Cisco aironet 1522 Design And Deployment Manual page 95

Figure 62
Choose one of the following options from the Channel Assignment Method drop-down box to specify
Step 3
the controller's DCA mode:
Automatic—Causes the controller to periodically evaluate and, if necessary, update the channel
•
assignment for all joined mesh access points. This is the default value.
Freeze—Causes the controller to evaluate and update the channel assignment for all joined mesh
•
access points, if necessary, but only when you click Invoke Channel Update Once.
Note
• OFF—Turns off DCA and sets all mesh access point radios to the first channel of the band, which
is the default value. If you choose this option, you must manually assign channels on all radios.
From the Interval drop-down box, choose one of the following options to specify how often the DCA
Step 4
algorithm is allowed to run: 10 minutes, 1 hour, 2 hours, 3 hours, 4 hours, 6 hours, 8 hours, 12 hours, or
24 hours. The default value is 10 minutes.
Cisco Aironet 1520, 1130, 1240 Series Wireless Mesh Access Points, Design and Deployment Guide, Release 6.0
OL-20213-01
802.11a > RRM > Dynamic Channel Assignment (DCA) Window
The controller does not evaluate and update the channel assignment immediately after you
click Invoke Channel Update Once. It waits for the next interval to elapse.
Connecting the Cisco 1520 Series Mesh Access Point to Your Network
95