If you are troubleshooting an AP that won't join a controller, you may need to manually apply this image via the console using a .
AP3802i wont join 5508 controller - Page 2 - Cisco Community Ap3g3-k9w8-tar.153-3.jpo.tar
: Use the following command syntax to install the firmware: archive download-sw /force-reload /overwrite tftp://[Server_IP]/ap3g3-k9w8-tar.153-3.jpo.tar If you are troubleshooting an AP that won't
: This is the version number. In this case, it corresponds to Cisco IOS Release 15.3(3)JPO . This specific release is often used for stability
This specific release is often used for stability and compatibility with older Wireless LAN Controllers, such as the or WiSM2 , provided they are running compatible software versions (often 8.3 or higher). It provides:
: Indicates the feature set and mode. "k9" signifies strong encryption (3DES/AES), and " w8 " indicates a Lightweight (CAPWAP) image meant to be managed by a controller.