Lecture06 - Intro to IP - inked

Lecture06 - Intro to IP - inked - 10/14/2009 1 The Network...

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Unformatted text preview: 10/14/2009 1 The Network Layer The Network Layer CNIT 24000 Data Communications & Networks Administrivia Readings Chapter 7 LAN Communications Protocols Chapter 8 Advanced TCP/IP Network Design We will be discussing these topics for the remainder of the semester Lab will be examining these for the remainder of the semester 2 10/14/2009 2 The Network Layer The Need Layers 1 & 2 provide what functionality? Scope of Communications Differences in required equipment between layer 2 and layer 3 3 Simple Network Layer Encapsulation RAWLES: ADC 4e FIG. 07-04 LAYER 3 HEADER source destination data HEADER source destination trailer data LAYER 2 FRAME 4 10/14/2009 3 A Simple Addressing Approach Requirements & Assumptions Network Segment ID Host ID Socket ID Segment Address: 0000000A Node Address: 01:10:AA:51:76:FC Segment Address: *unknown* Node Address: 00:A0:24:51:3C:D0 Unconfigured Node RIP Packet containing segment address Segment Address: 0000000A Node Address: 01:10:AA:51:76:FC...
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Lecture06 - Intro to IP - inked - 10/14/2009 1 The Network...

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