With the automatic Call on off-hook feature, you can make a call directly without pressing the Call soft key. You can select the number you want to call on the phone screen and go off-hook to call. To go off-hook use one of the following methods:
Lift the handset
Press a headset device
Press the speaker button
You can use this feature on any phone screen on which the phone displays the Call soft key.
Your phone administrator activates the Call on off-hook feature. If your administrator provides access, you can enable or disable this feature from the phone.