xStack
®
DGS-3200 Series Layer 2 Gigabit Ethernet Managed Switch
87
Editing the IGMP Snooping parameters for a VLAN:
Click the Edit button next to the VLAN you want to edit.
The following window appears:
Figure 3 - 26. IGMP Snooping Parameters Settings window
The IGMP Snooping Parameters Settings window is divided into two sections. The following parameters can be viewed/modified
in the top half of the window:
Parameter Description
VLAN ID
This is the VLAN ID that, along with the VLAN Name, identifies the VLAN the user
wishes to modify the IGMP Snooping Settings for.
VLAN Name
This is the VLAN Name that, along with the VLAN ID, identifies the VLAN the user
wishes to modify the IGMP Snooping Settings for.
Query Interval (1-65535 sec)
This parameter specifies the length of time between sending IGMP Queries.
Default= 125.
Max Response Time (1-25
sec)
This parameter is used to set the maximum amount of time allowed before sending
an IGMP response report. Default= 10.
Robustness Value (1-255)
This parameter is used as a tuning variable that allows for a large number of packets
being lost on subnetworks. Specify a value between 1 and 255. Specify a high value
if you expect your subnetworks to lose a large number of packets. Default= 2.
Last Member Query Interval
(1-25 Sec)
This parameter is used to set the maximum amount of time between group-specific
query messages, including messages that have been sent in response to leave
group messages. Default= 2.
Host Timeout (1-16711450
sec)
This is the maximum amount of time in seconds allowed for a host to continue
membership in a multicast group without the Switch receiving a host membership
report. Default = 260.
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