How To Find The Cisco WLC Software Release
To determine which release of Cisco WLC Software is running on a device, administrators can use the web interface or the CLI.
To use the web interface, log in to the web interface, click the Monitor tab, and then click Summary in the left pane. The Software Version field shows the release number of the software that is currently running on the device.
To use the CLI, issue the show sysinfo command, and then refer to the value in the Product Version field of the command output.
The following example shows the output of the command for a device that is running Cisco WLC Software Release 8.3.102.0:
(wlc)> show sysinfo
Manufacturer’s Name…………………….Cisco Systems Inc.
Product Name………………………………. Cisco Controller
Product Version……………………………. 8.3.102.0
Bootloader Version………………………..1.0.1
Field Recovery Image Version…………6.0.182.0
Firmware Version…………………………..FPGA 1.3, Env 1.6, USB console 1.27
Build Type……………………………………. DATA + WPS

Duncan is a technology professional with over 20 years experience of working in various IT roles. He has a interest in cyber security, and has a wide range of other skills in radio, electronics and telecommunications.