Field Description
Static Mrouter Ports Indicates the static mrouter ports in this
VLAN that provide connectivity to an IP
multicast router.
Active Mrouter Ports Displays all dynamic (querier port) and static
mrouter ports that are active on the
interface.
Mrouter Expiration Time Specifies the time remaining before the
multicast router is aged out on this interface.
If the switch does not receive queries before
this time expires, it flushes out all group
memberships known to the VLAN. The
Query Max Response Interval (obtained
from the queries received) is used as the
timer resolution.
Viewing IGMP multicast groups
About this task
Use this procedure to display general information about IGMP snooping in a specific VLAN.
Procedure
1. Use the show ip igmp group command to display the information.
2. Observe the displayed information.
Job aid
The following table describes the output of the command.
Field Description
Group Address Indicates the multicast group address
VLAN Indicates the VLAN interface on which the
group exists.
Member Address Indicates the IP address of the IGMP
receiver (host or IGMP reporter). The IP
address is 0.0.0.0 if the type is static.
Expiration Indicates the time left before the group report
expires. This variable is updated upon
receiving a group report.
Multicast packets not flooding network
Troubleshooting Avaya ERS 4000 Series April 2014 205
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