User’s Manual
4.8.5 IGMP Snooping VLAN Configuration
Each page shows up to 99 entries from the VLAN table, default being 20, selected through the "entries per page" input field.
When first visited, the web page will show the first 20 entries from the beginning of the VLAN Table. The first displayed will be
the one with the lowest VLAN ID found in the VLAN Table.
The "VLAN" input fields allow the user to select the starting point in the VLAN Table. The IGMP Snooping VLAN Configuration
screen in Figure 4-8-8 appears.
Figure 4-8-8: IGMP Snooping VLAN Configuration page Screenshot
The page includes the following fields:
Object Description
• Delete
Check to delete the entry. The designated entry will be deleted during the next
save.
• VLAN ID
The VLAN ID of the entry.
• IGMP Snooping Enable
Enable the per-VLAN IGMP Snooping. Only up to 32 VLANs can be selected.
• Querier Election
Enable the IGMP Querier election in the VLAN. Disable to act as an IGMP
Non-Querier.
• Querier Address
Define the IPv4 address as source address used in IP header for IGMP Querier
election.
â– When the Querier address is not set, system uses IPv4 management
address of the IP interface associated with this VLAN.
â– When the IPv4 management address is not set, system uses the first
available IPv4 management address. Otherwise, system uses a
pre-defined value.
By default, this value will be 192.0.2.1
• Compatibility
Compatibility is maintained by hosts and routers taking appropriate actions
depending on the versions of IGMP operating on hosts and routers within a
network. The allowed selection is IGMP-Auto, Forced IGMPv1, Forced
IGMPv2, Forced IGMPv3.
Default compatibility value is IGMP-Auto.
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