Redistributing OSPF into IGRP

From: Mary Weidner (aolzak@xxxxxxxxxxxxxxxxxxx)
Date: Wed Sep 20 2000 - 16:17:49 GMT-3


   
All,

I am working on a practice lab on one of the midwest channels racks and am havi
ng a problem with redistribution. Here's a sample config:

Router A
!
router ospf 100
network 172.17.59.32 0.0.0.15 area 0
network 172.17.59.48 0.0.0.15 area 2
network 172.17.59.64 0.0.0.63 area 3
redistribute igrp 100 metric 64 subnets
!
router igrp 100
network 172.17.0.0
redistribute ospf 100 metric 64 10 255 1 1500

Router B
!
router igrp 100
network 172.17.0.0
!

Here's the deal, IGRP does not understand VLSM which is what is being used on r
outer A with OSPF. From all the docs I've read, you would have to put in static
 routes on Router B to tell it how to get to those other subnets, except I'm no
t allowed to use static routes. The subnets in OSPF on Router A are not redistr
ibuting into IGRP. They come out as 172.17.0.0 instead of whatever the real net
work number is.

Here's the other thing I tried; I added these lines:

Router A
!
router ospf 100
default-information originate always
!
router igrp 100
default-information allowed in 1
default-information allowed out 1
!
access-list 1 permit any

Router B
!
router igrp 100
default-information allowed in 1
!
access-list 1 permit any

The thinking here was to originate a default route (0.0.0.0) from Router A in O
SPF and try to redistribute this into IGRP..... it didn't work. Maybe I just co
nfigured it wrong or maybe it's just not possible. I don't know. This is the se
cond time I've attempted to get this working to no avail. Let me know if you ha
ve any ideas.

Thanks,

Tony Olzak

BTW-I've just joined the list. I'm scheduled to take the test on Nov 19-20 in R
TP.



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