PIM SPARSE MODE

PIM SPARSE MODEPIM-SM (*,G) State Rules

(*,G) Creation > Receipt of a PIM (*,G) join or IGMP Membership Report > Automatically if (S,G) must be created(*,G) reflects default group forwarding > IIF = RPF interface towards RP > OIL = interface - that received a PIM (*,G) join or - that received IGMP Membership Report - Manually configured (*,G) Deletion > When OIL = Null and > no child (S,G) state exists(*,G) creation

(*,G ) entry is created by the receiver , and then it is forwarded to other router rtrB

Diag:Receiver _client RTRA RTRB RP(router) 1 2(*,G) creation

Deletion : If no receiver , no child it will remove the (*,G) or if no (S,G) entry exist