An engineer has been asked to upgrade the code on a WLC that is running Cisco AireOS 8.0. Which two protocols can be used to download the code file to the controller? (Choose two.)
A. SNMPv2c
B. FTP
C. SNMPv3
D. SFTP
E. HTTPS
Which two protocols can be used to download the code file to the controller?
Correct answer is B and D.
https://www.cisco.com/c/en/us/td/docs/wireless/controller/release/notes/crn80mr5.html#pgfId-1162565