: Access points running this image will typically attempt to receive an IP address via DHCP by default. Key Implementation Commands
extracting info file... extracting general image... extracting web management files... ... Writing new boot variable... Success.
k9w7 indicates it is an Autonomous image (vs. k9w8 for Lightweight/CAPWAP). Version: 15.3(3)JBB1.
Here’s a review based on the string "Ap3g2-k9w7-tar.153-3.jbb1.tar WORK" , which appears to reference a Cisco Aironet access point firmware image.
is a Cisco IOS software image used to run Cisco Aironet Access Points in Autonomous (Standalone) mode . Specifically, this "ap3g2" image is designed for the Aironet 3700 Series (including the 3702i) and 3600 Series access points. Software Identification Platform Identifier (ap3g2):
First, deconstructing the filename reveals its technical target. “Ap3g2” refers to the Cisco Aironet 3G2 series of access points—specifically, the 1600, 2600, and 3600 models. These devices are the physical anchors of enterprise Wi-Fi, mounted on ceilings and inside wiring closets. The “k9w7” denotes a specific feature set: “k9” indicates cryptographic (encryption-capable) firmware, while “w7” signifies a lightweight access point image that requires a wireless LAN controller. The “tar” extension is critical—it means the file is a Tape Archive, a bundle containing not just one binary image but a bootable system, web management files, and recovery utilities. Thus, the filename signals that an engineer is preparing to upgrade or recover a fleet of access points in a regulated, secure environment.
This image is primarily used for the access points (like the 3702i). Its main function is to enable Autonomous Mode , which allows the access point to operate independently without a centralized Wireless LAN Controller (WLC). File Name Breakdown
