[j-nsp] Filtering the export of VRF routes with iBGP export filters....

Jeff Richmond jeff.richmond at gmail.com
Mon Aug 30 17:30:32 EDT 2010


I would be interested if you find a solution. We have had 2 JTAC cases open on this exact same thing, and both ended in JTAC giving up and not being able to present a workable solution. My scenario is slightly different, but still would require the exact functionality you are looking for

Regards,
-Jeff

On Aug 30, 2010, at 1:25 PM, David Ball wrote:

> Ts/MXs running 10.0.R3.10
> 
> I don't have access to my actual configs, but think I can verbalize
> anyways.
> 
>  Does anyone know if it's possible to filter a given VRF route prior to
> export to an iBGP peer?  Naturally, the route itself includes an RD and RT,
> and I can't get my 'match' clauses to work.
> 
>  I've been trying matching on things like community (ie. community SOMENAME
> members target:###:###), on RIB (ie. rib bgp.l3vpn.0), and also using a
> route-filter (which I don't believe supports VRF routes), but with no
> success.  For interest's sake, I'm running in 'route-reflector-ready' mode,
> in that routes are being exported from bgp.l[2|3]vpn.0 rather than from the
> individual routing tables themselves, hence my trying to match on the
> bgp.l3vpn.0 RIB instead of an individual VRF's RIB.
> 
>  I was sure I saw a workaround listed here, but can't find it in the
> archives for the life of me.
> 
> David
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