RE: Configuring Anycast RP

From: Scott Morris (swm@emanon.com)
Date: Mon Nov 28 2005 - 12:40:04 GMT-3


You MUST somehow specify the RP. I'm not sure what example you've been
working off of, but the Anycast RP is thought of "on top of" an already
working RP environment. The MSDP just allows sharing of SA and other
messsages.

Each RP must independently work as it would all by itself. Typically this
is done with manual RP assignment on all routers involved (including the
RPs). If you are using 12.1 code (which may be when the document you are
looking at was written) it was not necessary to assign this on the RP
itself. If join messages were directed to a router, it used to assume it
was supposed to be the RP. 12.2 changed that and required it be defined
everywhere.

Scott

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of Mike
Flanagan
Sent: Monday, November 28, 2005 4:04 AM
To: Cisco certification
Subject: Configuring Anycast RP

   Hello,

  Looking at the example for anycast RP on the RP routers you do not specify
the ip pim rp-address command. So from what this is saying on the RP's you
just run MSDP between them and do not specify any RP with the ip pim
rp-address command. Also I am getting an %PIM-6- INVALID_RP_JOIN message on
routers that seem to be denying joins from my catalyst switches ? I found a
link on this and it asked to check for filtering and I do not have any
filtering configured.

     Thanks,

        Mike F.

*Mar 3 00:23:04.067: %PIM-6-INVALID_RP_JOIN: Received (*,
224.0.1.40) Join from 112.1.12.8 for invalid RP 192.168.1.1
R5# sh clock

http://www.cisco.com/univercd/cc/td/doc/cisintwk/intsolns/mcst_sol/
anycast.htm

http://www.cisco.com/warp/public/105/mcastguide0.html <--- For error I am
getting



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