Troubleshooting Useful debugging commands

Useful debugging commands

For a comprehensive list of useful debug options you can use the following help commands on the controller:

diagnose wireless-controller wlac help

(this command lists the options available that pertain to the wireless controller)

diagnose wireless-controller wlwtp help

(this command lists the options available that pertain to the AP)

Useful debugging commands

Sample outputs


diagnose wireless-controller wlac -c vap

(this command lists the information about the virtual access point, including its MAC address, the BSSID, its

SSID, the interface name, and the IP address of the APs that are broadcasting it)


bssid              ssid intf     vfid:ip-port rId wId

00:09:0f:d6:cb:12 Office Office ws (0- 0 0

00:09:0f:e6:6b:12 Office Office ws (0- 0 0

06:0e:8e:27:dc:48 Office Office  ws (0- 0 0

0a:09:0f:d6:cb:12 public publicAP ws (0- 0 1


diagnose wireless-controller wlac -c darrp

(this command lists the information pertaining to the radio resource provisioning statistics, including the AP serial number, the number of channels set to choose from, and the operation channel. Note that the 5GHz band is not available on these APs listed)


wtp_id           rId base_mac          index nr_chan vfid 5G oper_chan age
FAP22A3U10600400 0 00:09:0f:d6:cb:12 0    3       0    No 1         87588
FW80CM3910601176 0 06:0e:8e:27:dc:48 1     3      0    No 6         822


Having trouble configuring your Fortinet hardware or have some questions you need answered? Check Out The Fortinet Guru Youtube Channel! Want someone else to deal with it for you? Get some consulting from Fortinet GURU!

Don't Forget To visit the YouTube Channel for the latest Fortinet Training Videos and Question / Answer sessions!
- FortinetGuru YouTube Channel
- FortiSwitch Training Videos