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● For a Loopback interface, enter the keyword loopback then a number from 0
to 16383.
● For a port channel interface, enter the keywords port-channel then a
number.
● For a VLAN interface, enter the keyword vlan then a number from 1 to 4094.
detail (OPTIONAL) Enter the keyword detail to display the IGMPv3 source
information.
Command Modes
● EXEC
● EXEC Privilege
Command
History
This guide is platform-specific. For command information about other platforms, see the relevant Dell
EMC Networking OS Command Line Reference Guide.
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S3148.
9.10(0.0) Introduced on the S6100–ON.
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S4810, S4820T, S5000, S6000, Z9000, and Z9500.
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.
Member Ports Indicates the port channel. If the port channel is VLT, an asterisk (*) after the port
channel number indicates the port channel is locally down and that a remote VLT
port is up.
Example
DellEMC# show ip igmp snooping groups
Total Number of Groups: 1
IGMP Connected Group Membership
Group Address Interface Mode Uptime Expires Last
Reporter
225.1.1.1 Vlan 10 IGMPv2-Compat 00:00:07 00:02:09 1.1.1.2
Member Ports: Te 1/17
DellEMC#
674 Internet Group Management Protocol (IGMP)