The AIR-CAP2702E-C-K9 is an 802.11ac wireless access point that provides 3x4 MIMO with three spatial streams for greater wireless coverage and capacity. It supports wireless standards including 802.11ac, 802.11n, and 802.11a/g. The access point uses external antennas and is intended for use with Cisco wireless controllers. It has Gigabit Ethernet and console ports, supports various wireless frequency bands and channels, and has environmental hardening and power options including 802.3at PoE+.
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2) Architectural comparison of several OSS/ CNCF projects to address these patterns
3) Evolution trends for the APIs of these projects
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# Internet Security: Safeguarding Your Digital World
In the contemporary digital age, the internet is a cornerstone of our daily lives. It connects us to vast amounts of information, provides platforms for communication, enables commerce, and offers endless entertainment. However, with these conveniences come significant security challenges. Internet security is essential to protect our digital identities, sensitive data, and overall online experience. This comprehensive guide explores the multifaceted world of internet security, providing insights into its importance, common threats, and effective strategies to safeguard your digital world.
## Understanding Internet Security
Internet security encompasses the measures and protocols used to protect information, devices, and networks from unauthorized access, attacks, and damage. It involves a wide range of practices designed to safeguard data confidentiality, integrity, and availability. Effective internet security is crucial for individuals, businesses, and governments alike, as cyber threats continue to evolve in complexity and scale.
### Key Components of Internet Security
1. **Confidentiality**: Ensuring that information is accessible only to those authorized to access it.
2. **Integrity**: Protecting information from being altered or tampered with by unauthorized parties.
3. **Availability**: Ensuring that authorized users have reliable access to information and resources when needed.
## Common Internet Security Threats
Cyber threats are numerous and constantly evolving. Understanding these threats is the first step in protecting against them. Some of the most common internet security threats include:
### Malware
Malware, or malicious software, is designed to harm, exploit, or otherwise compromise a device, network, or service. Common types of malware include:
- **Viruses**: Programs that attach themselves to legitimate software and replicate, spreading to other programs and files.
- **Worms**: Standalone malware that replicates itself to spread to other computers.
- **Trojan Horses**: Malicious software disguised as legitimate software.
- **Ransomware**: Malware that encrypts a user's files and demands a ransom for the decryption key.
- **Spyware**: Software that secretly monitors and collects user information.
### Phishing
Phishing is a social engineering attack that aims to steal sensitive information such as usernames, passwords, and credit card details. Attackers often masquerade as trusted entities in email or other communication channels, tricking victims into providing their information.
### Man-in-the-Middle (MitM) Attacks
MitM attacks occur when an attacker intercepts and potentially alters communication between two parties without their knowledge. This can lead to the unauthorized acquisition of sensitive information.
### Denial-of-Service (DoS) and Distributed Denial-of-Service (DDoS) Attacks
1.Wireless Communication System_Wireless communication is a broad term that i...JeyaPerumal1
Wireless communication involves the transmission of information over a distance without the help of wires, cables or any other forms of electrical conductors.
Wireless communication is a broad term that incorporates all procedures and forms of connecting and communicating between two or more devices using a wireless signal through wireless communication technologies and devices.
Features of Wireless Communication
The evolution of wireless technology has brought many advancements with its effective features.
The transmitted distance can be anywhere between a few meters (for example, a television's remote control) and thousands of kilometers (for example, radio communication).
Wireless communication can be used for cellular telephony, wireless access to the internet, wireless home networking, and so on.
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cisco-air-cap2702e-c-k9-datasheet.pdf
1. AIR-CAP2702E-C-K9 Datasheet
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Overview
Based on the Cisco Aironet heritage of RF excellence, the 2700 Series utilizes a Purpose-built innovative chipset to provide a high-density experience for enterprise
network. 3 x 4 MIMO (multiple-input multiple-output) technology with three-spatial-stream offers a greater coverage for more reliability and capacity than competing
access points. AIR-CAP2702E-C-K9 is one of the 2700 series AP, needing wireless controller, providing external antenna and C regulatory domain.
Quick Specification
Table 1 shows the quick specification of AIR-CAP2702E-C-K9.
