Objective

The objective of this article is to guide you on how to upgrade the SPA525G and the SPA525G2 with the use of the Cisco Configuration Assistant. A firmware upgrade of the IP Phone can be done in two ways; one is through the web configuration utility and the other is through a TFTP protocol on a Unified Communication device via the Cisco Configuration Assistant (CCA). Firmware upgrades are important and can provide or update functionality of the device and fix problems in the last firmware.

Applicable Devices

- SPA525G

- SPA525G2

Software Download URL

SPA525G

SPA525G2

Steps to Upgrade Firmware

Step 1.  You can check the current firmware version. With your IP phone soft keys press the Setup button and choose Status > Product Information > Software Version.

Step 2. Download the latest version of IP phone firmware upgrade from the Cisco website.

Step 3. Extract the .zip files and save them on the desktop. In this article firmware version 7.5.3 is used. The extracted folder has  spa525g-7-5-3.bin and spa525g-7-5-3-bt.bin files. If you want to use Bluetooth, use the spa525g-7-5-3-bt.bin file, because it contains the updated Bluetooth firmware.

Step 4. Log in to the Cisco Configuration Assistant (CCA) of the UC500 Series.

Step 5. Drag and Drop the bin file onto the UC500 in the topology in the CCA. The File Upload page opens:

Step 6. Click Upload.The File Upload page opens:

Step 7. Click OK.

Step 8. Once the firmware update is complete, reboot the IP phone and the latest firmware is upgraded.