A Cisco Aironet 1260 AP is unable to join a Cisco 2500 Series WLC that is connected through a Layer 2 switch. Which three options help to verify the wireless network operation and locate a possible issue? (Choose three.)
A.
Verify status of GUI Wireless > Country
B.
Verify status of GUI Wireless > Timers
C.
Verify status of GUI WLANs > ID > Advanced
D.
CLI debug of dot11
E.
CLI debug of DHCP
F.
Verify Cisco WLC license
G.
Verify Cisco WLC model
Explanation: