Answer Posted / dillibabu

igrp and ospf

igrp:it is a distance vector protocol and it uses metirc as
a bandwith an is in 24 byte delay and it is an 24
bytelengh.it sends an routing updates for every 60 sec or
user specied in the interface. wont support vlsm,

ospf:it is an link state protcol and it sends the only
incrmental updtes ti its neighbours but it refreshes at
every 30 minutes in links and send lsa to all configured
routers with in a domain.it supports vlsm,hireachical
designing,incrmental upddes

difference between layer 3 switch and router

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