I'm trying to figure out why a bunch of our APs are broadcasting on 5GHz channels that are not configured as part of our regulatory domain profile (DFS channels). I had this issue in the past and it was found that having the 80MHz box checked in the High-throuput SSID profile was the culprit, but I'm still having this issue even though that is disabled.
This is causing some older clients not to see the 5GHz APs and is creating coverage holes.
ArubaOS Version 6.4.3.6 on a 7240 controller
(wmc) #show ap regulatory-domain-profile 802.11ac-20mhz
Regulatory Domain profile "802.11ac-20mhz"
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Parameter Value
--------- -----
Country Code CA
Valid 802.11g channel 1
Valid 802.11g channel 6
Valid 802.11g channel 11
Valid 802.11a channel 36
Valid 802.11a channel 40
Valid 802.11a channel 44
Valid 802.11a channel 48
Valid 802.11a channel 52
Valid 802.11a channel 56
Valid 802.11a channel 60
Valid 802.11a channel 64
Valid 802.11a channel 149
Valid 802.11a channel 153
Valid 802.11a channel 157
Valid 802.11a channel 161
Valid 802.11a channel 165
Valid 802.11g 40MHz channel pair N/A
Valid 802.11a 40MHz channel pair N/A
Valid 802.11a 80MHz channel group N/A
Example of a few APs:
Active AP Table
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Name Group IP Address 11a Clients 11a Ch/EIRP/MaxEIRP AP Type Flags Uptime
---- ----- ---------- ----------- ------------------- ------- ----- ------
bronfman-1-ap72 bronfman 172.24.132.33 0 AP:HT:100+/22/22 105 da 6d:7h:53m:27s
bronfman-1-ap53 bronfman 172.24.134.45 0 AP:VHT:140+/22.5/22.5 225 Ada 1d:6h:32m:52s
bronfman-ss1-ap56 bronfman 172.24.134.16 0 AP:HT:100+/22/22 105 da 6d:8h:13m:20s
bronfman-1-ap48 bronfman 172.24.132.27 0 AP:HT:108+/22/22 105 da 6d:7h:56m:26s
bronfman-5-ap83 bronfman 172.24.134.8 2 AP:VHT:108+/24/24 205 da 6d:8h:12m:57s
bronfman-2-ap41 bronfman 172.24.134.26 1 AP:HT:100+/22/22 105 da 6d:7h:42m:28s
bronfman-3-ap35 bronfman 172.24.134.29 0 AP:HT:132+/22/22 105 da 6d:7h:34m:59s