Re: OSPF SHAM-LINK

I guess the ospf process which you are redistributing into bgp requires a
domain id, that is the reason it is treating it as an IA route. Please add a
domain id on both the sides and the routes should come up as O routes then
you can modify the cost to not prefer the sham link.

HTH
Ahmed

On Tue, Mar 30, 2010 at 7:43 AM, Joe Astorino <jastorino_at_ipexpert.com>wrote:

> OSPF routes coming over the sham-link should be regular O routes
> (intra-area) and thus should be preferred over O IA routes...post your
> configurations something does not seem right about that.
>
>
>
> On Mon, Mar 29, 2010 at 10:35 PM, Abiola Jewoola <biola_y2k_at_yahoo.com>
> wrote:
> > Hello G.S
> >
> > How can i make ospf prefer to forward route routes via ospf sham-link.
> The
> > sham link has has a cost of 10 and the routes are coming as IA routes
> across
> > the MPLS backbone
> >
> > The router is preferring the backdoor link even when i have increased the
> cost
> > as high as 65000. The routes are also advertised as IA routes.
> >
> > Regards,
> > Abiola
> >
> >
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>
>
>
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Received on Tue Mar 30 2010 - 09:57:43 ART