From: mcaplan.cs@xxxxxxxxxxxxxxx
Date: Thu May 03 2001 - 05:12:25 GMT-3
Has anybody got any advice with respect to this one - see thread below:
The fundamental question is :
Does 'redistribute connected subnets' put E2 routes into OSPF even for
interfaces that are part of the OSPF process ?
Thanks
Mark
> ----------
> From: TCN CAPLAN Mark - Service Provider
> Sent: Mittwoch, 2. Mai 2001 16:11
> To: 'ccielab@groupstudy.com'
> Subject: ccbootcamp lab 2
>
> Hi,
>
> I've got a question about Marc's bootcamp lab2.
>
> The routing table for R1 shows two subnets advertised as E2 routes plus
> the summary:
>
> O E2 10.33.2.0/24 [110/20] via 10.10.1.3, 00:00:01, Serial0.2
> O E2 10.33.1.0/24 [110/20] via 10.10.1.3, 00:00:01, Serial0.2
> O IA 10.33.0.0/16 [110/65] via 10.10.1.3, 00:00:02, Serial0.2
>
> Now the IA route comes from the 'area 3 range 10.33.0.0 255.255.0.0'
> statement on R3. And the E2 routes evidently come from the 'redistribute
> connected subnets' command on R3.
>
> I dont really understand why the E2 routes are there. The loopback
> interfaces concerned are in Area3 and part of the OSPF process. Its not as
> if the other connected interfaces are redistributed as E2 eg 10.3.1.1/16
> which is part of Area 0. So why these 2 subnets ? My understanding was
> that 'redistribute connected subnets' would only redistribute subnets on
> connected interfaces if they weren't part of the OSPF process. But the
> evidence shows otherwise. Is the rule that it redistributes any interfaces
> in a different area as E2 aswell.
>
> Any help would be appreciated
>
> Thanks
>
> Mark
>
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