Call Features57TipBy default, you can long press a desired line key to set it. But your system administrator can configure the phone to enterthe Add Contact screen by long pressing the line key.Recalling a ContactBefore You BeginYou need to set a line key as Recall key.Procedure1. Press the Recall key.Related TopicsSetting a Recall KeyRedialing a NumberThe phone keeps a record of all the placed calls. You can call the recent dialed phone number.Procedure1. Press the REDIAL key.A record of Placed Calls displays on the phone screen.2. Select the desired record, press Send.TipPress the REDIAL key twice to call the last dialed number.Dialing a Hotline NumberYou can configure a hotline number and hotline delay. Then the IP phone will dial out the hotline number auto-matically after the delay time when you lift the handset, press the Speakerphone key or the line key.TopicsSetting a Hotline Number and Delay TimeSetting a Hotline Number and Delay TimeProcedure1. Navigate to Menu->Features->Others->Hot Line.2. Enter the desired number in the Hotline Number field.3. Enter the desired delay time between 0 and 10 (seconds) in the Hotline Delay field.4. Press Save.Placing an International CallYou can place an international call when you prefix the phone number with a plus sign (+).Procedure