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Home Network LEARNING OUTCOME 6-  Build basic home network including design, configuration and distribution methods.  Note...
LAN <ul><li>Local Area Network </li></ul><ul><ul><li>Computer network that covers a small area </li></ul></ul><ul><ul><ul>...
OSI Model Open Systems Interconnect <ul><li>Describes how computers communicate defined as a series of layers </li></ul><u...
Data Packets <ul><ul><li>All data in LAN moves in packets </li></ul></ul><ul><ul><ul><li>Data packets contain: </li></ul><...
TCP/IP & UDP <ul><li>TCP/IP – Transmission control protocol/Internet Protocol </li></ul><ul><ul><li>Protocol used in the I...
TCP/IP & UDP <ul><li>UDP – User Datagram Protocol </li></ul><ul><ul><li>Connectionless </li></ul></ul><ul><ul><ul><li>Tran...
Network <ul><ul><li>Reasons users create a network </li></ul></ul><ul><ul><ul><li>Share files </li></ul></ul></ul><ul><ul>...
Sharing on the Network <ul><li>File Sharing </li></ul><ul><ul><li>Create a home server </li></ul></ul><ul><ul><ul><li>Cent...
Other Reasons for Networking <ul><li>E-mail </li></ul><ul><ul><li>E-mail –important service for home user </li></ul></ul><...
Network <ul><ul><li>Define scope of network </li></ul></ul><ul><ul><ul><li>Gather technical requirements or specs </li></u...
Network <ul><ul><li>Determine network services </li></ul></ul><ul><ul><ul><li>Advice homeowner of services provided by net...
Equipment <ul><ul><li>Document Equipment </li></ul></ul><ul><ul><ul><li>Discuss with homeowner type of equipment in networ...
Outlets <ul><ul><li>Determine Outlets </li></ul></ul><ul><ul><ul><li>Discuss location of existing current and future equip...
Wired or Wireless <ul><ul><li>Dependent on construction type </li></ul></ul><ul><ul><ul><li>New </li></ul></ul></ul><ul><u...
Network Topologies <ul><li>- Topology – Physical layout of a network </li></ul><ul><li>- Home – single line layout, in a l...
Ethernet <ul><ul><ul><li>Type of LAN </li></ul></ul></ul><ul><ul><ul><li>Easy to setup </li></ul></ul></ul><ul><ul><ul><ul...
CSMA/CD <ul><ul><ul><li>Carrier Sense Multiple Access / Collision Detect </li></ul></ul></ul><ul><ul><ul><li>- Devices lis...
Ethernet Cabling <ul><ul><ul><li>10BaseT or 100BaseT </li></ul></ul></ul><ul><ul><ul><ul><li>Uses UTP </li></ul></ul></ul>...
HomePNA <ul><li>HomePNA – Home Phone Network Alliance </li></ul><ul><ul><li>http://www.homepna.org </li></ul></ul><ul><ul>...
HomePNA <ul><li>HomePNA – Home Phone Network Alliance </li></ul><ul><ul><li>Home network using existing  coax  and phone l...
HomePNA <ul><ul><ul><li>Coexists with </li></ul></ul></ul><ul><ul><ul><ul><li>POTS </li></ul></ul></ul></ul><ul><ul><ul><u...
Powerline <ul><li>PLC / HomePlug / CEBus / X10 </li></ul><ul><ul><li>Power Line Carrier Systems – Powerband </li></ul></ul...
Powerline <ul><ul><li>CEBus -  http:// www.cebus.org/index.html </li></ul></ul><ul><ul><ul><li>CEBus devices communicate w...
Broadband  <ul><li>Broadband Coaxial Systems </li></ul><ul><ul><li>Coax cable found in many homes </li></ul></ul><ul><ul><...
Firewire <ul><li>IEE1394 – Firewire </li></ul><ul><li>High-performance serial bus </li></ul><ul><ul><li>Support high-bandw...
Wireless <ul><ul><li>Alternative in hard-to-cable areas </li></ul></ul><ul><ul><ul><li>Advantages  </li></ul></ul></ul><ul...
802.11 – Wireless LANs <ul><li>IEEE – Institute of Electrical and Electronics Engineers </li></ul><ul><li>- Use Access poi...
802.11 <ul><li>802.11 – original standard </li></ul><ul><ul><li>2.4 GHz frequency </li></ul></ul><ul><ul><li>1 to 2 Mbps <...
802.11 <ul><li>802.11b </li></ul><ul><ul><li>Referred to as Wi-Fi </li></ul></ul><ul><ul><li>2.4 GHz frequency </li></ul><...
802.11 <ul><li>Expected next - 2007 </li></ul><ul><ul><li>802.11n </li></ul></ul><ul><ul><ul><li>2.4 GHz frequency </li></...
Wireless Security <ul><li>802.11 </li></ul><ul><ul><li>WEP – Wired Equivalent privacy </li></ul></ul><ul><ul><ul><li>Does ...
Internet Access <ul><li>Factors affecting access </li></ul><ul><ul><li>Availability in area </li></ul></ul><ul><ul><li>Cos...
Dial-up <ul><li>Slowest speeds of all services </li></ul><ul><li>Uses a modem </li></ul><ul><li>Communicates over a teleph...
Bluetooth <ul><li>Short distance RF communication </li></ul><ul><ul><li>up to 10 meters </li></ul></ul><ul><ul><li>links b...
HomeRF <ul><li>Wireless networking </li></ul><ul><li>Uses SWAP </li></ul><ul><ul><li>Shared Wireless Access Protocol </li>...
DSL <ul><li>Digital Subscriber Line </li></ul><ul><li>Uses telephone line </li></ul><ul><li>Uses frequencies not used by t...
DSL Technologies <ul><ul><li>HDSL  </li></ul></ul><ul><ul><ul><li>High Data Rate </li></ul></ul></ul><ul><ul><ul><li>Sends...
Infrared <ul><li>Infrared </li></ul><ul><ul><li>Infrared technology </li></ul></ul><ul><ul><ul><li>Remote controls </li></...
Cable <ul><li>Provided by Cable Television providers </li></ul><ul><li>Uses Coax cable </li></ul><ul><li>Speed  </li></ul>...
