Table of Contents1 Call Handling Features ..........................................................................131.1 Incoming Call Features ...................................................................................................141.1.1 Incoming Trunk Call Features ........................................................................................141.1.1.1 Incoming Trunk Call Features—SUMMARY ...............................................................141.1.1.2 Direct In Line (DIL) ......................................................................................................171.1.1.3 Direct Inward Dialling (DID)/Direct Dialling In (DDI) ....................................................191.1.1.4 Multiple Subscriber Number (MSN) Ringing Service ...................................................221.1.1.5 Calling Line Identification (CLI) Distribution .................................................................251.1.1.6 Intercept Routing .........................................................................................................271.1.1.7 Intercept Routing—No Destination ..............................................................................301.1.2 Internal Call Features .....................................................................................................311.1.2.1 Internal Call Features—SUMMARY ............................................................................311.1.2.2 Internal Call Block ........................................................................................................321.1.3 Incoming Call Indication Features ..................................................................................341.1.3.1 Incoming Call Indication Features—SUMMARY .........................................................341.1.3.2 Ring Tone Pattern Selection ........................................................................................351.1.3.3 Call Waiting .................................................................................................................371.2 Receiving Group Features .............................................................................................391.2.1 Idle Extension Hunting ...................................................................................................391.2.2 Incoming Call Distribution Group Features ....................................................................411.2.2.1 Incoming Call Distribution Group Features—SUMMARY ............................................411.2.2.2 Group Call Distribution ................................................................................................451.2.2.3 Outside Destinations in Incoming Call Distribution Group ...........................................481.2.2.4 Queuing Feature ..........................................................................................................501.2.2.5 VIP Call ........................................................................................................................531.2.2.6 Overflow Feature .........................................................................................................541.2.2.7 Log-in/Log-out .............................................................................................................561.2.2.8 Supervisory Feature ....................................................................................................591.3 Call Forwarding (FWD)/Do Not Disturb (DND) Features ..............................................611.3.1 Call Forwarding (FWD)/Do Not Disturb (DND) ...............................................................611.3.1.1 Call Forwarding (FWD)/Do Not Disturb (DND)—SUMMARY ......................................611.3.1.2 Call Forwarding (FWD) ................................................................................................621.3.1.3 Do Not Disturb (DND) ..................................................................................................661.3.1.4 FWD/DND Button, Group FWD Button ........................................................................671.4 Answering Features ........................................................................................................691.4.1 Answering Features .......................................................................................................691.4.1.1 Answering Features—SUMMARY ...............................................................................691.4.1.2 Line Preference—Incoming .........................................................................................701.4.1.3 Call Pickup ...................................................................................................................711.4.1.4 Hands-free Answerback ..............................................................................................731.5 Making Call Features ......................................................................................................741.5.1 Predialling .......................................................................................................................741.5.2 Automatic Extension Release ........................................................................................751.5.3 Intercom Call ..................................................................................................................761.5.4 Trunk Call Features ........................................................................................................781.5.4.1 Trunk Call Features—SUMMARY ...............................................................................781.5.4.2 Emergency Call ...........................................................................................................791.5.4.3 Account Code Entry .....................................................................................................801.5.4.4 Dial Type Selection ......................................................................................................811.5.4.5 Reverse Circuit ............................................................................................................821.5.4.6 Trunk Busy Out ............................................................................................................831.5.4.7 Pause Insertion ............................................................................................................848 Feature GuideTable of Contents