From: dan.bliss@gmail.com
Date: Sat Sep 23 2006 - 01:37:46 ART
NBMA mode on rtr B should get you working for sparse traffic with the topology you have. If I recall correctly it doesn't have any effect on dense mode traffic, it changes the outgoing interface list for sparse traffic only. Thus your dense mode failover for that group would not work.
-Dan
>A previous post form Brian indicated if there is a spcific request for version >2 , it is best to use BSR.
>http://lists.groupstudy.com/server/arc/ccielab/2006-09/msg00142.html
>
>
>I am going to try the nbma option ..
>
>
>
>eitaro <ipv6mld@yahoo.co.jp> wrote: Dear,
>
>Router B
>int s0/0.148
> ip pim nbma-mode.
>
>If you will use BSR, use only sparse-mode?
>
>jnkmail4eva@yahoo.com wrote:
> I have 3 routers A, B and C
> B is hub while A and C are spoke.
> I am supposed to configure pim sparse mode and in case it fails dense mode should work. Also with version 2.
> Right solution would be ip pim sparse-dense-mode with bsr.
>
> I have following config
> ===============================================
> Router A
> ip multicast-routing
> int s0/0
> ip sparse-dense-mode
> int loo0
> ip sparse-dense-mode
> int e0/0
> ip sparse-dense-mode
> ip igmp join-group 224.8.8.8
>
> ip pim rp-candidate loop0 group-list 10
> access-list 10 permit 227.0.0.0 7.255.255.255
> ===============================================
> Router B
> ip multicast-routing
> int loo0
> ip sparse-mode
> int s0/0.148
> ip sparse-dense-mode
>
> ip pim bsr-candidate loop0 0
> ===============================================
> Router C
> ip multicast-routing
> int s0/0
> ip sparse-dense-mode
> int loo0
> ip sparse-dense-mode
>
> ip pim rp-candidate loop0 group-list 10
> access-list 10 permit 232.0.0.0 7.255.255.255
> ===============================================
>
> I can ping 224.8.8.8 from Router B but not from Router C.
> Any insight into where I am going wrong.
>
> I am assuming that dense mode will work once sparse-mode fails. can someone validate the above config. Thanks.
>
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