Satellite <ul><li>Use satellites  </li></ul><ul><li>Use a DBS – Direct Broadcast Satellite system </li></ul><ul><li>Speed ...
Fiber <ul><li>Fiber can deliver large amounts of data over a long distance </li></ul><ul><li>Resistant to EMI – Electromag...
Network Equipment <ul><li>NIC </li></ul><ul><ul><li>Network Interface Card </li></ul></ul><ul><ul><li>Plugs into expansion...
Gateways and Routers <ul><li>Residential Gateways </li></ul><ul><ul><li>Used to connect to the Internet </li></ul></ul><ul...
Wireless Access <ul><li>Wireless Access point </li></ul><ul><ul><li>Network equipment that connects to Ethernet network </...
Network Connection <ul><li>Network connection is very important </li></ul><ul><li>Outlets </li></ul><ul><ul><li>Location d...
Network Termination <ul><li>Proper termination of wires  </li></ul><ul><li>SMC </li></ul><ul><ul><li>Structure Media Cente...
Existing Equipment <ul><li>Connect with Existing Equipment </li></ul><ul><li>Legacy equipment and devices can exist </li><...
Documentation <ul><li>Documentation is very important </li></ul><ul><li>Wire detail chart </li></ul><ul><ul><li>Devices </...
Configuration & Testing <ul><li>Software  </li></ul><ul><ul><li>OS </li></ul></ul><ul><ul><li>Network OS </li></ul></ul><u...
Network  <ul><li>NAT </li></ul><ul><ul><li>All devices share a single IP address to access Internet </li></ul></ul><ul><ul...
IP Address <ul><li>Internet Protocol Address </li></ul><ul><li>Every device in a network needs to have an IP address in or...
Address Conservation <ul><li>Address conservation techniques </li></ul><ul><ul><li>Use NAT </li></ul></ul><ul><ul><li>1 or...
Public Vs Private <ul><li>ISP provide static or dynamic IP addresses </li></ul><ul><li>1 static IP is OK if all network ac...
Firewall <ul><li>Broadband technologies “always on” </li></ul><ul><ul><li>Expose network to risks </li></ul></ul><ul><ul><...
Final Phase <ul><li>Install & Test Equipment </li></ul><ul><ul><li>Equipment installation and testing hardware </li></ul><...
Troubleshooting <ul><li>Testing connectivity </li></ul><ul><li>Verify all computers can connect to internet </li></ul><ul>...
Questions:  Feel free to contact the creators of this material <ul><li>Julian Carranza,  [email_address]   </li></ul><ul><...
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Transcript of "www.convergencetechnologycenter.org DUE 402356"

  1. 1. Home Network LEARNING OUTCOME 6- Build basic home network including design, configuration and distribution methods. Note that all learning activities address outcomes 1-5 to some degree.
  2. 2. LAN <ul><li>Local Area Network </li></ul><ul><ul><li>Computer network that covers a small area </li></ul></ul><ul><ul><ul><li>Home LAN </li></ul></ul></ul><ul><ul><ul><li>Office LAN </li></ul></ul></ul><ul><li>Connected by wire or wireless </li></ul><ul><li>Can be connected to Internet via </li></ul><ul><ul><li>Telephone </li></ul></ul><ul><ul><ul><li>Dial-up </li></ul></ul></ul><ul><ul><ul><li>DSL </li></ul></ul></ul><ul><ul><li>Cable </li></ul></ul><ul><li>One of the nodes in LAN acts as a Node in the World wide Web (Gateway) </li></ul>
  3. 3. OSI Model Open Systems Interconnect <ul><li>Describes how computers communicate defined as a series of layers </li></ul><ul><li>Developed by ISO – International Standards Organization </li></ul><ul><ul><li>7 Layers </li></ul></ul><ul><ul><ul><ul><li>Layer 7 – Application </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Closest to end user – access information on network via application – e-mail, databases </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Layer 6 – Presentation </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Translates data and encrypts or compresses it </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Layer 5 – Session </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Controls sessions between computers </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Layer 4 – Transport </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Transfers data between end users and checks for reliability </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Layer 3 – Network </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Performs network routing – determines paths </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Layer 2 – Data link </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Provides physical addressing – MAC address – packages bits of data </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Layer 1 – Physical </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Transmits bits (0 and 1) – regulates transmissions over medium such as wires </li></ul></ul></ul></ul></ul>
  4. 4. Data Packets <ul><ul><li>All data in LAN moves in packets </li></ul></ul><ul><ul><ul><li>Data packets contain: </li></ul></ul></ul><ul><ul><ul><ul><li>Type of data </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Where is it coming from – Source address </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Where is it going – Destination address </li></ul></ul></ul></ul><ul><ul><ul><li>Advantages </li></ul></ul></ul><ul><ul><ul><li>Information can be checked and resent if corrupted </li></ul></ul></ul><ul><ul><ul><ul><li>NIC card on receiving PC uses checksum to verify integrity of data received </li></ul></ul></ul></ul><ul><ul><ul><li>Information travels faster in smaller pieces </li></ul></ul></ul><ul><ul><ul><li>Information flow is easier to control by network devices </li></ul></ul></ul>
