CLI Guide

debug ip igmp
Enable debugging of IGMP packets.
Syntax
debug ip igmp [group address | interface]
To disable IGMP debugging, enter the no ip igmp command. To disable all
debugging, enter the undebug all command.
Defaults Disabled
Parameters
group-address (OPTIONAL) Enter the IP multicast group address in dotted
decimal format.
interface (OPTIONAL) Enter the interface type and slot/port
information:
For a VLAN interface enter the keyword vlan followed by a
number from 1 to 4094.
Command Modes EXEC Privilege
Supported Modes All Modes
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.4(0.0) Supported on the FN I/O Aggregator.
8.3.17.0 Supported on the M I/O Aggregator.
ip igmp access-group
To specify access control for packets, use this feature.
Syntax
ip igmp access-group access-list
To remove the feature, use the no ip igmp access-group access-list
command.
Parameters
access-list Enter the name of the extended ACL (16 characters
maximum).
Defaults Not configured
Command Modes INTERFACE (conf-if-interface-slot/port)
Supported Modes Full–Switch
606
Internet Group Management Protocol (IGMP)