User manual

C HAPTER 4 | Configuring the Switch
IGMP Snooping
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WEB INTERFACE
To configure global and port-related settings for IGMP Snooping:
1. Click Configuration, IPMC, IGMP Snooping, Basic Configuration.
2. Adjust the IGMP settings as required.
3. Click Save.
Figure 56: Configuring Global and Port-related Settings for IGMP Snooping
CONFIGURING VLAN
SETTINGS FOR IGMP
SNOOPING AND QUERY
Use the IGMP Snooping VLAN Configuration page to configure IGMP
snooping and query for a VLAN interface
PATH
Advanced Configuration, IPMC, IGMP Snooping, VLAN Configuration
PARAMETERS
These parameters are displayed:
◆ VLAN ID - VLAN Identifier.
◆ Snooping Enabled - When enabled, the switch will monitor network
traffic on the indicated VLAN interface to determine which hosts want to
receive multicast traffic. (Default: Enabled)
When IGMP snooping is enabled globally, the per VLAN interface
settings for IGMP snooping take precedence. When IGMP snooping is
disabled globally, snooping can still be configured per VLAN interface,
but the interface settings will not take effect until snooping is re-
enabled globally.
◆ IGMP Querier - When enabled, the switch can serve as the Querier
(on the selected interface), which is responsible for asking hosts if they
want to receive multicast traffic. (Default: Disabled)
A router, or multicast-enabled switch, can periodically ask their hosts if
they want to receive multicast traffic. If there is more than one router/
switch on the LAN performing IP multicasting, one of these devices is