Re: MPLS VPN Related Query

From: Tony Singh <mothafungla_at_gmail.com>
Date: Thu, 7 Mar 2013 07:17:35 +0000

Does the debug ip bgp updates pick this up i.e denied due to

--
BR
Sent from my iPhone on 3
On 7 Mar 2013, at 07:09, Kalpesh Chheda <kalpeshchheda_at_live.com> wrote:
> Completely got that. p
> 
> 
> Thanks Yuri.
> _______________________________
>> Date: Wed, 6 Mar 2013 23:01:50 -0800 
>> Subject: Re: MPLS VPN Related Query 
>> From: yuribank_at_gmail.com 
>> To: kalpeshchheda_at_live.com 
>> 
>> Sorry, meant that I meant 'R2 by its virtue of its RR config' 
>> 
>> -Yuri 
>> 
>> On Wed, Mar 6, 2013 at 10:57 PM, Yuri Bank 
>> <yuribank_at_gmail.com<mailto:yuribank_at_gmail.com>> wrote: 
>> VPNv4 prefixes that do not match import filters for any configured VRF 
>> will get filtered by default. In certain situations, such as on 
>> route-reflectors, this will cause issues. 
>> 
>> You can disable the behavior with: 
>> 
>> 'no bgp default route-target filter' 
>> 
>> Try configuring that on R3 (I'm assuming it is disabled by on R1 by 
>> virtue of its RR configuration). 
>> 
>> -Yuri 
>> 
>> - 
>> On Wed, Mar 6, 2013 at 10:34 PM, Kalpesh Chheda 
>> <kalpeshchheda_at_live.com<mailto:kalpeshchheda_at_live.com>> wrote: 
>> I have 3 routers connected serially. All three routers are PE. 
>> 
>> R1 ---- R2 ---- R3 
>> 
>> R1 is exporting some routes and R3 is importing that routes. R2 and R3 
>> are able to see vpnv4 routes in there vpnv4 table. 
>> 
>> But if R3 stops importing routes from R1 in to is VRF table. Routes are 
>> not even seen in its VPNv4 table. why? 
>> 
>> Because R2 have that VPNv4 routes by R1 in its table whether it is 
>> importing or not. p 5 
>> 
>> 
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> 
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Received on Thu Mar 07 2013 - 07:17:35 ART

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