[c-nsp] re-advertising eBGP learned prefixes

Gert Doering gert at greenie.muc.de
Thu Oct 20 10:49:43 EDT 2011


Hi,

On Thu, Oct 20, 2011 at 06:42:59PM +0400, Andrey Koklin wrote:
> Yes. But still I cannot persuade R2-AS1 router to advertise prefixes there.
> Even without AS3 in the path...

So what's the *export policy* of R2-AS1 towards the AS3 router?

[..]
> > So how's your export policies on that router towards the neighbour
> > that you should see the prefix on?
> 
> The R3-AS3 router doesn't know these prefixes. It has its own BGP table.

I'm not sure how that answer relates to anything...

Most likely you have some sort of filter on R2-AS1 that does not permit
these prefixes - and I'm asking for the config so we can look at it
and try to see where it's filtering.

gert


-- 
USENET is *not* the non-clickable part of WWW!
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de
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