Re: msdp sa message

Thank you Narbik and Brian. It is clear.

Abderrahim

On 01/26/2011 01:23 AM, Brian McGahan wrote:
> The only action taken is that the (S,G) entry is installed in the SA cache. MSDP is just used to tell the RPs where the sources are, it doesn't have anything to do with building the tree. PIM is still used for the formation of the tree, which occurs once the RP receives a (*,G) PIM join for a group that is in the SA cache. The (S,G) entry will then be installed in the multicast routing table, and the (S,G) tree joined back to the source.
>
>
> HTH,
>
> Brian McGahan, CCIE #8593 (R&S/SP/Security)
> bmcgahan_at_INE.com
>
>
> -----Original Message-----
> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of abderrahim sadki
> Sent: Tuesday, January 25, 2011 2:24 PM
> To: ccielab_at_groupstudy.com
> Cc: sadkia_at_gmail.com
> Subject: msdp sa message
>
> Hi all,
>
> After going through the multicast configuration guide I am a bit confused:
>
> When the MSDP peer receives the SA message from the other domain, does he send
> a (S,G) join message back to the RP? or does it decapsulate it and forwards it
> to the receivers.
>
> Thanks,
> Abderrahim
>
>
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Received on Thu Jan 27 2011 - 23:36:04 ART