Model AIR-CAP2702E-C-K9
Description 802.11ac CAP w/CleanAir; 3x4:3SS; Ext Ant; C Reg Domain
Frequency band and 20-MHz
operating channels
C (C regulatory domain):
● 2.412 to 2.472 GHz; 13 channels
● 5.745 to 5.825 GHz; 5 channels
Antenna External Antenna
802.11ac Wave 1 capabilities
● 3x4 MIMO with three spatial streams
● MRC
● 802.11ac beamforming
● 20-, 40-, and 80-MHz channels
● PHY data rates up to 1.3 Gbps (80 MHz in 5 GHz)
● Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx)
● 802.11 DFS
● CSD support
Interfaces
● 2x10/100/1000BASE-T autosensing (RJ-45)
● Management console port (RJ-45)
System memory
● 512 MB DRAM
● 64 MB flash
Dimensions (W x L x H) ● Access point (without mounting bracket): 8.69 x 8.69 x 1.99 in. (22.1 x 22.1 x 5.1 cm)
Weight ● 2.2 lb (1.0 kg)
2. AIR-CAP2702E-C-K9 Datasheet
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Figure 1 shows the appearance of AIR-CAP2702E-C-K9.
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Specification
AIR-CAP2702E-C-K9 Description
Description 802.11ac CAP w/CleanAir; 3x4:3SS; Ext Ant; C Reg Domain
Frequency band and 20-MHz
operating channels
C (C regulatory domain):
● 2.412 to 2.472 GHz; 13 channels
● 5.745 to 5.825 GHz; 5 channels
Software Cisco Unified Wireless Network Software Release 7.6MR2 or later
Supported wireless LAN controllers
● Cisco 2500 Series Wireless Controllers, Cisco Wireless Controller Module for ISR G2, Cisco Wireless Services
Module 2 (WiSM2) for Catalyst® 6500 Series Switches, Cisco 5500 Series Wireless Controllers, Cisco Flex® 7500
Series Wireless Controllers, Cisco 8500 Series Wireless Controllers, Cisco Virtual Wireless Controller
● Cisco 5760 Wireless LAN Controller, Cisco Catalyst 3850 Series Switches, Cisco Catalyst 3650 Series Switches
802.11n version 2.0 (and related)
capabilities
● 3x4 MIMO with three spatial streams
● Maximal ratio combining (MRC)
● 802.11n and 802.11a/g beamforming
● 20- and 40-MHz channels
● PHY data rates up to 450 Mbps (40 MHz with 5 GHz)
● Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx)
● 802.11 dynamic frequency selection (DFS)
● Cyclic shift diversity (CSD) support
3. AIR-CAP2702E-C-K9 Datasheet
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Online In China At Low Price! www.hi-network.com
802.11ac Wave 1 capabilities
● 3x4 MIMO with three spatial streams
● MRC
● 802.11ac beamforming
● 20-, 40-, and 80-MHz channels
● PHY data rates up to 1.3 Gbps (80 MHz in 5 GHz)
● Packet aggregation: A-MPDU (Tx/Rx), A-MSDU (Tx/Rx)
● 802.11 DFS
● CSD support
Integrated antenna
● 2.4 GHz, gain 4 dBi, internal omni, horizontal beamwidth 360°
● 5 GHz, gain 4 dBi, internal omni, horizontal beamwidth 360°
External antenna (sold separately)
● Certified for use with antenna gains up to 6 dBi (2.4 GHz and 5 GHz)
● Cisco offers the industry's broadest selection ofantennas, delivering optimal coverage for a variety of deployment
scenarios
Interfaces
● 2x10/100/1000BASE-T autosensing (RJ-45)
● Management console port (RJ-45)
Indicators ● Status LED indicates boot loader status, association status, operating status, boot loader warnings, boot loader errors
Dimensions (W x L x H) ● Access point (without mounting bracket): 8.69 x 8.69 x 1.99 in. (22.1 x 22.1 x 5.1 cm)
Weight ● 2.2 lb (1.0 kg)
Environmental
● Nonoperating (storage) temperature: −22° to 158°F (-30° to 70°C)
● Nonoperating (storage) altitude test: 25˚C, 15,000 ft.
● Operating temperature: −4° to 122°F (-20° to 50°C)
● Operating humidity: 10% to 90% (noncondensing)
● Operating altitude test: 40˚C, 9843 ft.
System memory
● 512 MB DRAM
● 64 MB flash
Input power requirements
● AP2700: 44 to 57 VDC
● Power supply and power injector: 100 to 240 VAC; 50 to 60 Hz
Power draw
● AP2700: 15W
Note: When deployed using a Power over Ethernet (PoE) specification, the power drawn from the power sourcing
equipment will be higher by some amount dependent on the length of the interconnecting cable.
Powering options
● 802.3at PoE+
● Enhanced PoE
● Cisco AP2700 power injectors (AIR-PWRINJ4=)
● Cisco AP2700 local power supply (AIR-PWR-C= or AIR-PWR-D=)
Note: If 802.3af PoE is the source of power, the access point will dynamically shift from 3x4 to 3x3 and come up under
PoE.
Warranty Limited lifetime hardware warranty
Want to Buy
4. AIR-CAP2702E-C-K9 Datasheet
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