Chapter 9. EIGRP

This chapter covers the following topics:

The Interior Gateway Routing Protocol (IGRP) is a proprietary distance vector routing technology developed by Cisco Systems. IGRP is designed for deployment in TCP/IP and OSI-compliant networks and is regarded as an Interior Gateway Protocol (IGP), but it has been used successfully as an Exterior Gateway Protocol (EGP) for interdomain routing. IGRP technology is based on the concept that each router in the network does not need to know about all the router/link relationships in the entire network. Each router advertises destinations with a corresponding distance. Upon receiving this ...

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