  5. 5. TCP/IP & UDP <ul><li>TCP/IP – Transmission control protocol/Internet Protocol </li></ul><ul><ul><li>Protocol used in the Internet </li></ul></ul><ul><ul><li>Protocol used also for e-mail, Remote Login, Telnet, and File Transfer </li></ul></ul><ul><li>TCP – Transmission Control Protocol </li></ul><ul><ul><li>Connection-oriented </li></ul></ul><ul><ul><li>Reliable protocol </li></ul></ul><ul><ul><ul><li>Connection is established before information is sent </li></ul></ul></ul><ul><ul><ul><li>Breaks messages into segments, re-assembles at destination </li></ul></ul></ul>
  6. 6. TCP/IP & UDP <ul><li>UDP – User Datagram Protocol </li></ul><ul><ul><li>Connectionless </li></ul></ul><ul><ul><ul><li>Transmits messages </li></ul></ul></ul><ul><ul><ul><li>No delivery checking </li></ul></ul></ul><ul><ul><ul><li>Depends on upper layers to check for error correction and reliability </li></ul></ul></ul><ul><li>TCP and UP use different ports to identify the application to which data belongs </li></ul><ul><ul><li>Example of ports: </li></ul></ul><ul><ul><ul><li>FTP – TCP Port 20 (data) and Port 21 (control) </li></ul></ul></ul><ul><ul><ul><li>Telnet - TCP port 23 </li></ul></ul></ul><ul><ul><ul><li>TFTP – UDP Port 69 </li></ul></ul></ul>
  7. 7. Network <ul><ul><li>Reasons users create a network </li></ul></ul><ul><ul><ul><li>Share files </li></ul></ul></ul><ul><ul><ul><li>Share printer </li></ul></ul></ul><ul><ul><ul><li>Share media </li></ul></ul></ul><ul><ul><ul><li>Video surveillance </li></ul></ul></ul>
  8. 8. Sharing on the Network <ul><li>File Sharing </li></ul><ul><ul><li>Create a home server </li></ul></ul><ul><ul><ul><li>Centralized resource location to store files </li></ul></ul></ul><ul><li>Printer sharing </li></ul><ul><ul><li>Home server above can support print sharing </li></ul></ul><ul><ul><li>One printer can serve all computers </li></ul></ul><ul><ul><li>Saves money </li></ul></ul><ul><ul><ul><li>Instead of buying a printer per PC it will be 1 printer for all computers </li></ul></ul></ul><ul><li>Media Sharing </li></ul><ul><ul><li>Store data </li></ul></ul><ul><ul><li>Download large files from internet and share with family members </li></ul></ul><ul><ul><li>Personal video recorders – TiVO </li></ul></ul><ul><ul><ul><li>Devices can hold hours of programming </li></ul></ul></ul>
  9. 9. Other Reasons for Networking <ul><li>E-mail </li></ul><ul><ul><li>E-mail –important service for home user </li></ul></ul><ul><ul><ul><li>Might create own “YYY@home” e-mail service </li></ul></ul></ul><ul><ul><ul><li>Outsource to ISP (Internet Service Provider) </li></ul></ul></ul><ul><li>Data Storage </li></ul><ul><ul><li>Rent data storage to ISP for a small fee </li></ul></ul><ul><ul><ul><li>ISP </li></ul></ul></ul><ul><ul><ul><ul><li>MSN </li></ul></ul></ul></ul><ul><ul><ul><ul><li>AT&T </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Earthlink </li></ul></ul></ul></ul><ul><ul><ul><ul><li>NetZero </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Juno </li></ul></ul></ul></ul><ul><li>Video Surveillance </li></ul><ul><ul><li>Common practice in residential networks </li></ul></ul><ul><ul><li>Images can be stored in PCs and accessed anytime or remotely across internet </li></ul></ul>
  10. 10. Network <ul><ul><li>Define scope of network </li></ul></ul><ul><ul><ul><li>Gather technical requirements or specs </li></ul></ul></ul><ul><ul><ul><ul><li>What the customer wants to accomplish </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Location of equipment throughout the house </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Budget constraints </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Time constraints </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Develop timeline </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Meet with homeowner/update homeowner of progress </li></ul></ul></ul></ul>
  11. 11. Network <ul><ul><li>Determine network services </li></ul></ul><ul><ul><ul><li>Advice homeowner of services provided by network </li></ul></ul></ul><ul><ul><ul><ul><li>Services </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Video, E-mail, Internet, VPN </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Private network inside a public network </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Point-to-point connection </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Home to Corporate LAN </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Telecommuter/Home Office </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Lifestyle </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>- Business Use, Casual Use, Games, Music, Internet surfing </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>- Single person, Couple, Family </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Security </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Share devices </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Printer ,CD-ROM, Files, Digital Cameras </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Remote Access </li></ul></ul></ul></ul>
  12. 12. Equipment <ul><ul><li>Document Equipment </li></ul></ul><ul><ul><ul><li>Discuss with homeowner type of equipment in network and what will be added in the future in order to design network ready for growth </li></ul></ul></ul><ul><ul><ul><li>Existing equipment is compatible </li></ul></ul></ul><ul><ul><ul><ul><li>Number of PCs and peripherals on the network </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Laptops </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Wireless </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Wired </li></ul></ul></ul></ul></ul><ul><ul><ul><li>Future equipment will also be compatible with current equipment </li></ul></ul></ul><ul><ul><ul><ul><li>Determines location of wall jacks for cable connections </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Telecommuters </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Additional equipment might be needed </li></ul></ul></ul></ul></ul>
