So I am running VRF lite on CE1 and peering via ospf to PE1.
When PE1 redistributes bgp routes from remote site into OSPF
and propagates them to CE1 they are sent as summary LSAs with the Down bit
set.
Therefore CE1 can see these routes in ospf database with down bit set and
never installs them in routing table.
However by setting capability vrf-lite on PE's ospf vrf process, the PE now
sends route as external LSAs and to my understanding these LSAs are excepted
from the Down bit check
and are sent to CE1 as normal. CE1 now sees these as external LSAs and
installs them in its routing table (VRF).
On 31 May 2010 18:33, Carlos G Mendioroz <tron_at_huapi.ba.ar> wrote:
> Would you please tell me what "problem" is that you solved ?
> -Carlos
>
> Muzammil Malick @ 31/5/2010 9:21 -0300 dixit:
>
>> Hi
>>
>> I have been studying the use of the capability vrf-lite command and I
>> was wondering whether there is any difference/issue
>> when configuring this on the PE or CE.
>>
>> For example my PE is redistributing BGP into OSPF and sending OSPF routes
>> to
>> CE with down bit set. So I configured capability vrf-lite
>> command on PE and this solved the problem. But I read somewhere that
>> this should be configured on the CE.
>>
>>
>> Blogs and organic groups at http://www.ccie.net
>>
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>>
> --
> Carlos G Mendioroz <tron_at_huapi.ba.ar> LW7 EQI Argentina
Blogs and organic groups at http://www.ccie.net
Received on Mon May 31 2010 - 18:42:12 ART
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