and yes I can ping the AP from the controller
(usext1wlsco01) #ping 10.139.0.50
Press 'q' to abort.
Sending 5, 100-byte ICMP Echos to 10.139.0.50, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 154.319/166.817/182.186 ms
(usext1wlsco01) #