  13. 13. Outlets <ul><ul><li>Determine Outlets </li></ul></ul><ul><ul><ul><li>Discuss location of existing current and future equipment </li></ul></ul></ul><ul><ul><ul><li>Different types of outlets </li></ul></ul></ul><ul><ul><ul><li>Consider wireless </li></ul></ul></ul><ul><ul><ul><ul><li>No new wires </li></ul></ul></ul></ul><ul><ul><ul><li>New construction </li></ul></ul></ul><ul><ul><ul><ul><li>Standard is to run wires </li></ul></ul></ul></ul>
  14. 14. Wired or Wireless <ul><ul><li>Dependent on construction type </li></ul></ul><ul><ul><ul><li>New </li></ul></ul></ul><ul><ul><ul><li>Remodel </li></ul></ul></ul><ul><ul><ul><li>Retrofit </li></ul></ul></ul><ul><ul><li>Wired </li></ul></ul><ul><ul><ul><li>Copper cable </li></ul></ul></ul><ul><ul><ul><li>Fiber-optic cable </li></ul></ul></ul>
  15. 15. Network Topologies <ul><li>- Topology – Physical layout of a network </li></ul><ul><li>- Home – single line layout, in a loop or a line to central point </li></ul><ul><ul><ul><li>Bus topology – Single line layout </li></ul></ul></ul><ul><ul><ul><li>Ring Topology – Loop layout </li></ul></ul></ul><ul><ul><ul><li>Star Topology – Line to central Point </li></ul></ul></ul><ul><ul><ul><li>Hybrid Start Topologies – Combination of the above </li></ul></ul></ul><ul><ul><ul><li>Extended star topology </li></ul></ul></ul><ul><ul><ul><li>Mesh Topology – everything gets connected </li></ul></ul></ul>
  16. 16. Ethernet <ul><ul><ul><li>Type of LAN </li></ul></ul></ul><ul><ul><ul><li>Easy to setup </li></ul></ul></ul><ul><ul><ul><ul><li>Run cable </li></ul></ul></ul></ul><ul><ul><ul><li>Data transmission measured in Mbps (Megabits per second) </li></ul></ul></ul><ul><ul><ul><ul><li>10 Mbps </li></ul></ul></ul></ul><ul><ul><ul><ul><li>100 Mbps </li></ul></ul></ul></ul><ul><ul><ul><li>Defined in IEEE 802.3 </li></ul></ul></ul>
  17. 17. CSMA/CD <ul><ul><ul><li>Carrier Sense Multiple Access / Collision Detect </li></ul></ul></ul><ul><ul><ul><li>- Devices listen for data on network </li></ul></ul></ul><ul><ul><ul><ul><ul><li>- If wire clear then device transmits </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>- If wire busy then device waits before it transmits for clear signal </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>- If two or more devices try to transmit </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>- Collision occurs </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>- Everything stops </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>- After random period – devices start transmitting </li></ul></ul></ul></ul></ul>
  18. 18. Ethernet Cabling <ul><ul><ul><li>10BaseT or 100BaseT </li></ul></ul></ul><ul><ul><ul><ul><li>Uses UTP </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Cat3 </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Cat5 </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Cat5e </li></ul></ul></ul></ul></ul><ul><ul><ul><li>TIA/EIA 570-A </li></ul></ul></ul><ul><ul><ul><ul><li>Grade1 </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Minimum requirement is Cat3 </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Recommends Cat5 </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Grade 2 </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Minimum Cat 5 </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Recommended Cat 5E </li></ul></ul></ul></ul></ul>
  19. 19. HomePNA <ul><li>HomePNA – Home Phone Network Alliance </li></ul><ul><ul><li>http://www.homepna.org </li></ul></ul><ul><ul><li>Home network </li></ul></ul><ul><ul><ul><li>Internet sharing </li></ul></ul></ul><ul><ul><ul><li>Voice </li></ul></ul></ul><ul><ul><ul><li>Data </li></ul></ul></ul><ul><ul><ul><li>Share peripherals </li></ul></ul></ul>
  20. 20. HomePNA <ul><li>HomePNA – Home Phone Network Alliance </li></ul><ul><ul><li>Home network using existing coax and phone lines </li></ul></ul><ul><ul><ul><li>Does not affect telephone service </li></ul></ul></ul><ul><ul><ul><li>Works like Ethernet network </li></ul></ul></ul><ul><ul><ul><ul><li>Speeds up to 240 Mbps </li></ul></ul></ul></ul><ul><ul><ul><li>HomePNA hardware installed on computer or device </li></ul></ul></ul><ul><ul><ul><ul><li>Adapters </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>NIC </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>USB-to-HomePNA </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Ethernet-to-HomePNA </li></ul></ul></ul></ul></ul><ul><ul><ul><li>Patch cord connects device to phone line </li></ul></ul></ul><ul><ul><ul><li>Devices </li></ul></ul></ul><ul><ul><ul><ul><li>Driver software </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Residential gateways </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Broadband modems </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>HomePNA specification version 3.0 </li></ul></ul></ul></ul></ul>
  21. 21. HomePNA <ul><ul><ul><li>Coexists with </li></ul></ul></ul><ul><ul><ul><ul><li>POTS </li></ul></ul></ul></ul><ul><ul><ul><ul><li>ISDN </li></ul></ul></ul></ul><ul><ul><ul><ul><li>ADSL </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Backwards compatible </li></ul></ul></ul></ul><ul><ul><li>- Members </li></ul></ul><ul><ul><ul><li>AT&T Labs </li></ul></ul></ul><ul><ul><ul><li>Motorola </li></ul></ul></ul><ul><ul><ul><li>Samsung electronics </li></ul></ul></ul><ul><ul><ul><li>TATUNG </li></ul></ul></ul><ul><ul><ul><li>Linksys </li></ul></ul></ul>
