Cisco 340 Series Configuration Manual page 76

extension channel
extension channel
To configure the control sideband that is used for the extension or secondary channel when an access
point functions in the 802.11n mode, use the extension channel command in the WiFi AP interface
configuration mode.
This command applies to the 802.11n mode or the 802.11n mixed mode.
Note
Syntax Description upper
lower
Command Default
The lower extension channel is configured.
Command Modes WiFi AP interface configuration
Usage Guidelines This command takes effect only when you configure a 40-MHz channel width.
When the main channel number is in the lower range (for example, in the 1 to 4 range), use the upper
extension channel.
When the main channel number is in the upper range (for example, in the 10 to 13 range), use the lower
extension channel.
When the main channel number is in the middle range (for example, in the 5 to 9 range), use either the
upper extension channel or the lower extension channel.
Related Commands Use the
Use the
Cisco Edge 340 Series Software Configuration Guide, Release 1.0
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extension channel {upper | lower}
Configures the upper extension channel.
Configures the lower extension channel.
channel bandwidth command to configure the channel width.
channel number command to configure the main channel number.
Chapter 2 Configuring Local CLI - CLISH
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