R3#sh run | b ip mult ip multicast-routing ip audit notify log ip audit po max-events 100 mpls ldp logging neighbor-changes ! ! ! ! ! ! ! ! ! ! ! ! no voice hpi capture buffer no voice hpi capture destination ! ! mta receive maximum-recipients 0 ! ! ! ! ! interface FastEthernet0/1 ip address 180.40.7.129 255.255.255.224 ip pim sparse-mode duplex auto speed auto ! interface Serial1/0 ip address 180.40.7.33 255.255.255.224 ip pim sparse-mode encapsulation frame-relay ip ospf network point-to-multipoint ! ! router ospf 1 log-adjacency-changes network 0.0.0.0 255.255.255.255 area 0 ! no ip http server no ip http secure-server ip classless ! ip pim rp-address 180.40.7.129 1 ! ! access-list 1 deny 224.20.68.1 access-list 1 permit any