Lecture 14 - Route Processing Review

Lecture 14 - Route Processing Review - 12/15/2009 1 CNIT...

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Unformatted text preview: 12/15/2009 1 CNIT 24000 CNIT 24000 Data Data Communications & Communications & Networks Networks Route Processing Review Routing Protocol Interaction MAC - AA:AA:AA:AA:AA:AA IP 128.210.139.31 MAC 11:11:11:11:11:11 IP 192.168.101.27 MAC 22:22:22:22:22:22 IP 192.168.101.84 MAC 77:77:77:77:77:77 IP 192.168.101.1 MAC BB:BB:BB:BB:BB:BB IP 128.210.139.1 2 12/15/2009 2 Scenario Using your laptop on a wireless network at Starbucks, you want to connect to ESPN.com to watch the GameCast of the Purdue basketball game versus Buffalo. You launch your web browser and 3 Route Processing Step 1: You must be able to communicate with your local gateway MAC - AA:AA:AA:AA:AA:AA IP 128.210.139.31 MAC 11:11:11:11:11:11 IP 192.168.101.27 MAC 22:22:22:22:22:22 IP 192.168.101.84 MAC 77:77:77:77:77:77 IP 192.168.101.1 MAC BB:BB:BB:BB:BB:BB IP 128.210.139.1 L2 Src L2 Dst L3 Src L3 Dst 4 12/15/2009 3 Route Processing Step 2: The local gateway must be able to identify the next hop router MAC - AA:AA:AA:AA:AA:AA IP 128.210.139.31 MAC 11:11:11:11:11:11 IP 192.168.101.27 MAC 22:22:22:22:22:22 IP 192.168.101.84 MAC 77:77:77:77:77:77 IP 192.168.101.1 MAC BB:BB:BB:BB:BB:BB IP 128.210.139.1 Hop L2...
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Lecture 14 - Route Processing Review - 12/15/2009 1 CNIT...

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