Re: Sparse Mode Multicast on NBMA with main interfaces at Hub

From: Fahad Khan (fahad.khan@gmail.com)
Date: Fri Aug 08 2008 - 15:52:48 ART

Please clarify that which router is sending rp-mapping to others? yes, as
igor said , double check the rpf..and make sure that you have run "ip pim
auto-rp listener" command if you are running only sparse mode on the
routers.

On 8/8/08, Anant Tamgole <anant.tamgole@gmail.com> wrote:
>
> Hi,
>
> I have a scenario where
> 1. R1 is hub and R2,R3 spokes.
> 2. OSPF is running on main interfaces as NBMA mode.
> 3. AutoRP is running on Hub R1.
> 4. igmp join for 224.1.1.1 is on R3's ethernet.
>
> Problem: Not able to ping 224.1.1 from R1. If I give reapeat count 10,
> first
> ping succeeds but then it stops,
> From R1 to R3 ping is ok.
>
> I tried with ip pim nbma mode on Hub and ip pim spt-threshold infinity on
> R3
> , It does not help.
>
>
>
> Anant
>
>
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-- 
*FAHAD KHAN

BE Computer Systems NED,

CCNA,CCDA,CCNP,FOUNDFE,CLSE,QOS,JNCIA,JNCIS,MCP,CCIE  (Written)

Systems Support Engineer, Premier Systems (Pvt) limited,

Karachi, Pakistan

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