5 Features and Configurations—E ..........................................................91
5.1 E ........................................................................................................................................92
5.1.1 EFA (External Feature Access) ......................................................................................92
5.1.2 Emergency Call ..............................................................................................................93
5.1.3 Executive Busy Override ................................................................................................93
5.1.4 Extension Dial Lock ........................................................................................................94
5.1.5 Extension Feature Clear .................................................................................................95
5.1.6 Extension PIN (Personal Identification Number) ............................................................96
5.1.7 Extension Port Configuration ..........................................................................................97
5.1.8 External Relay ................................................................................................................99
5.1.9 External Sensor ............................................................................................................100
6 Features and Configurations—F ........................................................103
6.1 F ......................................................................................................................................104
6.1.1 Fixed Buttons ...............................................................................................................104
6.1.2 Flash/Recall/Terminate ................................................................................................106
6.1.3 Flexible Buttons ............................................................................................................107
6.1.4 Flexible Numbering/Fixed Numbering ..........................................................................109
6.1.5 Floating Extension ........................................................................................................116
6.1.6 FWD (Call Forwarding) .................................................................................................117
6.1.7 FWD/DND Button, Group FWD Button ........................................................................121
7 Features and Configurations—G ........................................................125
7.1 G .....................................................................................................................................126
7.1.1 GROUP FEATURES ....................................................................................................126
8 Features and Configurations—H ........................................................131
8.1 H ......................................................................................................................................132
8.1.1 Hands-free Answerback ...............................................................................................132
8.1.2 Hands-free Operation ...................................................................................................133
8.1.3 Headset Operation .......................................................................................................133
8.1.4 HOSPITALITY FEATURES ..........................................................................................134
8.1.5 Host PBX Access Code (Access Code to the Telephone Company from a Host
PBX) .............................................................................................................................134
8.1.6 Hot Line ........................................................................................................................136
9 Features and Configurations—I ..........................................................139
9.1 I .......................................................................................................................................140
9.1.1 ICD GROUP FEATURES .............................................................................................140
9.1.2 ICD Group Features—Group Call Distribution .............................................................143
9.1.3 ICD Group Features—Log-in/Log-out ..........................................................................146
9.1.4 ICD Group Features—Outside Destinations ................................................................149
9.1.5 ICD Group Features—Overflow ...................................................................................151
9.1.6 ICD Group Features—Queuing ....................................................................................153
9.1.7 ICD Group Features—Supervisory ..............................................................................155
9.1.8 ICD Group Features—VIP Call ....................................................................................157
9.1.9 Idle Extension Hunting .................................................................................................158
9.1.10 INCOMING CALL FEATURES .....................................................................................160
9.1.11 Intercept Routing ..........................................................................................................163
9.1.12 Intercept Routing—No Destination ...............................................................................167
9.1.13 Intercom Call ................................................................................................................168
9.1.14 Internal Call Block ........................................................................................................169
9.1.15 IP-PT (IP Proprietary Telephone) .................................................................................171
9.1.16 ISDN (INTEGRATED SERVICES DIGITAL NETWORK) FEATURES ........................172
Document Version 2008-11 Feature Manual 9
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