Version
Description
9.0.2.0
Introduced on the S6000.
8.3.19.0
Introduced on the S4820T.
8.3.11.1
Introduced on the Z9000.
8.3.7.0
Introduced on the S4810.
7.6.1.0
Introduced on the S-Series and C-Series.
7.5.1.0
Expanded to support the
detail
option.
E-Series legacy
command.
Usage Information
This command displays the IGMP database, including configured entries for either all groups on all interfaces, all
groups on specific interfaces, or specific groups on specific interfaces.
The following describes the
show ip igmp groups
command shown in the following example.
Field
Description
Group Address
Lists the multicast address for the IGMP group.
Interface
Lists the interface type, slot and port number.
Mode
Displays the IGMP version used.
Uptime
Displays the amount of time the group has been operational.
Expires
Displays the amount of time until the entry expires.
Last Reporter
Displays the IP address of the last host to be a member of the IGMP group.
Example
Dell# show ip igmp groups
Total Number of Groups: 5
IGMP Connected Group Membership
Group Address Interface Uptime Expires
225.0.0.0 Vlan 100 00:00:05 00:02:04
225.0.0.1 Vlan 100 00:00:05 00:02:04
225.0.0.2 Vlan 100 00:00:05 00:02:04
225.0.0.3 Vlan 100 00:00:05 00:02:04
225.0.0.4 Vlan 100 00:00:05 00:02:04
Example (VLT)
NOTE:
The asterisk (*) after the port channel number (Po 2) highlighted in the following example
indicates the port channel is VLT, that the local VLT port channel is down and the remote VLT port is up.
Dell# show ip igmp groups
Total Number of Groups: 5
IGMP Connected Group Membership
Group Address Interface Mode Uptime Expires Last Reporter
225.0.0.0 Vlan 100 IGMPv2 00:00:05 00:02:04 3.0.0.51
225.0.0.1 Vlan 100 IGMPv2 00:00:05 00:02:04 3.0.0.51
225.0.0.2 Vlan 100 IGMPv2 00:00:05 00:02:04 3.0.0.51
225.0.0.3 Vlan 100 IGMPv2 00:00:05 00:02:04 3.0.0.51
648
Internet Group Management Protocol (IGMP)