From: Zouta oxpf (zouta.oxpf@gmail.com)
Date: Sat Aug 06 2005 - 16:09:24 GMT-3
Hi Stefan,
Is BB1 and R3 in the same ISIS area?
ZO
On 8/6/05, Stefan Grey <examplebrain@hotmail.com> wrote:
> Please could you explain me the following:
>
> we have such topology
>
> R1 - R2 -R3 -BB1
>
> R1-R2-R3 is connected with ethernet
> R3-BB1 is connected with ATM
>
> R1 - int area 1
>
> r2,r3,BB1 in isis area 2
>
> R1 - R2 - level-2 only connection
>
> R2-R3 level 1 conn
> R3-BB1 level 1 connection
>
> 1.R3 see the default isis connection to R2. So it can access all external
> routers in outside router R1. (As normally in the stub network).
>
> BB1 doesn't have this default route. Why?? It have only L1 routes in it's
> area and nothing about how to reach the outside routers. I thought that L1
> routers should pass the information between each other.
>
> Any idia??
>
> When redistributin for example Ospf into isis level1 on R2 router I also had
> the problem that R3 gets some routes which BB1 doesn't.
>
> I totally don't understand why.
>
> Please help....
>
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