AFi SM10P, Руководство пользователя

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78 Publication date: Mar., 2012
Revision A1
3-5.2 VLAN Configuration
The section describes the VLAN configuration setting process integrated with IGMP Snooping
function. For Each setting 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. Clicking the button will update the displayed table
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, VLAN Configuration
2. Evoke to select enable or disable Snooping , IGMP Querier
Specify the parameters in the blank field.
3. Click the refresh to update the data or click << or >> to display previous
entry or next entry.
4. Click the save to save the setting
5. If you want to cancel the setting then you need to click the Reset button.
It will revert to previously saved values
Figure 3-5.2: The IGMP Snooping VLAN Configuration.
Parameter description:

VLAN ID :
It displays the VLAN ID of the entry.

Snooping Enabled :
Enable 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. Enable 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, Forced IGMPv3, 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; default robustness variable value is 2.

QI :
Query Interval. The Query Interval is the interval between General Queries sent by the