Current Status; Enabling Igmp Immediate Leave; Figure 3-131 Igmp Configuration - Digisol DG-FS4526 Management Manual

3
Configuring the Switch
Web – Click IGMP Snooping, IGMP Configuration. Adjust the IGMP settings as
required, and then click Apply. (The default settings are shown below.)
CLI – This example modifies the settings for multicast filtering, and then displays the

current status.

Console(config)#ip igmp snooping
Console(config)#ip igmp snooping querier
Console(config)#ip igmp snooping query-count 10
Console(config)#ip igmp snooping query-interval 100
Console(config)#ip igmp snooping query-max-response-time 20
Console(config)#ip igmp snooping router-port-expire-time 300
Console(config)#ip igmp snooping version 2
Console(config)#exit
Console#show ip igmp snooping
Service status:
Querier status:
Leave proxy status:
Query count:
Query interval:
Query max response time: 20 sec
Router port expire time: 300 sec
Immediate Leave Processing: Disabled on all VLAN
IGMP snooping version:
Console#

Enabling IGMP Immediate Leave

The switch can be configured to immediately delete a member port of a multicast
service if a leave packet is received at that port and the immediate-leave function is
enabled for the parent VLAN.
Command Usage
• If immediate leave is not used, a multicast router (or querier) will send a
group-specific query message when an IGMPv2/v3 group leave message is
received. The router/querier stops forwarding traffic for that group only if no host
replies to the query within the specified timeout perid. Note that the timeout period
3-210

Figure 3-131 IGMP Configuration

Enabled
Enabled
Disabled
10
100 sec
Version 2
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