3Com 5500G-EI Command Reference Guide - Page 253

IGMP Configuration Commands 253 undo igmp group-limit View VLAN Interface View Parameter number: Number of multicast groups, in the range of 0 to 1024. Description Use the igmp group-limit command to limit multicast groups on an interface. Use the undo igmp group-limit command to restore the default setting. By default, you can add up to 1024 IGMP groups on an interface. If the existing IGMP groups exceed the quantity limit you configured using this command, the system will not delete the existing entries. The new configuration overwrites the old one if you run the command for a second time. Example Limit the maximum IGMP groups at Vlan-interface10 to 100. system-view System View: return to User View with Ctrl+Z [SW5500]interface Vlan-interface 10 [SW5500-Vlan-interface10] igmp group-limit 100 igmp group-policy Syntax igmp group-policy acl-number [ 1 | 2 | port { interface_type interface_ num | interface_name } [ to { interface_type interface_ num | interface_name } ] ] undo igmp group-policy [ port { interface_type interface_ num | interface_name } [ to { interface_type interface_ num | interface_name } ] ] View VLAN Interface View Parameter acl-number: Number of the basic IP ACL number, defining a multicast group range. The value ranges from 2000 to 2999. 1: IGMP version 1. 2: IGMP version 2. If IGMP version is not specified, version 2 will be used as default. port: Packets received and sent by the port(s) and applied to the conditions set by the ACL will be filtered. And the port(s) must belong to the VLAN interface being configured by this command.