Chapter 7 Wireless
VMG3312-T20A User’s Guide
109
7.8 The Channel Status Screen
Use the Channel Status screen to scan wireless LAN channel noises and view the results. Click Network
Setting > Wireless > Channel Status. The screen appears as shown. Click Scan to scan the wireless LAN
channels. You can view the results in the Channel Scan Result section.
Note: The Scan button only works when the VMG uses 20MHz for the wireless channel width.
You can go to the
Network Setting > Wireless > General screen, click the more link, and
then change the channel width setting in the Bandwidth field.
802.11 Protection Enabling this feature can help prevent collisions in mixed-mode networks (networks with both
IEEE 802.11b and IEEE 802.11g traffic).
Select Auto to have the wireless devices transmit data after a RTS/CTS handshake. This helps
improve IEEE 802.11g performance.
Select Off to disable 802.11 protection. The transmission rate of your VMG might be reduced in a
mixed-mode network.
This field displays Off and is not configurable when you set 802.11 Mode to 802.11b Only.
Preamble Select a preamble type from the drop-down list box. Choices are Long or Short. See Section
7.9.7 on page 116 for more information.
This field is configurable only when you set 802.11 Mode to 802.11b.
OBSS
Coexistence
Select Enable to allow the coexistence of 20 MHz and 40 MHz Overlapping Basic Service Sets
(OBSS) in wireless local area networks. Select Disabled to disable this feature.
Apply Click Apply to save your changes.
Cancel Click Cancel to restore your previously saved settings.
Table 27 Network Setting > Wireless > Others (continued)
LABEL DESCRIPTION
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