  22. 22. Powerline <ul><li>PLC / HomePlug / CEBus / X10 </li></ul><ul><ul><li>Power Line Carrier Systems – Powerband </li></ul></ul><ul><li>LAN that uses power-line cabling in home to send signals to devices </li></ul><ul><ul><li>X10 – www.smarthome.com </li></ul></ul><ul><ul><ul><li>Communications protocol </li></ul></ul></ul><ul><ul><ul><li>Uses existing 110-volt wiring inside home </li></ul></ul></ul><ul><ul><ul><ul><li>X10 transmitter sends signal </li></ul></ul></ul></ul><ul><ul><ul><ul><li>X10 receiver will receive signal </li></ul></ul></ul></ul><ul><ul><ul><li>Almost all home automation relies on X10 </li></ul></ul></ul><ul><ul><ul><li>Limitations </li></ul></ul></ul><ul><ul><ul><ul><li>Cannot handle sophisticated commands </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Typical commands </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>ON, OFF ,ALL ON, ALL OFF </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><li>Slow transfer rate of information </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Unreliable due to noise in power lines </li></ul></ul></ul></ul><ul><ul><ul><ul><li>One-Way communication </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Cannot detect if device is already ON or OFF </li></ul></ul></ul></ul></ul>
  23. 23. Powerline <ul><ul><li>CEBus - http:// www.cebus.org/index.html </li></ul></ul><ul><ul><ul><li>CEBus devices communicate with other CEBus devices over existing powerlines </li></ul></ul></ul><ul><ul><li>HomePlug - http:// www.homeplug.org/en/index.asp </li></ul></ul><ul><ul><ul><li>Supplements wired and wireless technologies </li></ul></ul></ul><ul><ul><ul><li>Easy to setup network </li></ul></ul></ul><ul><ul><ul><ul><li>Plug in two certified HomePlug adapters </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Connect PC Ethernet cable to adapter </li></ul></ul></ul></ul>
  24. 24. Broadband <ul><li>Broadband Coaxial Systems </li></ul><ul><ul><li>Coax cable found in many homes </li></ul></ul><ul><ul><ul><li>Provide Cable TV service – CATV (Community Antenna) </li></ul></ul></ul><ul><ul><ul><ul><li>Video programming </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Telephone service </li></ul></ul></ul></ul><ul><ul><ul><ul><li>High speed internet service </li></ul></ul></ul></ul><ul><ul><li>Services are transmitted and received in different frequencies </li></ul></ul><ul><ul><ul><li>Same cable can </li></ul></ul></ul><ul><ul><ul><ul><li>Distribute cable </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Transmit internet </li></ul></ul></ul></ul><ul><ul><li>Broadband vs Baseband </li></ul></ul><ul><ul><ul><li>Broadband – carry multiple signals </li></ul></ul></ul><ul><ul><ul><li>Baseband – carry only one signal – send or receive but not both at same time </li></ul></ul></ul>
  25. 25. Firewire <ul><li>IEE1394 – Firewire </li></ul><ul><li>High-performance serial bus </li></ul><ul><ul><li>Support high-bandwidth requirements </li></ul></ul><ul><ul><ul><li>Digital video equipment </li></ul></ul></ul><ul><ul><ul><li>High-capacity mass storage </li></ul></ul></ul><ul><ul><li>Data transmission rates up to 400 Mbps (1394a) and 800 Mbps (1394b) </li></ul></ul><ul><ul><li>Firewire port can connect up to 63 external devices </li></ul></ul><ul><ul><ul><li>Supports plug and play </li></ul></ul></ul><ul><ul><ul><li>Hot pluggin </li></ul></ul></ul><ul><ul><ul><li>Supply powers to peripherals </li></ul></ul></ul><ul><ul><li>Data delivery rate is guaranteed </li></ul></ul><ul><ul><ul><li>Ideal for real-time applications such as video </li></ul></ul></ul>
  26. 26. Wireless <ul><ul><li>Alternative in hard-to-cable areas </li></ul></ul><ul><ul><ul><li>Advantages </li></ul></ul></ul><ul><ul><ul><ul><li>Easy installation </li></ul></ul></ul></ul><ul><ul><ul><ul><li>No wires </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Portable computers </li></ul></ul></ul></ul><ul><ul><ul><li>Disadvantages </li></ul></ul></ul><ul><ul><ul><ul><li>Signal distance limitation </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Signal interference </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Signal not always secure </li></ul></ul></ul></ul><ul><ul><li>Frequencies </li></ul></ul><ul><ul><ul><li>2.4 GHz – RF spectrum reserved for unlicensed devices </li></ul></ul></ul><ul><ul><ul><li>5 GHz </li></ul></ul></ul><ul><ul><ul><li>Infrared </li></ul></ul></ul><ul><ul><li>Wireless technologies </li></ul></ul><ul><ul><ul><li>802.11 </li></ul></ul></ul><ul><ul><ul><li>Bluetooth </li></ul></ul></ul><ul><ul><ul><li>HomeRF </li></ul></ul></ul>
  27. 27. 802.11 – Wireless LANs <ul><li>IEEE – Institute of Electrical and Electronics Engineers </li></ul><ul><li>- Use Access point to integrate into Ethernet network </li></ul><ul><li>- 802.11, 802.11a, 802.11b, 802.11g </li></ul><ul><li>- 2.4 GHz frequency band or 5 GHz frequency </li></ul><ul><li>- FHSS- Frequency Hopping Spread Spectrum </li></ul><ul><li>-spreads transmission over different radio </li></ul><ul><li>frequencies </li></ul><ul><li>- little interference but low speed – 2 Mbps </li></ul><ul><li>- DSSS - Direct Sequence Spread Spectrum </li></ul><ul><li>- OFDM - Orthogonal Frequency Division Multiplexing </li></ul><ul><li> - splits signal into smaller sub-signals and transmit All of them at the same time </li></ul>
  28. 28. 802.11 <ul><li>802.11 – original standard </li></ul><ul><ul><li>2.4 GHz frequency </li></ul></ul><ul><ul><li>1 to 2 Mbps </li></ul></ul><ul><ul><li>Uses either FHSS or DSSS </li></ul></ul><ul><li>802.11a </li></ul><ul><ul><li>5 GHz frequency </li></ul></ul><ul><ul><li>Up to 54 Mbps </li></ul></ul><ul><ul><li>Uses OFDM </li></ul></ul><ul><ul><li>Range about 10 meters </li></ul></ul>
