Basic Call Features852. Wait for a period of time or press the OK soft key to redial the phone number.The phone will retry as many times as you configured until the called party is idle.You can use the call completion feature to notify the caller who failed to reach a desiredcallee when the callee becomes available to receive a call.To configure call completion via phone user interface:1. Press Menu->Call Feature->Others->Call Completion.2. Press or , or the Switch soft key to select Enabled from the Call Completionfield.3. Press the Save soft key to accept the change or the Back soft key to cancel.You can also configure call completion via web user interface at the pathFeatures->General Information.To use call completion:When the called party is busy, the following prompt will appear on the LCD screen of thephone:1. Press the OK soft key, the phone returns to the idle screen and call completion isactivated.