168 ICX (International), issued March/1999 ICX-35-700Chapter 5. Key Telephone Features Section 700 - OperationHardware Requirements• N/AConsiderations• The Handsfree Answerback feature can be used to respond to only voice calls from otherextensions - not tone calls.• Both the called and calling parties must belong to an Extension COS that allows Voice Calling.Last Number RedialCPC-96, CPC-288, and CPC-576 All VersionsDescriptionLast Number Redial allows you to automatically redial the last number dialled by pressing the FL/Rkey.OperationTo automatically redial the last number dialled:Hardware Requirements• N/A3. If your extension is set for tone calling and you want tomake a voice call, enter 1.Or, if your extension is set for voice call and you want tomake a tone call, enter 1.• Dallied number displays• INT LED lights4. Speak when your call is answered.5. Replace the handset or press the ON/OFF key. INT LED goes offAction Result1. Lift the handset or press the ON/OFF key.OR...Press a vacant trunk key or enter a trunk access code(default = 9 [UK/HK], 0 [Taiwan, Malaysia, Indonesia], or81-84).• Outside dial tone• CO XXX displays (where XXX = trunknumber)2. Press the FL/R key. Last number dialled displays3. Complete the call and replace the handset or press the ON/OFF key.Line key LED turns red, then goes off.Action Result