From: Victor Cappuccio (cvictor@protokolgroup.com)
Date: Tue Aug 01 2006 - 09:50:38 ART
Stefan, I could be wrong but I think that the Prefix-list that you are
looking is something like ip prefix-list X seq 5 permit 111.1.0.0/21 ge 24
le 24
-----Mensaje original-----
De: nobody@groupstudy.com [mailto:nobody@groupstudy.com] En nombre de Stefan
Grey
Enviado el: Martes, 01 de Agosto de 2006 07:28 a.m.
Para: curt.girardin@chicos.com; ccielab@groupstudy.com
Asunto: RE: Prefix-list RIP and redistribution
loopback 111: 111.1.1.1/24
loopback 112: 111.1.2.1/24
loopback 113: 111.1.3.1/24
Loopback 114: 111.1.4.1/24
..
..
..
Loopback 117:111.1.7.1/24
>From: "Curt Girardin" <curt.girardin@chicos.com>
>To: "Stefan Grey" <examplebrain@hotmail.com>,<ccielab@groupstudy.com>
>Subject: RE: Prefix-list RIP and redistribution
>Date: Tue, 1 Aug 2006 07:02:10 -0400
>
>
>Hi,
>
>What is the exact subnet mask of your connected loopback addresses as
>listed in the routing table? The prefix-list as you've configured in
>option B must also make an EXACT 21-bit match on the SUBNET MASK also.
>That is the beauty of prefix-lists - that they are more granular in that
>they look at the subnet mask in addition to the network address.
>
>If your subnet mask on your loopback interface are /24's, then I would
>suggest using:
>
>ip prefix-list NEW permit 111.1.0.0/24
>
>HTH,
>
>Curt
>
>
>
>
>-----Original Message-----
>From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
>Stefan Grey
>Sent: Tuesday, August 01, 2006 5:47 AM
>To: ccielab@groupstudy.com
>Subject: Prefix-list RIP and redistribution
>
>Hello guys!
>
>
>lo - R1 - R2 -lo
>
>I have rip configured between R1 and R2. I also configured some
>loopbacks interfaces on R1 with IP addresses of: 111.1.x.0
>(x=1,2,3,4,5,6,7). I want redistribute this directly connected
>interfaces into RIP so that R2 has the route to it.
>
>I configure: router rip
>redistribute connected metric 2 route-map NEWCONNECTED:
>
>Question:
>If I use configuration A everything works just fine:
>A:
>access-list 2 permit 111.1.0.0 0.0.7.255 route-map NEWCONNECTED permit
>10 match ip address 2
>
>But if I use configuration B nothig is redistributed, and R2 doesn't see
>any routes from R1:
>b:
>ip prefix-list NEW permit 111.1.0.0/21
>route-map NEWCONNECTED permit 10
>match ip address prefix-list NEW.
>
>Why ip prefix-list doesn't match this routes. I just can't understand
>what is ther reason of such behaviour. Could anybody please explain.
>
>Thanks,
>
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