User Guide

This example displays information for static IPv6 multicast routes:
Device(config)# show ipv6 mroute static
Type Codes - B:BGP C:Connected S:Static
Type IPv6 Prefix Next Hop Router Interface Dis/Metric Uptime
S 1:1::1:0/120 :: ve 90 1/1 2d16h
This example displays information for directly attached (connected) IPv6 multicast routes:
Device(config)#show ipv6 mroute connect
Type Codes - B:BGP C:Connected S:Static
Type IPv6 Prefix Next Hop Router Interface Dis/Metric Uptime
C 2090::/64 :: ve 90 0/0 6d21h
C 2100::/64 :: ve 100 0/0 1d21h
C 2110::/64 :: ve 110 0/0 1d21h
C 2120::/64 :: ve 120 0/0 1d21h
C 2130::/64 :: ve 130 0/0 6d21h
C 8811::1/128 :: loopback 1 0/0 6d21h
This example displays information for IPv6 multicast route 2090::1:
Device(config)# show ipv6 mroute 2090::1
Type Codes - B:BGP C:Connected S:Static
Type IPv6 Prefix Next Hop Router Interface Dis/Metric Uptime
C 2090::/64 :: ve 90 0/0 6d21h
History
Release version Command history
8.0.10a This command was introduced.
show ipv6 multicast optimization
Displays multicast listening discovery (MLD) snooping hardware resource-sharing information. You
can configure it to display the availability of Layer 2 multicast (L2MC) group indexes in the hardware
and how it is been used and shared.
Syntax
show ipv6 multicast optimization [ l2mc ]
Parameters
l2mc
Specifies the L2MC group index.
Modes
Privileged EXEC mode
Usage Guidelines
NOTE
The show ipv6 multicast optimization command is available only on ICX 7750 devices.
Examples
This example displays resource information showing that L2MC 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)#show ipv6 multicast optimization
Total L2MCs Allocated: 0; Available: 8192; Failed: 0
Index L2MC 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%
show ipv6 multicast optimization
224 FastIron Ethernet Switch IP Multicast Configuration Guide
53-1003085-02