242
drop
—— When the number of the dynamic multicast groups that a port joins
has exceeded the max-group, the port will not join any new multicast group.
replace
—— When the number of the dynamic multicast groups that a port
joins has exceeded the max-group, the newly joined multicast group will
replace an existing multicast group with the lowest multicast group address.
Command Mode
Interface Configuration Mode (interface gigabitEthernet / interface range
gigabitEthernet / interface port-channel / interface range port-channel)
Privilege Requirement
Only Admin, Operator and Power User level users have access to these
commands.
Example
Specify the maximum numbers of groups that ports 1/0/2-5 can join as 10,
and configure the throttling action as replace:
T1600G-52TS(config)#interface range gigabitEthernet 1/0/2-5
T1600G-52TS(config-if-range)#ip igmp snooping max-groups 10
T1600G-52TS(config-if-range)#ip igmp snooping max-groups action
replace
27.18 ip igmp snooping authentication
Description
The ip igmp snooping authenticaiton command is used to authenticate the
users who want to join the limited multicast source. To disable the multicast
authentication, please use no ip igmp snooping authentication command.
Syntax
ip igmp snooping authentication
no ip igmp snooping authentication
Command Mode
Interface Configuration Mode (interface gigabitEthernet / interface range
gigabitEthernet / interface port-channel / interface range port-channel)