Configuring Timers; Configuring Fast Leave Processing - H3C S3100 Series Operation Manual

Configuring Timers

This section describes how to configure the aging timer of the router port, the aging timer of the
multicast member ports,.
Table 2-5 Configure timers
Operation
Enter system view
Configure the aging timer of the
router port
Configure the aging timer of the
multicast member port

Configuring Fast Leave Processing

With fast leave processing enabled, when the switch receives an IGMP leave message on a port, the
switch directly removes that port from the forwarding table entry for the specific group. If only one host is
attached to a port, enable fast leave processing to improve bandwidth management.
Enabling fast leave processing in system view
Table 2-6 Enable fast leave processing in system view
Operation
Enter system view
Enable fast leave processing
Enabling fast leave processing in Ethernet port view
Table 2-7 Enable fast leave processing in Ethernet view
Operation
Enter system view
Enter Ethernet port view
Enable fast leave processing for
specific VLANs
Command
system-view
igmp-snooping
router-aging-time seconds
igmp-snooping host-aging-time
seconds
Command
system-view
igmp-snooping fast-leave
[ vlan vlan-list ]
Command
system-view
interface interface-type
interface-number
igmp-snooping fast-leave [ vlan
vlan-list ]
2-6
Remarks
—
Optional
By default, the aging time of the
router port is 105 seconds.
Optional
By default, the aging time of
multicast member ports is 260
seconds
Remarks
—
Required
By default, the fast leave processing
feature is disabled.
Remarks
—
—
Required
By default, the fast leave
processing feature is disabled.