Service Manual

Version Description
8.3.7.0 Introduced on the S4810.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
E-Series legacy
command
Usage
Information
This command enables the IGMP switch to send General Queries periodically. This behavior is useful when
there is no multicast router present in the VLAN because the multicast traffic is not routed. Assign an IP
address to the VLAN interface for the switch to act as a querier for this VLAN.
show ip igmp snooping groups
Display snooping related information for all the IGMP groups, interface or one group of one interface.
Syntax
show ip igmp snooping groups [group-address [detail] | detail | interface
[group-address [detail]]]
Parameters
group-address (OPTIONAL) Enter the group address in dotted decimal format to view information
on that group only.
interface (OPTIONAL) Enter the interface type and slot/port[subport] information:
● For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet then the slot/port[/subport] information.
● For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the
slot/port information.
● 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, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
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.
Internet Group Management Protocol (IGMP) 619