Disable 802.11b | Cisco WLC

Follow the steps below to disable 802.11b data rates of 11 Mbit/s on the Cisco Wireless Lan Controller.  One of the top reasons to disable 802.11b is to increase overall throughput in the 2.4GHz Band.

CLI

(Cisco Controller) >config 802.11b disable network
(Cisco Controller) >show 802.11b 

802.11b Network.................................. Disabled
11gSupport....................................... Enabled
11nSupport....................................... Enabled

GUI
WLC > Wireless > 802.11b/g/n > Network > uncheck 802.11b/g Network Status

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