Re: MPLS VPN doubt

Another mistake people make is to think of VPN when you write VRF, or
vice versa.
So you have to be very carefull when you write or read.
It's not the same to "identify a route" or "identify a VRF" or
"identify a VPN".

-Carlos

Narbik Kocharians @ 30/6/2011 12:24 -0300 dixit:
> I totally agree with Marko, Perfectly stated.
>
> We have gone through this awhile back. The simple mistake that people make
> is that they believe that RDs identify VPNs, and NOT RTs, and we all know
> that RTs are the ones that identify the VPN.
>
>
> On Thu, Jun 30, 2011 at 7:37 AM, Marko Milivojevic <markom_at_ipexpert.com>wrote:
>
>> VRF (a logically separate routing and forwarding instance on a single
>> device) must have a unique RD on the router. That means that no two
>> VRFs can share the RD, nor can a VRF have more than one RD assigned.
>>
>> If you are referring to L3VPN consisting of multiple sites, then
>> different VRFs on different routers comprising this VPN can all have
>> different RDs and communicate with each other.
>>
>> --
>> Marko Milivojevic - CCIE #18427
>> Senior Technical Instructor - IPexpert
>>
>> FREE CCIE training: http://bit.ly/vLecture
>>
>> Mailto: markom_at_ipexpert.com
>> Telephone: +1.810.326.1444
>> Web: http://www.ipexpert.com/
>>
>> On Thu, Jun 30, 2011 at 02:07, HEMANTH RAJ <hemanthrj_at_gmail.com> wrote:
>>> Hi fellows
>>> I have a doubt regarding MPLS L3 VPN, Can we use two different RD's in
>> the
>>> same VRF. Is it possible. In MPLS Fundamentals, I came across a sentence
>>> which says that two different RD's are possible for the same VRF.
>>> Can anyone shed some light on it.
>>>
>>>
>>>
>>> --
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>>>
>>> Yours Friendly,
>>> H P HEMANTH RAJ
>>> CCIE#28593 (R&S)
>>> Cisco Systems
>>>
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>>
>>
>>
>>
>>
>
>

-- 
Carlos G Mendioroz  <tron_at_huapi.ba.ar>  LW7 EQI  Argentina
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