Use the WebUser Interface to specify a simplified "Divert" Rule, or you can use your phone to create or remove this Rule: Dial *70 or connect to your service application and enter the 70 code. Enter the phone number or a numeric alias to redirect all your calls to (without any time condition). The "Divert" Rule will be created and enabled. Enter an empty number (press # without digits) to remove the "Divert" Rule.
You can enable or disable the Divert Rule using your phone (this Rule must already exist): Dial *71 or connect to your service application and enter the 71 code enable the Divert Rule. Dial *72 or enter the enter the 72 code to disable the Divert Rule.