Hi.. I have been running cisco virtual wireless controller ver-8.0.110.0 and want to see my company logo on web authentication page, I have bee trying to follow steps as mentioned in below link but getting error while importing this. please see error below and guide me.
http://www.cisco.com/c/en/us/td/docs/wireless/controller/7-0/configuration/guide/c70/c70users.html#wp1049273
(Cisco Controller) >transfer download mode tftp
(Cisco Controller) >transfer download datatype image
(Cisco Controller) >transfer download serverip 172.16.44.74
(Cisco Controller) >transfer download path /
(Cisco Controller) >transfer download filename pic.jpg
(Cisco Controller) >transfer download start
(Cisco Controller) >transfer download start
Mode............................................. TFTP
Data Type........................................ Login Image
TFTP Server IP................................... 172.16.44.74
TFTP Packet Timeout.............................. 6
TFTP Max Retries................................. 10
TFTP Path........................................ /
TFTP Filename.................................... pic.jpg
This may take some time.
Are you sure you want to start? (y/N) y
TFTP Image transfer starting.
% Error: Image file transfer failed - Unknown error - refer to log
