Hi Bartik,
Thanks for replly.
But my question was different.
Consider simple scenario PE1-----P1----PE2
|
P2
|
On Wed, Jan 20, 2010 at 11:06 AM, Bryan Bartik <[email protected]> wrote:
> Taqdir,
>
> That is not a typical MPLS VPN topology. There is usually P routers
> involved that connect the PE routers, and there is usually more than one
> path between respective PE loopbacks.
>
> Also, MPBGP is just like normal BGP. You need some a full mesh among peers,
> route reflection or confederations to satisfy the reachability issues you
> mention.
>
> Even if PE1 link to PE3 failed, are their loopbacks not in OSPF? Can you
> not set up an MP-BGP session between them?
>
> On Tue, Jan 19, 2010 at 10:03 PM, Taqdir Singh <[email protected]>wrote:
>
>> Hi Friends
>>
>> I have a scenario here for MPLS VPNS, please see attached diagram
>>
>> Suppose we have so many customers connected on PE1 with RT of 1:1, 2:2,
>> 3:3 ..... each RT related to separated customer.
>>
>> Now on my PE2 router only one customer is connected with RT of 1:1.,
>> Remaining all other remote customer sites are connected on PE3 with RT 2:2,
>> 3:3....etc
>>
>> So now when MPBGP on PE1 will send updates, it will send updates of all
>> customers routes to PE2 and PE2 will ignore those routes not matching its
>> RT.
>>
>> So question, here is why PE1 would send all updates to PE2 at first place,
>> why would I waste my bandwidth ?
>>
>> 2nd Question
>>
>> If link between PE1 and PE3 fails, then I want all the updates that PE3
>> was getting to come via PE2'
>>
>> is this possible ?
>>
>> hope my question is a valid question
>>
>> --
>> TAQDIR SINGH
>> Network Engineering Professional
>> (+91) 991.170.9496 | (+91) 801.041.5988
>>
>> One who asks is a fool for a moment, one who doesn't ask remains fool for
>> ever
>>
>> _______________________________________________
>> For more information regarding industry leading CCIE Lab training, please
>> visit www.ipexpert.com
>>
>>
>
>
> --
> Bryan Bartik
> CCIE #23707 (R&S, SP), CCNP
> Sr. Support Engineer - IPexpert, Inc.
> URL: http://www.IPexpert.com
>
--
TAQDIR SINGH
Network Engineering
(+91) 991.170.9496 | (+91) 801.041.5988
One who asks is a fool for a moment, one who doesn't ask remains fool for
ever
_______________________________________________
For more information regarding industry leading CCIE Lab training, please visit
www.ipexpert.com
