29 Phone BasicsTo permanently block your number, call the Customer Servicedepartment of your network service provider.Responding to Call WaitingWhen you’re on a call, Call Waiting alerts you of incoming calls bysounding two beeps. Your phone’s screen informs you that anothercall is coming in and displays the caller’s phone number (if it isavailable and you are in digital mode).To respond to an incoming call while you’re on a call:• Press . (This puts the first caller on hold and answers thesecond call.)To switch back to the first caller:• Press again.Do Not Disturb ModeFor those calls where you don’t want to be interrupted, you canactivate Do Not Disturb mode, which disables Call Waiting.To activate Do Not Disturb Mode:• Press followed by before placing your call.To disable Do Not Disturb Mode:• Press followed by before placing your call.Using Call ForwardingCall Forwarding lets you forward all your incoming calls to anotherphone number – even when your phone is turned off. You cancontinue to make calls from your phone when Call Forwarding isactivated.To Activate Call Forwarding1. Press followed by .