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3-5.2 VLAN
Configuration
Parameter
Description
The section describes the VLAN configuration setting process integrated with IGMP
snooping function. Each setting page shows up to 99 entries from the VLAN table.
The default is 20 and can be selected through the "Entries Per Page" input field.
During your first visit, 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. By clicking the button, the displayed table will update, starting
from that or the next closest VLAN table match.
Web Interface
To configure the IGMP Snooping VLAN Configuration in the web interface:
1.
Click Configuration, IGMP Snooping, then VLAN Configuration.
2.
Evoke to enable or disable Snooping IGMP Querier. Specify the parameters
in the blank field.
3.
Click “Refresh” to update the data or click “<< or >>” to display previous
entry or next entry.
4.
Click “Apply” to save the setting.
5.
If you want to cancel the setting, click the reset button to revert back to
previously saved values.
Figure 3-5.2: The IGMP Snooping VLAN Configuration.
VLAN ID:
It displays the VLAN ID of the entry.
Snooping Enabled:
Enables the per-VLAN IGMP Snooping. Only up to 32 VLANs can
be selected.
IGMP Querier:
A router sends IGMP query messages onto a particular link. This
router is called the “Querier”. Enables the IGMP querier in the VLAN.
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, or
Forced IGMPv3. The default compatibility value is “IGMP-Auto”.
RV:
Robustness Variable. The Robustness Variable allows tuning for the expected
packet loss on a network. The allowed range is 1 to 255. The default robustness
variable value is 2.
QI:
Query Interval. The query interval is the interval between general queries sent by
the querier. The allowed range is 1 to 31744 seconds. The default query interval is
125 seconds.
QRI:
Query Response Interval. The max response time used to calculate the “Max
Resp Code” inserted into the periodic general queries. The allowed range is 0 to
31744 in tenths of seconds. The default query response interval is 100 in tenths of
seconds (10 seconds).