  29. 29. 802.11 <ul><li>802.11b </li></ul><ul><ul><li>Referred to as Wi-Fi </li></ul></ul><ul><ul><li>2.4 GHz frequency </li></ul></ul><ul><ul><li>11 Mbps, with fallback to lower speeds </li></ul></ul><ul><ul><li>Range 30 meters </li></ul></ul><ul><ul><li>Uses DSSS </li></ul></ul><ul><li>802.11g </li></ul><ul><ul><li>2.4 GHz frequency </li></ul></ul><ul><ul><li>Up to 54 Mbps speed </li></ul></ul><ul><ul><li>Uses OFDM </li></ul></ul><ul><ul><li>Works well with 802.11b </li></ul></ul><ul><ul><li>Range about 30 meters </li></ul></ul>
  30. 30. 802.11 <ul><li>Expected next - 2007 </li></ul><ul><ul><li>802.11n </li></ul></ul><ul><ul><ul><li>2.4 GHz frequency </li></ul></ul></ul><ul><ul><ul><li>Up 540 Mbps </li></ul></ul></ul><ul><ul><ul><li>MIMO – multiple input/multiple output </li></ul></ul></ul><ul><ul><ul><li>Multiple antennas – receiving and transmitting </li></ul></ul></ul><ul><ul><ul><li>Range about 50 meters </li></ul></ul></ul>
  31. 31. Wireless Security <ul><li>802.11 </li></ul><ul><ul><li>WEP – Wired Equivalent privacy </li></ul></ul><ul><ul><ul><li>Does not protect users in the network from each other </li></ul></ul></ul><ul><ul><ul><li>WEP is weak and has been broken </li></ul></ul></ul><ul><ul><li>WPA took over WEP </li></ul></ul><ul><ul><ul><li>Wi-Fi protected access </li></ul></ul></ul><ul><ul><li>WPA2 is the latest version </li></ul></ul>
  32. 32. Internet Access <ul><li>Factors affecting access </li></ul><ul><ul><li>Availability in area </li></ul></ul><ul><ul><li>Cost of service </li></ul></ul><ul><ul><li>Location of home </li></ul></ul><ul><ul><li>Comfort level of homeowner with technology </li></ul></ul><ul><li>Ways to get Internet </li></ul><ul><ul><li>Dial-up </li></ul></ul><ul><ul><li>DSL </li></ul></ul><ul><ul><li>Cable </li></ul></ul><ul><ul><li>Satellite </li></ul></ul>
  33. 33. Dial-up <ul><li>Slowest speeds of all services </li></ul><ul><li>Uses a modem </li></ul><ul><li>Communicates over a telephone line </li></ul><ul><li>56 Kbps is maximum speed </li></ul><ul><ul><li>Slow down </li></ul></ul><ul><ul><ul><li>Graphics </li></ul></ul></ul><ul><ul><ul><li>Audio </li></ul></ul></ul><ul><ul><ul><li>Video </li></ul></ul></ul>
  34. 34. Bluetooth <ul><li>Short distance RF communication </li></ul><ul><ul><li>up to 10 meters </li></ul></ul><ul><ul><li>links between PC, cameras and other portable devices </li></ul></ul><ul><ul><ul><li>PDAs, Mobile phones, Laptops, PCs, Printers, Digital cameras </li></ul></ul></ul><ul><li>Operates in 2.4 GHz </li></ul><ul><li>SSFH </li></ul><ul><ul><li>Spread Spectrum Frequency Hopping </li></ul></ul><ul><li>support voice and data </li></ul><ul><li>Solution to replace infrared remote controls currently available </li></ul><ul><li>Technology promoted by </li></ul><ul><ul><li>3Com, Ericsson, IBM, Intel, Lucent, Microsoft, Motorola, Toshiba and Nokia </li></ul></ul><ul><li>Speeds </li></ul><ul><ul><li>Bluetooth 1.0 </li></ul></ul><ul><ul><ul><li>Up to 721 Kbps </li></ul></ul></ul><ul><ul><li>Bluetooth 2.0 </li></ul></ul><ul><ul><ul><li>2.1 Mbps </li></ul></ul></ul>
  35. 35. HomeRF <ul><li>Wireless networking </li></ul><ul><li>Uses SWAP </li></ul><ul><ul><li>Shared Wireless Access Protocol </li></ul></ul><ul><ul><ul><li>Six duplex voice channels plus Ethernet </li></ul></ul></ul><ul><li>Uses 2.4 GHz freqeuency </li></ul><ul><li>Home RF is dead </li></ul><ul><li>By Richard Shim Staff Writer, CNET News.com Published: January 7, 2003, 5:50 PM PST </li></ul><ul><li>“ A consortium of companies promoting a wireless home networking specification to compete with Wi-Fi disbanded at the beginning of the year, representing its commercial end” </li></ul>
  36. 36. DSL <ul><li>Digital Subscriber Line </li></ul><ul><li>Uses telephone line </li></ul><ul><li>Uses frequencies not used by the voice portion of the telephone line </li></ul><ul><li>Speed </li></ul><ul><ul><li>About 50 time faster then dial-up </li></ul></ul><ul><ul><li>1.5 Mbps </li></ul></ul><ul><li>DSL modem needs to be used </li></ul><ul><li>Users can use voice and data at the same time on the same telephone line </li></ul><ul><li>Distance is drawback </li></ul><ul><ul><li>Customer must be close to the Telephone company office </li></ul></ul><ul><li>Other problems </li></ul><ul><ul><li>Lower voice quality </li></ul></ul>
  37. 37. DSL Technologies <ul><ul><li>HDSL </li></ul></ul><ul><ul><ul><li>High Data Rate </li></ul></ul></ul><ul><ul><ul><li>Sends and receives data at same speed </li></ul></ul></ul><ul><ul><ul><li>Require two lines in addition to voice line </li></ul></ul></ul><ul><ul><li>SDSL </li></ul></ul><ul><ul><ul><li>Symmetric Digital </li></ul></ul></ul><ul><ul><ul><li>Phone is not used at the same time – speed is the same </li></ul></ul></ul><ul><ul><li>ADSL </li></ul></ul><ul><ul><ul><li>Asymmetric Digital </li></ul></ul></ul><ul><ul><ul><li>Download rate is faster then upload </li></ul></ul></ul><ul><ul><li>RADSL </li></ul></ul><ul><ul><ul><li>Rate-Adaptive </li></ul></ul></ul><ul><ul><ul><li>Modem adjusts the connection speed </li></ul></ul></ul><ul><ul><li>VHDSL </li></ul></ul><ul><ul><ul><li>Very High Digital </li></ul></ul></ul><ul><ul><ul><li>Fastest connection – up to 52 Mbps – short distance only </li></ul></ul></ul>
  38. 38. Infrared <ul><li>Infrared </li></ul><ul><ul><li>Infrared technology </li></ul></ul><ul><ul><ul><li>Remote controls </li></ul></ul></ul><ul><ul><ul><ul><li>VCRs </li></ul></ul></ul></ul><ul><ul><ul><ul><li>TVs </li></ul></ul></ul></ul><ul><ul><ul><ul><li>CD players </li></ul></ul></ul></ul><ul><ul><li>Line of sight wireless technology </li></ul></ul>
