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    Monitoring Multicast Entries in a Source or Group

    Purpose

    Display information about the number of groups and sources.

    • You can specify a multicast group IP address or both a multicast group IP address and a multicast source IP address to display information about a particular multicast forwarding entry.
    • You can use the active option to display information for the active multicast routes.
    • You can specify the bandwidth threshold along with the active option to display information for the active multicast routes with admission bandwidth greater than the specified bandwidth threshold. The default bandwidth threshold is 4000 bps.

    Action

    To display the number of groups and sources:

    host1#show ip mroute count 
                      IP Multicast Routing Table
    Counts:     2 (S, G) entries
                0 (*, G) entries

    Meaning

    Table 1 lists the show ip mroute count command output fields.

    Table 1: show ip mroute count Output Fields

    Field Name

    Field Description

    Counts

    Number of types of source group mappings:

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

    Published: 2014-08-20