Terms you should know44FastbusyA signal given when all outgoing lines are busy.Feature displayAn area that shows status information about the feature in use. Italso displays the name and status of the active session.Fixed keyAny of the hard-labeled keys on your telephone.Goodbye keyA fixed key used to end an active call.HandsfreeA method of conversing with the party on the other end of the linewithout lifting your handset.Headset keyA fixed key used to answer a call using the headset.Hold keyA fixed key used to place an active call on hold.Information displayAny display of call activity, lists, prompts, and status of calls.Information lineA 1-line by 24-character area that displays date and time orapplication information.Interrupted dial toneA broken or pulsed dial tone you hear when you access somefeatures on your telephone.