This procedure changes Network configuration, Device Configuration, Volume Settings and Contrast Settings to their default values on the Cisco IP Phone 7940/7960.
If you are trying to do a hard reset on your Cisco Phone, click here for the tutorial.
*These options may vary on which model and version you have.
First thing you need to do before changing anything would be to unlock the settings. It is always a requirement to do this before you can make changes. Continue reading “How to erase configuration on Cisco IP Phone 7940/7960”