[c-nsp] Multi Area OSPF

Jon Lewis jlewis at lewis.org
Wed Sep 15 08:28:29 EDT 2010


On Wed, 15 Sep 2010, Nick Ryce wrote:

> Hi Guys,
>
> Im having some issues with setting up multi area ospf between a j 2320 and a cisco 1812.  I have a funny feeling the issues will be user related.
>
>
> The j2320 is acting as an abr with backbone area 0.0.0.0 and stub area 0.0.0.1 and advertises a default route into the stub area.
>
> The 1812 is set as a stub with no other routing protocols being used. 
> When I use the redistribute static or redistribute connected commands it 
> advises these cant be used as the router is an asbr.  The router is only 
> running 1 ospf process for the stub area so I am not sure why this is 
> occurring.

I don't believe you can redistribute anything into OSPF in a stub area. 
If you need that, you need the stub to be an NSSA...which is basically a 
stub area that can have ASBRs (can export routes into OSPF to be 
advertised beyond the area).

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  Jon Lewis, MCP :)           |  I route
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