Ugh! Just been doing some testing with PIM sparse mode and run up against what is probably a code issue.
The situation – two routers connected together over ethernet. R1 has ‘ip igmp join-group 230.0.0.1′ on its ethernet interface – this makes it a listener for that group. R2 is a PIM bootstrap router (BSR) and rendezvous point (RP). Now, I should be able to ping 230.0.0.1 from R2 and receive a response, but I wasn’t getting anything. Read the rest of this entry »