  39. 39. Cable <ul><li>Provided by Cable Television providers </li></ul><ul><li>Uses Coax cable </li></ul><ul><li>Speed </li></ul><ul><ul><li>320 Kbps up to 10 Mbps </li></ul></ul><ul><ul><li>Bandwidth shared among users in area </li></ul></ul><ul><li>Uses cable modem </li></ul>
  40. 40. Satellite <ul><li>Use satellites </li></ul><ul><li>Use a DBS – Direct Broadcast Satellite system </li></ul><ul><li>Speed is up to 45 Mbps download but upload has to use telephone system </li></ul><ul><ul><li>Dial-up connection – secondary internet service </li></ul></ul><ul><li>Advantage </li></ul><ul><ul><li>available worldwide </li></ul></ul><ul><li>Disadvantage </li></ul><ul><ul><li>expensive </li></ul></ul>
  41. 41. Fiber <ul><li>Fiber can deliver large amounts of data over a long distance </li></ul><ul><li>Resistant to EMI – Electromagnetic Interference </li></ul><ul><li>FIOS from Verizon </li></ul><ul><ul><li>http://www22.verizon.com/content/consumerfios/about+fiostv/about+fios.htm </li></ul></ul>
  42. 42. Network Equipment <ul><li>NIC </li></ul><ul><ul><li>Network Interface Card </li></ul></ul><ul><ul><li>Plugs into expansion slot in side PC or motherboard </li></ul></ul><ul><ul><li>Allows computers to communicate with network </li></ul></ul><ul><ul><ul><li>Has a MAC address </li></ul></ul></ul><ul><ul><ul><li>48 Bit identifier – physical address </li></ul></ul></ul><ul><li>Servers </li></ul><ul><ul><li>Provide services to other computers in network </li></ul></ul><ul><ul><ul><li>E-mail </li></ul></ul></ul><ul><ul><ul><li>Storage </li></ul></ul></ul><ul><ul><ul><li>Applications </li></ul></ul></ul><ul><li>Switches/Hubs </li></ul><ul><ul><li>Switch </li></ul></ul><ul><ul><ul><li>Network device that filters and sends data </li></ul></ul></ul><ul><ul><ul><li>Devices connected to switch do not compete for bandwidth </li></ul></ul></ul><ul><ul><ul><ul><li>Each device is its own LAN </li></ul></ul></ul></ul><ul><ul><li>Hub </li></ul></ul><ul><ul><ul><li>Sends data to all devices in network </li></ul></ul></ul>
  43. 43. Gateways and Routers <ul><li>Residential Gateways </li></ul><ul><ul><li>Used to connect to the Internet </li></ul></ul><ul><ul><li>Server can also be used as a gateway </li></ul></ul><ul><ul><ul><li>Firewall software </li></ul></ul></ul><ul><ul><li>It acts as a router, switch and modem together </li></ul></ul><ul><li>Routers </li></ul><ul><ul><li>Can do more than switches and bridges </li></ul></ul><ul><ul><ul><li>Can be Computers with software </li></ul></ul></ul><ul><ul><ul><li>Can be network device </li></ul></ul></ul><ul><ul><li>Route packets received on one port to another port </li></ul></ul><ul><ul><ul><li>Make decisions </li></ul></ul></ul><ul><ul><ul><li>Keep table of routes </li></ul></ul></ul><ul><ul><ul><li>Keep optimal routes </li></ul></ul></ul><ul><ul><li>Router = RG </li></ul></ul>
  44. 44. Wireless Access <ul><li>Wireless Access point </li></ul><ul><ul><li>Network equipment that connects to Ethernet network </li></ul></ul><ul><ul><li>Radio transceiver distributes signals </li></ul></ul><ul><ul><li>More expensive than regular Wired routers or hubs </li></ul></ul><ul><ul><li>Disadvantage – distance limitation </li></ul></ul>
  45. 45. Network Connection <ul><li>Network connection is very important </li></ul><ul><li>Outlets </li></ul><ul><ul><li>Location determined by the homeowner </li></ul></ul><ul><ul><li>Wall outlets </li></ul></ul><ul><ul><ul><li>Phone outlets </li></ul></ul></ul><ul><ul><ul><ul><li>Connect phone line – RJ11 </li></ul></ul></ul></ul><ul><ul><ul><li>Cable outlet </li></ul></ul></ul><ul><ul><ul><ul><li>Connects Coaxial cable – RG6 – F type connector </li></ul></ul></ul></ul><ul><ul><ul><li>Data outlet </li></ul></ul></ul><ul><ul><ul><ul><li>Connects Cat 5 – RJ45 </li></ul></ul></ul></ul><ul><ul><ul><li>Power outlet </li></ul></ul></ul><ul><ul><ul><ul><li>Power line </li></ul></ul></ul></ul><ul><ul><ul><li>Universal outlet </li></ul></ul></ul><ul><ul><ul><ul><li>Custom type jack – Coax, phone line, Cat 5/6 and powerline </li></ul></ul></ul></ul><ul><ul><ul><li>Type I </li></ul></ul></ul><ul><ul><ul><ul><li>Most common </li></ul></ul></ul></ul><ul><ul><ul><ul><li>1 Cat 5/6 and 1 Coax </li></ul></ul></ul></ul><ul><ul><ul><li>Type II </li></ul></ul></ul><ul><ul><ul><ul><li>Connects 2 Cat5/6 and 2 Coaxial cables </li></ul></ul></ul></ul>
  46. 46. Network Termination <ul><li>Proper termination of wires </li></ul><ul><li>SMC </li></ul><ul><ul><li>Structure Media Center </li></ul></ul><ul><ul><ul><li>Telephone module </li></ul></ul></ul><ul><ul><ul><li>Data Module </li></ul></ul></ul><ul><ul><li>Network termination points </li></ul></ul><ul><ul><ul><li>Punch-down blocks </li></ul></ul></ul><ul><ul><ul><ul><li>110-type termination block – voice and data </li></ul></ul></ul></ul><ul><ul><ul><ul><li>66-type termination block – voice telephone </li></ul></ul></ul></ul><ul><ul><ul><ul><li>BIX block – similar to 110-type block </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Krone block – used in Europe and Australia – 45 degree angle contacts </li></ul></ul></ul></ul><ul><ul><ul><li>Patch panels </li></ul></ul></ul>
  47. 47. Existing Equipment <ul><li>Connect with Existing Equipment </li></ul><ul><li>Legacy equipment and devices can exist </li></ul><ul><li>Interoperate legacy and new equipment </li></ul><ul><ul><li>Manuals </li></ul></ul><ul><ul><li>Manufacturer websites </li></ul></ul><ul><ul><li>Other resources </li></ul></ul><ul><li>Approach </li></ul><ul><ul><li>Upgrade software </li></ul></ul><ul><ul><li>Upgrade BIOS </li></ul></ul><ul><ul><li>Run additional cabling </li></ul></ul><ul><ul><li>Research backward compatible adapters </li></ul></ul><ul><ul><li>Used wired and wireless solutions </li></ul></ul>
