lec-27 - What's Next. Network Layer Network layer service...

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11 Oct 2008  BITS C481 (Computer Networks) 1 What’s Next… Network Layer Network layer service models Forwarding versus routing How a router works IPv4 Datagram and Fragmentation IPv4 Addressing Sub Netting NAT ( Port forwarding Issues !!!) Today!!! IPv4 to IPv6 translation Today !!! ICMP Today !!! Routing (path selection) Multicast Routing
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11 Oct 2008  BITS C481 (Computer Networks) 2 The Internet Network layer forwarding table Host, router network layer functions: Routing protocols path selection RIP, OSPF, BGP IP protocol addressing conventions datagram format packet handling conventions ICMP protocol error reporting router “signaling” Transport layer: TCP, UDP Link layer physical layer Network layer
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11 Oct 2008  BITS C481 (Computer Networks) 3 ICMP: Internet Control Message Protocol Used by hosts & routers to communicate network-level information Error Reporting: unreachable host, network, port, protocol etc. Echo request/reply (used by ping)
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This note was uploaded on 07/20/2009 for the course CONPUTER S BITS C481 taught by Professor Prof.virendersinghshekhawat during the Fall '08 term at Birla Institute of Technology & Science, Pilani - Hyderabad.

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lec-27 - What's Next. Network Layer Network layer service...

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