Ap3g2-k9w7-tar.153-3.jpk2.tar: !free!

| Symptom | Likely Cause | Solution | | :--- | :--- | :--- | | AP reboots, loads old image | CAPWAP image priority set to "Mirror" | Use debug capwap ap image ; set config ap image predownload | | "Tar file extraction failed" | Corrupt download or low flash memory | Wipe AP flash: ap-type flash-clean before retry | | "Invalid image type" | AP hardware mismatch (e.g., 1700 series) | This file is for AP3g2 (2600/3600/3700) | | AP stuck in Discovery phase | Image and WLC version mismatch | Check debug capwap events ; upgrade WLC first |

Because Cisco AP IOS is distributed as a .tar file, it cannot be simply copied to the flash memory; it must be . This process installs the IOS image, radio firmware, and the necessary HTML files for the Web GUI. Common methods for installation include: Ap3g2-k9w7-tar.153-3.jpk2.tar

You cannot downgrade directly from a 17.x WLC code to this 15.3(3)J image. You must do a multi-step downgrade (17.x -> 8.10 -> 8.5 -> 8.0) before pushing this file. | Symptom | Likely Cause | Solution |

If you are downloading ap3g2-k9w7-tar.153-3.jpk2.tar , you are likely working with one of the following models: You must do a multi-step downgrade (17

file is typically unbundled into the AP's flash memory using the archive download-sw command, often via a TFTP server. Cisco Community Key Technical Considerations: Web GUI Access

Because the Aironet 3600 is typically a lightweight access point (requires a Wireless LAN Controller), this .tar image can be used to upload a recovery image via the access point's bootloader (using set and tar commands over TFTP). This rescues a bricked AP.

: Users sometimes seek this or newer versions to address speed issues in the 2.4 GHz and 5 GHz bands. Cisco Community CLI commands