Cisco 2500 Series Wireless Controller Firmware Update -
> transfer download mode ftp > transfer download serverip 192.168.1.100 > transfer download ftp-username cisco > transfer download ftp-password cisco123 > transfer download path ./ > transfer download filename AIR-CT2500-K9-8-5-182-0.aes > transfer download start
The 2500 series is end-of-life. Latest AireOS versions (8.10+) may be limited. Cisco recommends migrating to 9800 or 9100/9120 APs. cisco 2500 series wireless controller firmware update
Confirm yes. The controller will reboot with the new firmware. > transfer download mode ftp > transfer download