cisco 5500 wireless controller firmware upgrade

[gm45]

Good day

I have a 5508 wireless controller  and AIR-AP3802E-E-K9 APS.

to which firmware version can I upgrade controller firmware so that also APs gets updated and everything works perfectly after?

and what is the simplest way to go about doing an upgrade?

controller currently

Software Version	8.5.161.0
Field Recovery Image Version

AP'S currently primary SW ver 8.5.161.0  backup SW ver 8.5.140.0

Your positive feedback will be highly appreciated.

Thank you.

[Leo Laohoo]

The "highest" firmware the 5508 can go is 8.5.182.0.  And this version can support the 3800.

Do not forget to read the Release Notes.

[Mark Elsen]

  As per https://www.cisco.com/c/en/us/support/docs/wireless/wireless-lan-controller-software/200046-tac-recommended-aireos.html , use : 
                  https://software.cisco.com/download/specialrelease/2702eede2b47a5c3bb40795bbe836af6
                             The use of the  8.5.182.0 , release is discouraged because of a few bugs 

     Upgrade procedure documentation : https://www.cisco.com/c/en/us/support/docs/wireless-mobility/wireless-lan-wlan/68835-wlc-upgrade.html

 M.

[Rich R]

Current latest version is 8.5.182.11 - see link below.