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) ......................................................................................................181.1.1.3 Direct Inward Dialling (DID)/Direct Dialling In (DDI) ....................................................201.1.1.4 Multiple Subscriber Number (MSN) Ringing Service ...................................................231.1.1.5 Calling Line Identification (CLI) Distribution .................................................................261.1.1.6 Intercept Routing .........................................................................................................281.1.1.7 Intercept Routing—No Destination ..............................................................................331.1.2 Internal Call Features .....................................................................................................341.1.2.1 Internal Call Features—SUMMARY ............................................................................341.1.2.2 Internal Call Block ........................................................................................................361.1.3 Incoming Call Indication Features ..................................................................................381.1.3.1 Incoming Call Indication Features—SUMMARY .........................................................381.1.3.2 Ring Tone Pattern Selection ........................................................................................391.1.3.3 Call Waiting .................................................................................................................411.2 Receiving Group Features .............................................................................................431.2.1 Idle Extension Hunting ...................................................................................................431.2.2 Incoming Call Distribution Group Features ....................................................................451.2.2.1 Incoming Call Distribution Group Features—SUMMARY ............................................451.2.2.2 Group Call Distribution ................................................................................................491.2.2.3 Outside Destinations in Incoming Call Distribution Group ...........................................531.2.2.4 Queuing Feature ..........................................................................................................551.2.2.5 VIP Call ........................................................................................................................581.2.2.6 Overflow Feature .........................................................................................................591.2.2.7 Log-in/Log-out .............................................................................................................611.2.2.8 Supervisory Feature ....................................................................................................641.3 Call Forwarding (FWD)/Do Not Disturb (DND) Features ..............................................661.3.1 Call Forwarding (FWD)/Do Not Disturb (DND) ...............................................................661.3.1.1 Call Forwarding (FWD)/Do Not Disturb (DND)—SUMMARY ......................................661.3.1.2 Call Forwarding (FWD) ................................................................................................671.3.1.3 Do Not Disturb (DND) ..................................................................................................711.3.1.4 FWD/DND Button, Group FWD Button ........................................................................731.4 Answering Features ........................................................................................................761.4.1 Answering Features .......................................................................................................761.4.1.1 Answering Features—SUMMARY ...............................................................................761.4.1.2 Line Preference—Incoming .........................................................................................771.4.1.3 Call Pickup ...................................................................................................................781.4.1.4 Hands-free Answerback ..............................................................................................801.5 Making Call Features ......................................................................................................821.5.1 Predialling .......................................................................................................................821.5.2 Automatic Extension Release ........................................................................................831.5.3 Intercom Call ..................................................................................................................841.5.4 Trunk Call Features ........................................................................................................861.5.4.1 Trunk Call Features—SUMMARY ...............................................................................861.5.4.2 Emergency Call ...........................................................................................................871.5.4.3 Account Code Entry .....................................................................................................881.5.4.4 Dial Type Selection ......................................................................................................901.5.4.5 Reverse Circuit ............................................................................................................921.5.4.6 Trunk Busy Out ............................................................................................................931.5.4.7 Pause Insertion ............................................................................................................948 Feature GuideTable of Contents