Allied Telesis AT-S79 - Manual (Page 268)

Chapter 26: IGMP Snooping
268 Section II: Using the Web Browser Interface
Configuring IGMP Snooping
This procedure explains how to set IGMP snooping on the switch and set
the IGMP Snooping age-out timer.
To configure IGMP snooping, perform the following procedure:
1. From the bookmarks on the left side of the page, select Bridge.
2. From the Bridge folder, select IGMP Snooping.
The IGMP Snooping page is shown in Figure 74.
Figure 74. IGMP Snooping Page
3. To enable or disable IGMP Snooping on the switch, select Enable or
Disable. Then press Apply.
By default, IGMP is disabled.
4. To set the age-out timer, type the number of seconds you want the
switch to wait before it purges an inactive dynamic MAC address.
Then press Apply.
For an IGMP member port, the Set Age-Out Timer is set to 280
seconds by default. The range of this parameter is between 280 to
420 seconds.