You need to make sure PIM is aware of the underlying FR topology. use ip pim nbma-mode
this will keep next hop info on (*,G) and (S,G) in OIL at R6 intf S0. hth, Mark. -----Original Message----- From: neil K. [mailto:[EMAIL PROTECTED]] Sent: Sunday, February 16, 2003 11:06 PM To: [EMAIL PROTECTED] Subject: PIM Sparse-dense-mode configuration [7:63146] Folks, I am having problem configuring IP PIM SPARSE_DENSE MODE over a Frame Relay network.The network looks like R1(s0)------FR----------(S1)R4(S0)------FR-----------(S0)R6(e0) igmp group join(224.4.4.4) R6 has two dlci's configured on physical interface one pointing to R4 and the Other to R2. I configured a static RP on R1, R4 and R6 with the loopback of R6 acting as RP.I can't ping the 224.4.4.4 address from R4 or from R1. Any suggestions. Highly appreciate any help. Neil. Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=63151&t=63146 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]