3Com S7906E Command Reference Manual page 1129

Parameters
all-instance: Specifies all instances.
vpn-instance vpn-instance-name: Specifies a VPN instance. A VPN instance name is a case sensitive
string of up to 31 characters and must not contain any space.
interface-type interface-number: Specifies an interface to display the IGMP configuration and operation
information about. If no interface is specified, this command will display the related information of all
IGMP-enabled interfaces.
verbose: Displays the detailed IGMP configuration and operation information.
Description
Use the display igmp interface command to view IGMP configuration and operation information of the
specified interface or all IGMP-enabled interfaces.
Note that if neither all-instance nor vpn-instance is specified, this command will display the
information on the public instance.
Examples
# View the IGMP configuration and operation information on VLAN-interface 1 in the public instance.
<Sysname> display igmp interface Vlan-interface 1 verbose
Vlan-interface1(10.10.1.20):
IGMP is enabled
Current IGMP version is 2
Value of query interval for IGMP(in seconds): 60
Value of other querier present interval for IGMP(in seconds): 125
Value of maximum query response time for IGMP(in seconds): 10
Value of last member query interval(in seconds): 1
Value of startup query interval(in seconds): 15
Value of startup query count: 2
General query timer expiry (hours:minutes:seconds): 00:00:54
Querier for IGMP: 10.10.1.20 (this router)
IGMP activity: 1 joins, 0 leaves
Multicast routing on this interface: enabled
Robustness: 2
Require-router-alert: disabled
Fast-leave: disabled
Ssm-mapping: disabled
Startup-query-timer-expiry: off
Other-querier-present-timer-expiry: off
Total 1 IGMP Group reported
Table 1-3 display igmp interface command output description
Vlan-interface1(10.10.1.20)
Current IGMP version
Value of query interval for IGMP(in seconds)
Field
1-5
Description
Interface name (IP address)
Version of IGMP currently running on the
interface
IGMP query interval, in seconds