All of this info was found on a forum post on the Cisco website and I have tested and verified it works.
To backup your Cisco SPA 50x Series IP Phone’s config, in your web browser, enter the URL of your device’s web management page followed by “/admin/spacfg.xml”.
http://192.168.0.1/admin/spacfg.xml
In the web browser, go to File > Save As and rename the file ending in “.cfg” Continue reading “Cisco SPA Series IP Phones – How to Backup and Restore a Config”