Re: community VRF scenario

Are you setting the rt in all the PEs or just one? You may need the export
map and the keyword additive configured in all the devices exporting routes.
On Jun 17, 2011 12:03 PM, "Persio Pucci" <persio_at_gmail.com> wrote:
> Some more data here...
>
> I see it working (I see routes from one VRF into the other) but the thing
is
> I only see SOME routes.
>
> This is the original VRF's ip route table (names and addresses have been
> changed to protect the innocent)
>
> 10.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
>> C 10.23.129.184/30 is directly connected, GigabitEthernet0.72
>> L 10.23.129.185/32 is directly connected, GigabitEthernet0.72
>> 17.62.0.0/24 is subnetted, 2 subnets
>> B 17.62.105.0 [20/0] via 10.23.129.186, 03:05:17
>> B 17.62.106.0 [20/0] via 10.23.129.186, 03:05:17
>> 172.17.0.0/28 is subnetted, 1 subnets
>> B 172.17.0.32 [200/0] via 20.15.231.1, 03:05:17
>> 20.62.53.0/32 is subnetted, 2 subnets
>> B 20.62.53.61 [200/0] via 20.15.231.1, 03:05:17
>> B 20.62.53.62 [200/0] via 20.15.231.1, 03:05:17
>
>
> This is the destination VRF that was supposed to receive ALL routes:
>
> 17.62.0.0/24 is subnetted, 2 subnets
>> B 17.62.105.0 [20/0] via 10.23.129.186 (VRF_A), 03:07:11
>> B 17.62.106.0 [20/0] via 10.23.129.186 (VRF_A), 03:07:11
>
>
> I am using a export map route-map matching all the subnets (there are hits
> to all of them) and setting the extcomm to a new RT that is being both
> exported at the source VRF and imported at the destination VRF, as we can
> see here:
>
> sh ip bgp vpnv4 vrf VRF_B 17.62.105.0
>> BGP routing table entry for 1234:5555:17.62.105.0/24, version 534
>> Paths: (1 available, best #1, table VRF_B)
>> Not advertised to any peer
>> 5555, imported path from 1234:4444:17.62.105.0/24
>> 10.23.129.186 (via VRF_A) from 10.23.129.186 (10.23.128.14)
>> Origin incomplete, localpref 100, valid, external, best
>> Extended Community: RT:1234:4444 RT:1234:5555
>
>
> Why are the others not being inserted as well? I receive both 17. subnets
> from one BGP peer on this router, while the others I receive from a
> different peer... nevermind the connected ones
>
> Persio
>
> On Fri, Jun 17, 2011 at 11:54 AM, Persio Pucci <persio_at_gmail.com> wrote:
>
>> Hi guys,
>>
>> looking for some help creating a community VRF scenario where multiple
VRFs
>> will need to communicate to one common VRF. This common VRF will need to
>> learn the routes from all the others VRF. In the other hand, I'll have to
>> selectively export routes from the community VRF to each of the other
VRFs.
>>
>> I've been working some with import/export maps to no avail. Anybody there
>> too bored to help? :)
>>
>> Persio
>
>
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Received on Fri Jun 17 2011 - 12:13:06 ART