show ip multicast optimization

Displays Internet Group Management Protocol (IGMP) snooping hardware resource-sharing information.
Syntax
show ip multicast optimization[ipmc-num]
Parameters
ipmc-num
Specifies the IP multicast (IPMC) group index number.
Modes

Privileged EXEC mode

VLAN configuration mode

Usage Guidelines

Use this command to display the availability of IPMC group indexes in the hardware and how they are used and shared.

The IPMC group index range varies depending on the platform; values out of range are not displayed.

Examples

The following example displays resource information showing that IPMC group index 4 is shared by two users and the ports included in the set are 1/1/6 and 1/1/1:

Device(config)#vlan 150
Device(config-vlan-150)#show ip multicast optimization 
Total IPMCs Allocated:    0; Available: 8192; Failed:    0
Index    IPMC  	   SetId         Users         Set
   1.    4             0x161fcbd8        2 {<1/1/6>,<1/1/1>,}
   2.    1             0x161d0930       10 {<1/1/6>,<1/1/4>,<1/1/3>,<1/1/2>,
                                            <1/1/1>,}
Sharability Coefficient:  76%
History
Release version Command history

08.0.10

This command was introduced.