Read and note the warnings regarding defaulting the configuration before using this process.
1.Login to IP Office Web Manager.
a.Enter the system's IP address in the browser. Select IP Office Web Manager. Alternatively, enter https://<IP_Address>:8443/WebMgmtEE/WebManagement.html.
b.Enter an administrator user name and password and click Login.
2.Click Actions. Select Service Commands and then Erase Configuration.
4.Wait until the system has rebooted before logging in again.