MS Series User Guide
40
Enabling VLAN IGMP snooping status
Use this page to enable or disable IGMP snooping on system VLANs and to view and
configure per-VLAN IGMP snooping settings. Only VLANS that are enabled for IGMP
snooping appear in the table.
To enable and view VLAN IGMP snooping status:
1. In the IGMP Snooping screen, click the VLAN Status tab.
The IGMP Snooping VLAN Status screen opens.
The VLAN associated with the rest of the data in the row. Only
VLANs that have been configured on the system and are not
already enabled for IGMP snooping appear in the list. When
modifying IGMP snooping settings, this field identifies the VLAN
that is being configured.
The administrative mode of IGMP snooping on the VLAN. IGMP
snooping must be enabled globally and on an VLAN for the VLAN
to be able to snoop IGMP packets to determine which network
segments should receive multicast packets directed to the group
address.
Mode
The administrative mode of Fast Leave on the VLAN. If Fast Leave is
enabled, the VLAN can be immediately removed from the Layer 2
forwarding table entry upon receiving an IGMP leave message for a
multicast group without first sending out MAC-based general
queries.
Interval (Seconds)
The number of seconds the VLAN should to wait for a report for a
particular group on the VLAN before the IGMP snooping feature
deletes the VLAN from the group.
(Seconds)
The number of seconds the VLAN should wait after sending a query
if does not receive a report for a particular group. The specified
value should be less than the Group Membership Interval.
Expiration Time
(Seconds)
The number of seconds the VLAN should wait to receive a query
before it is removed from the list of VLANs with multicast routers
attached.
Mode
The IGMPv1 and IGMPv2 report suppression mode. The device uses
IGMP report suppression to limit the membership report traffic sent
to multicast-capable
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