Basic Call Features67You can enable or disable call waiting on the phone. If call waiting is enabled, you canreceive another call when there is an active call on the phone. Otherwise, anotherincoming call is automatically rejected by the phone with a busy message when there isan active call on the phone. You can also enable or disable the phone to play a warningtone when receiving another call.To configure call waiting via phone user interface:1. Tap ->Call Features->Call Waiting.2. Mark the On radio box of the Call Waiting field.3. Mark the On radio box of the Play Tone field.4. Tap to accept the change or tap to cancel.If you have an active call, and an incoming call arrives on the phone, the touch screen isshown as below:You can do one of the following:- Tap to answer the incoming call.