H3C S7500E Series

Command Manual – Multicast
H3C S7500E Series Ethernet Switches Chapter 1 IGMP Snooping Configuration Commands
1-7
This command works only on IGMP Snooping–enabled VLANs, but not on VLANs with
IGMP enabled on the corresponding VLAN interfaces.
Related commands: igmp-snooping host-aging-time.
Examples
# Set the aging time of group member ports globally to 300 seconds.
<Sysname> system-view
[Sysname] igmp-snooping
[Sysname-igmp-snooping] host-aging-time 300
1.1.7 igmp-snooping
Syntax
igmp-snooping
undo igmp-snooping
View
System view
Parameters
None
Description
Use the igmp-snooping command to enable IGMP Snooping globally and enter
IGMP-Snooping view.
Use the undo igmp-snooping command to disable IGMP Snooping globally.
By default, IGMP Snooping is disabled.
Related commands: igmp-snooping enable.
Examples
# Enable IGMP Snooping globally and enter IGMP-Snooping view.
<Sysname> system-view
[Sysname] igmp-snooping
[Sysname-igmp-snooping]
1.1.8 igmp-snooping drop-unknown
Syntax
igmp-snooping drop-unknown
undo igmp-snooping drop-unknown