capacity trunk lines. Most local area networks (LAN) are used in small businesses network. Wired networks are much more secure than wireless networks. The Computer Age has shifted from a traditional industry to an economy is formed on information computerization. The arrival of the computer age is associated with the Digital Revolution. Today, the internet has generated attritions from billions of people and industries worldwide it is now a global cultural ... Get more on HelpWriting.net ...
  • 49. Gi-Fi Technology CHAPTER 1 INTRODUCTION Wi–Fi (ieee–802.11b) and Wi–Max (ieee–802.16e) have captured our attention. As there are no recent developments which transfer data at faster rate as video information transfer taking lot of time. This leads to introduction of Gi–Fi technology. It offers some advantages overWi–Fi, a similar wireless technology. In that it offers faster information rate (Gbps), less power consumption and low cost for short range transmissions. Gi–Fi which is developed on an integrated wireless transceiver chip. In which a small antenna used and both transmitter–receiver integrated on a single chip, which is fabricated using the complementary metal oxide semiconductor (CMOS) process. Because of Gi–Fi transfer of large ... Show more content on Helpwriting.net ... So to have higher data transfer rate at lower power consumption we move onto Gi–Fi technology. вћў The 802.11b and 802.11g flavours of Wi–Fi use the 2.4 GHz spectrum, which is crowded with other devices such as Bluetooth, microwave ovens, cordless phones, or video sender devices, among many others. This may cause degradation in performance. Other devices which use microwave frequencies such as certain types of cell phones can also cause degradation in performance. вћў Power consumption is fairly high compared to other standards, making battery life and heat a concern. вћў Not always configured properly by user. Commonly uses WEP (Wired Equivalent Privacy) protocol for protection, though has been shown to be easily breakable. Newer wireless solutions are slowly providing support for the superior WPA (Wi –Fi Protected Access) protocol, though many systems still employ WEP. CHAPTER 3 GI–FI Gi–Fi or gigabit wireless is the world's first transceiver integrated on a single chip that operates at 60GHz on the CMOS . process. It will allow wireless transfer of audio and video data at up to 5 gigabits per second, ten times the current maximum wireless transfer rate, at one–tenth the cost. NICTA researchers have chosen to develop this technology in the 57–64GHz unlicensed frequency band as the millimeter–wave range of the spectrum makes possible high component on–chip integration as well as allowing for the
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  • 51. Cyber Stalking Crimes Are Being Committed Everyday Introduction While cyber stalking crimes are being committed everyday there are officers who are highly trained in this area, and wants everyone else to become highly familiar with the training material so that the world can be passed down from one investigation unit to the next. There will be quit a few topics covered in this training manual. Overview of the crime John is a 24yr old male who sits at home and play games online in a game chat room on a site called moco space. John is also on this web site meeting and greeting with young men and young women. Playing games on this website john has been interested in becoming a hard core gamer online. But this young man name Juan catches john attention in the gamer chat room. John and Juan being to exchange messages talking about the things they have in common when it comes to gaming. John is surprised that Juan is also a hard core gamer as well. They both stay at home with their parents and they both spend a lot of time online in the game chat room so they both agreed on a time to meet in the chat room everyday. John begins to send Juan messages inside his personal mail box saying he would love to meet Juan in person so they can share their passion for hard core gaming, Juan messaged John back and says there 's no need to message me personally I'm just here to network and play games. John instantly becomes offended and begins to call Juan all kind of harsh names, Juan just ignores John and Juan starts thinking maybe ... Get more on HelpWriting.net ...