Software Release Documentation: Cisco Lightweight Access Point IOS
k9w7: The autonomous/standalone feature set (enabling the AP to act as a router and independent broadcast unit without needing a central Cisco Wireless LAN Controller). 153-3.jf15: The exact Cisco IOS software version release.
153-3 refers to Cisco IOS Release 15.3(3).JF15 is the Engineering Special or Extended Maintenance release ID. This specific build (jf15) is a relatively mature update within the 15.3(3) train, known for stability fixes and security patches up to its release date.Hardware Compatibility: Ensure you are using a 3500 series (like the 3502i). Attempting to load this onto a 3600 (ap3g2) or other series will result in a [boot error](https://community.cisco.com/t5/wireless/cap3502i-a-k2 wrong-firmware-installed/td-p/4963171).
Version: 15.3(3)JF15. This reflects a specific release within the Cisco IOS 15.3 series, likely including security patches or hardware support updates for that lifecycle.
This file can be used with a TFTP server during bootloader recovery to install a full IOS.
Software Release Documentation: Cisco Lightweight Access Point IOS
k9w7: The autonomous/standalone feature set (enabling the AP to act as a router and independent broadcast unit without needing a central Cisco Wireless LAN Controller). 153-3.jf15: The exact Cisco IOS software version release.
153-3 refers to Cisco IOS Release 15.3(3).JF15 is the Engineering Special or Extended Maintenance release ID. This specific build (jf15) is a relatively mature update within the 15.3(3) train, known for stability fixes and security patches up to its release date.Hardware Compatibility: Ensure you are using a 3500 series (like the 3502i). Attempting to load this onto a 3600 (ap3g2) or other series will result in a [boot error](https://community.cisco.com/t5/wireless/cap3502i-a-k2 wrong-firmware-installed/td-p/4963171).
Version: 15.3(3)JF15. This reflects a specific release within the Cisco IOS 15.3 series, likely including security patches or hardware support updates for that lifecycle.
This file can be used with a TFTP server during bootloader recovery to install a full IOS.