RE: IGRP to EIGRP question

From: Lopez, James (james.lopez@xxxxxxxxxxxxxx)
Date: Mon Jan 07 2002 - 10:47:42 GMT-3


   
David,

you can turn off auto-summary on EIGRP for routers R2 and R3 and then see
the correct subnets in the routing table on R2 but R1 will never see the
200.0.03/32 because it is IGRP which will only understand classfull subnets.

Cheers,

-----Original Message-----
From: Giveortake@aol.com [mailto:Giveortake@aol.com]
Sent: Sunday, January 06, 2002 10:30 PM
To: ccielab@groupstudy.com
Subject: IGRP to EIGRP question

Three routers R1 -R2- R3 connected via Serials

R3 runs IGRP 2 only
R2 runs EIGRP 1 and IGRP 2 and redistributes back and forth between them.
R1 runs EIGRP 1 only

R3 has Eth 0 that has IP address of 10.1.1.3/24
R4 has Loopback 0 that has IP address 200.0.0.3/32

When you look at routing table of R2 & R1 they show an external route of
10.0.0.0/8 and a 200.0.0.0/24. I know this is due to IGRP Classfull routing

protocal. The question is, is there a way to make it show up on R2 & R1
as
the true 10.1.1.0/24 and 200.0.0.3/32 that it is?

This is pulled more or less out of IPexpert IGRP-EIGRP lab. All my routers
(there are others in the scenerio I just didnt put them in to cloud the
issue) are able to ping all my other routers and my solution is matching
that
which IpExpert has, just concerned that I should be trying to get that
10.1.1.0/24 and the 200.0.0.4/32 to propagate to R2 & R1 as that which they
really are vs their classess.....

David



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