Have you resolved the possible RPF issues that arise when an SPT switchover happens?
-- Marko Milivojevic - CCIE #18427 (SP R&S) Senior CCIE Instructor - IPexpert On Tue, Jan 22, 2013 at 7:44 PM, Peter Fabian <[email protected]> wrote: > Ok so I'm official stuck > > Trying to complete 5.3 in Vol3 lab7 but seem to be having some intermittent > failures. > > Specifically, multicast pings between MSDP peers seems to fail. I say > seems, because they work pretty reliably the first time, but if I try > subsequent times they fail. > > Right now I am testing from R4 pinging 239.0.0.2 (on R2). R5 and R1 are > setup as MSDP peers. > All routers mentioned above are running sparse-mode > > > Here's a tidbit of output: > > R4#ping 239.0.0.2 > > Type escape sequence to abort. > Sending 1, 100-byte ICMP Echos to 239.0.0.2, timeout is 2 seconds: > > Reply to request 0 from 12.1.2.2, 96 ms > R4#ping 239.0.0.2 > > Type escape sequence to abort. > Sending 1, 100-byte ICMP Echos to 239.0.0.2, timeout is 2 seconds: > . > R4#sho ip mroute 239.0.0.2 > IP Multicast Routing Table > (*, 239.0.0.2), 00:00:17/stopped, RP 45.45.45.5, flags: SPF > Incoming interface: FastEthernet0/1.45, RPF nbr 45.4.5.5 > Outgoing interface list: Null > > (45.45.45.4, 239.0.0.2), 00:00:17/00:02:47, flags: PFT > Incoming interface: Loopback0, RPF nbr 0.0.0.0 > Outgoing interface list: Null > > > R2#sho ip mroute > IP Multicast Routing Table > (*, 239.0.0.2), 11:47:44/stopped, RP 12.12.12.1, flags: SJCLF > Incoming interface: FastEthernet0/0.12, RPF nbr 12.1.2.1 > Outgoing interface list: > Loopback0, Forward/Sparse, 11:47:44/00:02:52 > > (45.45.45.4, 239.0.0.2), 00:03:19/00:00:10, flags: L > Incoming interface: Serial0/1/0.24, RPF nbr 12.45.24.4, Mbgp > Outgoing interface list: > FastEthernet0/0.12, Forward/Sparse, 00:03:20/00:03:22 > Loopback0, Forward/Sparse, 00:03:20/00:02:51 > > (*, 224.0.1.40), 11:49:03/00:02:22, RP 0.0.0.0, flags: DCL > Incoming interface: Null, RPF nbr 0.0.0.0 > Outgoing interface list: > FastEthernet0/0.12, Forward/Sparse, 11:49:03/00:02:22 > > > Any suggestions, or troubleshooting ideas would be appreciated. Thanks > > Peter Fabian | Senior Voice Engineer > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > http://onlinestudylist.com/mailman/listinfo/ccie_rs _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
