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Re: Multicast on NBMA posted 06/02/2000
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Hi abcd,

Ip pim nbma-mode  in r2's interface

and 

ip pim rp-address <ip_address_of_r1> in global config.

should solve the problem.

Mohan

--- abcd abcd <abcd_efg_30001@xxxxxxxxx> wrote:
> Hi, everyone, here is the problem.
> I have 3 routers in hub-and-spoke fr.
> r1,r3 is spoke, and r2 is hub,  like that:
> 
> -(e0)r1------vc------r2-----vc-----r3(e0)
>  spoke              hub            spoke
> 
> when i set r1 e0 join in multi-group 234.5.6.7, and
> r1
> should be rp in sparse-mode.
> the client is r3 e0 can't join the multi-group, and
> r3
> also can't ping the address 234.5.6.7. 
> 
> here is config:
> r1
> =============
> inter e0
> ip add 1.1.1.1 255.255.255.0
> ip igmp join 234.5.6.7
> ip pim sparse-mode
> 
> inter s0
> en frame
> ip add 1.1.123.1 255.255.255.0
> frame map ip 1.1.123.2 102 bro
> frame map ip 1.1.123.3 102 bro
> ip pim sparse-mode
> ip ospf network broadcast
> ip ospf priority 0
> 
> r2:
> ============
> inter s0
> en frame
> ip add 1.1.123.2 255.255.255.0
> frame map ip 1.1.123.1 201 bro
> frame map ip 1.1.123.3 203 bro
> ip pim sparse-mode
> ip ospf network broadcast
> ip ospf priority 255
> 
> r3:
> =============
> inter e0
> ip add 1.1.3.3 255.255.255.0
> ip pim sparse-mode
> 
> inter s0
> en frame
> ip add 1.1.123.3 255.255.255.0
> frame map ip 1.1.123.1 302 bro
> frame map ip 1.1.123.2 302 bro
> ip ospf network broadcast
> ip ospf priority 0
> ip pim sparse-mode
> 
> Can anybody help me?
> 
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