From: Rich Collins (nilsi2002@gmail.com)
Date: Fri Aug 01 2008 - 11:38:44 ART
You will need to have "ip pim bidir-enable
ip pim rp-address 1.1.1.1 bidir" enabled on R4 as well.
-Rich
On Wed, Jul 30, 2008 at 2:00 PM, Hobbs <deadheadblues@gmail.com> wrote:
> Hello,
>
> First of all, here's my reference
>
> http://www.cisco.com/en/US/docs/ios/12_2/ip/configuration/guide/1cfbipim.html
> But I am using my own example.
>
> I have the following topology:
>
> [R1]
> |
> [R2]---[R4]
> |
> |
> [R3]
>
> R1 is the RP (static RP)
> R3 is the sender to group 225.0.0.4.
> R4 has join on it's serial interface to R2.
> R1's interface to R2 is serial s1/0
> All interfaces are in sparse-mode only.
>
> I have all routers (except R4 because it's just the "host") configured
> with:
>
> ip pim bidir-enable
> ip pim rp-address 1.1.1.1 bidir
>
>
> R2 cannot ping the group address. The debug ip mpacket on R1 has an OIL of
> "null" yet the show ip mroute shows otherwise:
>
> From R1:
>
> R1#
> *Mar 1 00:21:53.043: IP(0): s=172.12.23.3 (Serial1/0) d=225.0.0.4 id=17,
> prot=1
> , len=104(100), mroute olist null <---- says null
>
> R1#show ip mroute 225.0.0.4
>
> (some output omitted for clarity)
>
> (*, 225.0.0.4), 00:08:35/00:02:51, RP 1.1.1.1, flags: B
> Bidir-Upstream: Null, RPF nbr 0.0.0.0
> Outgoing interface list:
> Serial1/0, Forward/Sparse, 00:08:30/00:02:51 <- doesn't say null
>
> Am I missing something?
>
> Thanks,
>
>
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