Re: Filtering of multicast group mapping

From: Puneet Kathpalia (ccie4lf@gmail.com)
Date: Sun Jun 22 2008 - 09:00:30 ART


Deny statements in an acl associated with the group-list option of ip pim
send-rp-announce command does not work. It is well documented in the IEWB
COD. Therefore, yes this is normal behavior as deny statements not "allowed"
with the group-list option.

HTH :)

Puneet

On 6/17/08, Mujeeb Sarwar <mujeebsarwar@gmail.com> wrote:
>
> Dear Group,
>
> I have a query regarding filtering of RP to Group mapping. Let suppose
> following is the topology,
>
>
> R3 ------- R2 -------- R1
>
> R3 & R2 are candidate RPs and R1 is the mapping agent. We have to filter RP
> to Group mapping at R1 which we can do using rp-announce-filter with
> rp-list
> and group-list options at mappping agent and parallely using
> send-rp-announce with group-list option at candidate RPs.
>
> Problem is that if I use deny statement in ACL on candidate RP to filter
> some specific group and announce all other groups then mapping agent
> filters
> all groups regardless of what is pemited/denied on candidate RP.
>
> But on the other hand if I use permit statement in ACL on candidate RP to
> allow specific groups then mapping agent works fine and do specific group
> mappings.
>
> Is this normal behavior or I am missing something ?
>
>
> Regards,
>
> Mujeeb
>
>
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