Command Manual – Multicast
H3C S7500E Series Ethernet Switches
Chapter 3 IGMP Configuration Commands
3-2
Examples
# Display the information about dynamically joined IGMP multicast groups on all
interfaces.
<Sysname> display igmp group
Total 3 IGMP Group(s).
Interface group report information
Vlan-interface1 (20.20.20.20):
Total 3 IGMP Groups reported
Group Address Last Reporter Uptime Expires
225.1.1.1 20.20.20.20 00:02:04 00:01:15
225.1.1.3 20.20.20.20 00:02:04 00:01:15
225.1.1.2 20.20.20.20 00:02:04 00:01:17
# Display the detailed information of multicast group 225.1.1.1.
<Sysname> display igmp group 225.1.1.1 verbose
Interface group report information
Vlan-interface1 (10.10.1.20):
Total 3 IGMP Groups reported
Group: 225.1.1.1
Uptime: 00:00:34
Expires: 00:00:40
Last reporter: 20.20.20.20
Last-member-query-counter: 0
Last-member-query-timer-expiry: off
Version1-host-present-timer-expiry: off
Table 3-1
Description on the fields of the
display igmp group
command
Field
Description
Group
Multicast group address
Uptime
Length of time since the multicast group
was joined
Expires
Remaining time of the multicast group
Last reporter
Address of the last host that reported its
membership for this multicast group
Last-member-query-counter
Number of group-specific queries sent
Last-member-query-timer-expiry
Remaining time of the last member
query timer
Version1-host-present-timer-expiry
Remaining time of the IGMPv1 host
present timer