An administrator is troubleshooting an 802.11i WLAN which consists of 5 APs and one WLC. The administrator is using a WCS to manage the APs and WLC. The administrator finds that though the WLC has been configured correctly, the Clean Air Zone of impact is not visible for the WLC. Which issue could be causing the problem?
- Some channels used by APs are heavily saturated.
- Firmware on the WLC is likely the cause.
- The wrong software version is on the WLC.
- The channel has an air quality value of 100.
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