C613-50631-01 Rev A Command Reference for IE340 Series 1660
AlliedWare Plus™ Operating System - Version 5.5.3-0.x
IGMP AND IGMP SNOOPING COMMANDS
IP
IGMP LIMIT
ip igmp limit
Overview Use this command to configure the limit on the maximum number of group
membership entries for the device as a whole or for the specified interface (if in
interface mode). Once the specified number of group memberships is reached, all
further membership reports will be ignored.
Optionally, you can configure an access-list to stop certain addresses from being
subject to the limit.
Use the no variant of this command to unset the limit and any specified exception
access-list.
Syntax
ip igmp limit <limit-value> [except
{<access-list-number>|<access-list-number-expanded>|ď€
<access-list-name>}]
no ip igmp limit
Default 512
Mode Global Configuration and Interface Configuration for a VLAN interface.
Usage notes This command applies to VLAN interfaces configured for IGMP, IGMP Snooping, or
IGMP Proxy.
Example To configure an IGMP limit of 100 group membership entries on vlan2, use the
commands:
awplus# configure terminal
awplus(config)# interface vlan2
awplus(config-if)# ip igmp limit 100
To configure an IGMP limit of 100 group membership entries across all interfaces
on which IGMP is enabled, and exclude group 224.1.1.1 from this limitation, use
the commands:
awplus# configure terminal
awplus(config)# access-list 1 permit 224.1.1.1 0.0.0.0
awplus(config)# ip igmp limit 100 except 1
Parameter Description
<limit-value> Maximum number of group membership
entries, from 2 to 512.
<access-list-number> Access-list number, in the range 1 to 99.
<access-list-number-expanded> Access-list number (expanded range), in
the range 1300 to 1999.
<access-list-name> IP access-list name.