82w w w . d e l l . c o m | s u p p o r t . d e l l . c o m Loopback InterfaceMulticastCommand Description Mode*interface loopback Enters the Interface Loopback configuration mode. GCshow interface loopback Displays information about configured loopback interfaces. PE*NOTE: For the meaning of each Mode abbreviation, see "Mode Types" on page 49.Command Description Mode*ip mcast boundary Adds an administrative scope multicast boundary. ICip mroute Creates a static multicast route for a source range. GCip multicast Sets the administrative mode of the IP multicast forwarderin the router to active.GCip multicast ttl-threshold Applies attlvalue to a routing interface. ICip pimsm Administratively enables PIM-SM multicast routing modeon a particular router interface.ICip pimsm bsr-border Prevents bootstrap router (BSR) messages from being sentor received through an interface.ICip pimsm bsr-candidate Configures the router to announce its candidacy as abootstrap router (BSR).GCip pimsm dr-priority Sets the priority value for which a router is elected as thedesignated router (DR).ICip pimsm hello-interval Configures the PIM-SM Hello Interval for the specifiedinterface.ICip pimsm join-prune-interval Configures the interface join/prune interval for the PIM-SMrouter.ICip pimsm register-threshold Configures the Register Threshold rate for the RP router toswitch to the shortest path.GCip pimsm rp-address Statically configures the RP address for one or moremulticast groups.GCip pimsm rp-candidate Configures the router to advertise itself as a PIM candidaterendezvous point (RP) to the bootstrap router (BSR).ICip pimsm spt-threshold Configures the Data Threshold rate for the lasthop routerto switch to the shortest path.GCip pimsm ssm Defines the Source Specific Multicast (SSM) range of IPmulticast addresses.GC