From: Brian Hescock (bhescock@xxxxxxxxx)
Date: Mon Jan 15 2001 - 00:55:32 GMT-3
no problem at all, I find it easier to troubleshoot if the rp and mapping
agent are on the same router (and harder for the proctor to mess up your
config without you realizing it).
B.
On Mon, 15 Jan 2001, Robert DeVito wrote:
>
> Can I have the send-rp-discovery and send-rp-announce on the same router?
>
> Thank you,
> Robert
>
> ----Original Message Follows----
> From: Brian Hescock <bhescock@cisco.com>
> To: Robert DeVito <robertdevito@hotmail.com>
> CC: ccielab@groupstudy.com
> Subject: Re: auto-rp and frame-relay
> Date: Sun, 14 Jan 2001 22:09:22 -0500 (EST)
>
> Personally, I would put my RP on the hub router (or something other than a
> spoke) and do my send-rp-announce and send-rp-discovery on any router
> other than a spoke. Why take a chance at unexpected behavior. Also,
> don't forget to use "ip pim nbma mode" on your hub rouer if you're running
> multipoint. The reason for this is if you have a client on a multipoint
> spoke and they send a prune the entire interface is pruned. With nbma
> mode a separate entry is made in the outbound interface list for each
> next-hop and only that next hop is pruned instead of the whole interface.
>
> For anyone else that is curious, you can easily test multicast without a
> client or server (and I would doubt they would have them in the lab but
> it's certainly possible). For you client, put "ip igmp join-group" on an
> ethernet interface (away from your source, meaning put it out what would
> be an outbound interface to hosts). This simulates a pc on the
> interface. Then pick another router in your network to be a "source" and
> do an extended ping to 239.1.1.1 (or any other multicast group you want it
> to be). Set the number of pings to 10000 or some high value and set the
> timeout to 1 second. Works fine.
>
> Brian
>
> On Mon, 15 Jan 2001, Robert DeVito wrote:
>
> > Does anyone have any good examples of using auto-rp in a hub and spoke??
> My
> > understanding is that you need to have your MA on your hub and the
> > rp-announce on your spokes? Am I close?
> >
> > Thank you,
> > Robert
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