Re: OSPF NSSA doubt ?

From: arvindyadav@comcast.net
Date: Fri Dec 19 2003 - 05:49:03 GMT-3


Could you send output of "sh ip os da " on R8 and r4 that would be helpful

----- Original Message -----
From: "kasturi cisco" <kasturi_cisco@hotmail.com>
To: <ccielab@groupstudy.com>
Sent: Thursday, December 18, 2003 7:23 PM
Subject: OSPF NSSA doubt ?

> Group,
>
> Please help...I have a case which looks simple and dont know why it is
> not working.Tried researching ..in vain. i know by default the NSSA
> routes get translated to type-5 and redistributed to other OSPF areas.
> Has this changed..using ver 12.2(10) on routers.
>
> ------EIGRP/RIP-------R12 ------nssa----- R8------area 0------- R4
> area 700
>
> R8 is the Hub of Hub and spoke. R8 sees the NSSA routes as N2 but does
> not seem to distribute in into Area 0. Here are the relevant configs.
>
> R12:
>
> router ospf 100
> redistribute eigrp 100 subnets route-map e2o
> network 172.16.15.0 0.0.0.255 area 700
> area 700 authentication
> area 700 nssa
>
> R8:
> router ospf 100
> router-id 172.16.5.5
> log-adjacency-changes
> area 0 authentication message-digest
> area 700 authentication
> area 700 nssa no-summary
> area 700 range 172.16.15.0 255.255.255.0
> network 172.16.15.0 0.0.0.255 area 700
> network 172.16.45.0 0.0.0.255 area 0
> neighbor 172.16.45.7
> neighbor 172.16.45.4
>
> r8#i ospf | inc N2
> O N2 172.16.55.0/24 [110/20] via 172.16.15.1, 01:54:51, Serial1/0.1
> O N2 172.16.40.0/24 [110/20] via 172.16.15.1, 01:54:51, Serial1/0.1
> O N2 172.16.30.0/24 [110/20] via 172.16.15.1, 01:54:51, Serial1/0.1
> O N2 172.16.16.0/27 [110/20] via 172.16.15.1, 01:54:51, Serial1/0.1
> O N2 172.16.10.0/24 [110/20] via 172.16.15.1, 01:54:51, Serial1/0.1
> O N2 172.16.1.0/24 [110/20] via 172.16.15.1, 01:54:51, Serial1/0.1
> r8#
>
> But R4 does not see it
>
> Thanks for your help.
>
> Good Luck,
> Kasturi.
>
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