From: D. J. Jones (meganac@xxxxxxxxx)
Date: Sun Aug 25 2002 - 22:15:56 GMT-3
Please post your config. I note that yu have a duplicate ip address on r3
and r4? I also see
that the Pruned flag is set indicating the outgoing interfaces are Null for
your (S,G) entries.
What do you show on r1?
----- Original Message -----
From: "Bruce Williams" <bruce@williamsnetworking.com>
To: "Ccielab@Groupstudy. Com" <ccielab@groupstudy.com>
Sent: Sunday, August 25, 2002 4:55 PM
Subject: Multicast Problems
> I am trying to configure sparse mode over frame relay.
>
> r1
>
> framerelay
>
> r2 r4 r3
>
> R1 is the rp. The loopbacks on r2, r3 and r4 all have joined group
> 239.10.10.10. I configured ip pim sparse on all the framerelay interfaces.
I
> also configured r1 to be the mapping agent and to announce itself as the
rp
> for the designated group. I see the rp for the correct group on each
router,
> but none of the routers are forwarding multicast to the loopbacks. I
always
> struggle with multicast and I have read Doyle II, but I dont see what I am
> doing wrong. The sho ip mroute shows the same on each router:
>
> R2
> (172.16.124.1, 239.10.10.10), 00:01:39/00:01:20, flags: PFT
> Incoming interface: Serial1/0, RPF nbr 0.0.0.0
> Outgoing interface list: Null
>
> R3
> (172.16.13.1, 239.10.10.10), 00:02:49/00:00:10, flags: PFT
> Incoming interface: Serial0, RPF nbr 0.0.0.0, Registering
> Outgoing interface list: Null
>
> R4
> (172.16.13.1, 239.10.10.10), 00:00:19/00:02:40, flags: PFT
> Incoming interface: Serial0, RPF nbr 0.0.0.0, Registering
> Outgoing interface list: Null
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