IP_routingx

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29 Οκτ 2013 (πριν από 3 χρόνια και 9 μήνες)

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Hill Companies, Inc., 2000

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Delivery and

Routing of

IP Packets

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Direct delivery

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Indirect delivery

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Routing module and routing table

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Next
-
hop routing

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Network
-
specific routing

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Host
-
specific

routing

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Default routing

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ARP and RARP

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ARP operation

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An ARP request is
broadcast
;

an ARP reply is
unicast
.

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Proxy ARP

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RARP

operation

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The RARP request packets are

broadcast
;

the RARP reply packets are

unicast
.

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Popular routing protocols

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Autonomous systems

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RIP:

Routing

Information

Protocol

13.2

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Example of

updating

a routing table

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Initial routing tables in a small

autonomous system

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Final routing tables for the previous figure

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OSPF:

Open Shortest

Path First

13.3

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Areas in an autonomous system

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BGP:

Border Gateway

Protocol

13.4

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Path vector packets