  48. 48. Documentation <ul><li>Documentation is very important </li></ul><ul><li>Wire detail chart </li></ul><ul><ul><li>Devices </li></ul></ul><ul><ul><li>Outlets </li></ul></ul><ul><ul><li>Type of wire used </li></ul></ul><ul><ul><li>Location of devices </li></ul></ul><ul><ul><li>Cable labeling convention </li></ul></ul>
  49. 49. Configuration & Testing <ul><li>Software </li></ul><ul><ul><li>OS </li></ul></ul><ul><ul><li>Network OS </li></ul></ul><ul><ul><ul><li>IP address sharing </li></ul></ul></ul><ul><ul><ul><li>Web services </li></ul></ul></ul><ul><ul><li>Buy latest version of software </li></ul></ul><ul><ul><li>Vendor specific </li></ul></ul><ul><ul><ul><li>Upgrades and patches will always be available </li></ul></ul></ul><ul><ul><ul><li>Technical support </li></ul></ul></ul><ul><ul><li>Open Source </li></ul></ul><ul><ul><ul><li>Linux </li></ul></ul></ul><ul><ul><ul><ul><li>Help is available everywhere </li></ul></ul></ul></ul>
  50. 50. Network <ul><li>NAT </li></ul><ul><ul><li>All devices share a single IP address to access Internet </li></ul></ul><ul><ul><li>Provides security </li></ul></ul><ul><li>DHCP </li></ul><ul><ul><li>Dynamic Host Control protocol </li></ul></ul><ul><ul><li>Computers automatically obtain IP configuration </li></ul></ul><ul><ul><ul><li>IP address </li></ul></ul></ul><ul><ul><ul><li>Subnet Mask </li></ul></ul></ul><ul><ul><ul><li>Default Gateway </li></ul></ul></ul><ul><ul><ul><li>DNS Servers </li></ul></ul></ul><ul><ul><ul><li>WINS Servers </li></ul></ul></ul><ul><li>Web Services </li></ul><ul><ul><li>Contain Web page on Internet </li></ul></ul>
  51. 51. IP Address <ul><li>Internet Protocol Address </li></ul><ul><li>Every device in a network needs to have an IP address in order to communicate </li></ul><ul><li>Types </li></ul><ul><ul><li>Public address </li></ul></ul><ul><ul><li>Private address </li></ul></ul><ul><ul><li>Static address </li></ul></ul><ul><ul><li>Dynamic address </li></ul></ul><ul><li>If a device needs to be accessed from the outside then </li></ul><ul><ul><li>Assign a public static IP address </li></ul></ul><ul><ul><li>Assign a private IP address and assign a Port in the Residential Gateway to point to the assigned IP address </li></ul></ul><ul><ul><ul><li>More secure then public static entry </li></ul></ul></ul>
  52. 52. Address Conservation <ul><li>Address conservation techniques </li></ul><ul><ul><li>Use NAT </li></ul></ul><ul><ul><li>1 or 2 public IP addresses can be used with NAT </li></ul></ul><ul><ul><li>RFC 1918 – NAT - http://www.faqs.org/rfcs/rfc1918.html </li></ul></ul><ul><li>Private IP addresses </li></ul><ul><ul><li>10.0.0.0 – 10.255.255.255 </li></ul></ul><ul><ul><li>172.16.0.0 – 172.31.255.255 </li></ul></ul><ul><ul><li>192.168.0.0 – 192.168.255.255 </li></ul></ul>
  53. 53. Public Vs Private <ul><li>ISP provide static or dynamic IP addresses </li></ul><ul><li>1 static IP is OK if all network access goes through Residential Gateway </li></ul><ul><li>Dynamic is cheaper </li></ul><ul><ul><li>Does not support remote control access </li></ul></ul><ul><ul><li>Upgrade issues </li></ul></ul><ul><li>Static IP </li></ul><ul><ul><li>Costs more </li></ul></ul><ul><ul><li>Supports remote control </li></ul></ul><ul><ul><li>Upgrade </li></ul></ul>
  54. 54. Firewall <ul><li>Broadband technologies “always on” </li></ul><ul><ul><li>Expose network to risks </li></ul></ul><ul><ul><ul><li>Hacker stealing data </li></ul></ul></ul><ul><ul><ul><li>Hacker taking over your network </li></ul></ul></ul><ul><ul><ul><ul><li>Hack into other networks </li></ul></ul></ul></ul><ul><li>Installation of Firewall </li></ul><ul><ul><li>Prevents hacker attacks on home network </li></ul></ul><ul><ul><ul><li>Closes broadband connection when attacked </li></ul></ul></ul><ul><ul><ul><li>Allows different levels of security </li></ul></ul></ul><ul><ul><ul><li>Records all Internet access events </li></ul></ul></ul><ul><ul><li>In Corporate environment </li></ul></ul><ul><ul><ul><li>Firewalls is the most popular method of protecting LAN from outsiders </li></ul></ul></ul><ul><li>Computer with software can be a firewall </li></ul><ul><li>Open ports in order to work </li></ul><ul><ul><li>SMTP – Port 25 </li></ul></ul><ul><ul><li>POP3 – port 110 </li></ul></ul><ul><ul><li>HTTP – port 80 </li></ul></ul>
  55. 55. Final Phase <ul><li>Install & Test Equipment </li></ul><ul><ul><li>Equipment installation and testing hardware </li></ul></ul><ul><ul><li>Follow manufacturers instructions </li></ul></ul><ul><ul><li>Do test run </li></ul></ul>
  56. 56. Troubleshooting <ul><li>Testing connectivity </li></ul><ul><li>Verify all computers can connect to internet </li></ul><ul><li>Use PING – Packet Internet Groper </li></ul><ul><ul><li>Command utility </li></ul></ul><ul><ul><ul><li>Ping Host name or IP address </li></ul></ul></ul><ul><ul><li>If PING errors out then troubleshoot </li></ul></ul><ul><ul><ul><li>Check NIC </li></ul></ul></ul><ul><ul><ul><li>Cable </li></ul></ul></ul><ul><ul><ul><li>Wall jack </li></ul></ul></ul>
  57. 57. Questions: Feel free to contact the creators of this material <ul><li>Julian Carranza, [email_address] </li></ul><ul><li>Mike Harsh, [email_address] </li></ul>This material is based upon work supported by the National Science Foundation under Grant No. 0402356. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation
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