Monitoring Summary Information of Multicast Routes

Purpose

Display summary of all or specified multicast routes.

Action

To display brief information about the multicast routes:

host1#show ip mroute summary 
                  IP Multicast Routing Table
Group Address   Source Address  RPF route    RPF Iif         #Oifs
--------------- --------------- ---------    -------------   ----
224.0.1.39      52.1.1.1        51.1.1.1/32  Register IIF    0
224.0.1.40      51.1.1.1        51.1.1.1/32  loopback1       1
Counts:     2 (S, G) entries
            0 (*, G) entries

Meaning

Table 11 lists the show ip mroute summary command output fields.

Table 11: show ip mroute summary Output Fields

Field Name

Field Description

Group Address

IP address of the multicast group

Source Address

IP address of the multicast source

RPF Route

IP address and network mask of the RPF route

RPF Iif

Type and identifier for the incoming interface for the RPF route

#Oifs

Number of outgoing interfaces

Counts

Numbers of types of (S,G) pairs:

  • (S,G)—Number of (S,G) entries
  • (*,G)—Number of (*,G) entries

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