12 Feature Guide
1.14.1 Conference Features...................................................................................................... 184
1.14.1.1 Conference Features—SUMMARY ............................................................................................................... 184
1.14.1.2 Conference .................................................................................................................................................... 185
1.14.1.3 Privacy Release............................................................................................................................................. 187
1.15 Paging Features ...........................................................................................................188
1.15.1 Paging ............................................................................................................................188
1.16 Broadcasting Features ................................................................................................191
1.16.1 Broadcasting ..................................................................................................................191
1.17 Optional Device Features ............................................................................................194
1.17.1 Doorphone Call ..............................................................................................................194
1.17.2 Door Open......................................................................................................................196
1.17.3 Trunk Answer From Any Station (TAFAS).......................................................................197
1.17.4 Background Music (BGM) ..............................................................................................198
1.17.5 Outgoing Message (OGM) .............................................................................................200
1.17.6 Direct Inward System Access (DISA).............................................................................203
1.17.7 Automatic Fax Transfer...................................................................................................213
1.17.8 Built-in Simplified Voice Message (SVM) .......................................................................215
1.17.9 External Sensor .............................................................................................................221
1.17.10 External Relay Control ...................................................................................................223
1.18 Caller ID Features.........................................................................................................225
1.18.1 Caller ID ......................................................................................................................... 225
1.18.2 Incoming Call Log ..........................................................................................................230
1.19 Message Features........................................................................................................233
1.19.1 Message Waiting............................................................................................................233
1.19.2 Absent Message ............................................................................................................236
1.20 Proprietary Telephone (PT) Features .........................................................................238
1.20.1 Fixed Buttons .................................................................................................................238
1.20.2 Flexible Buttons..............................................................................................................241
1.20.3 LED Indication................................................................................................................244
1.20.4 Display Information.........................................................................................................247
1.21 Integrated Services Digital Network (ISDN) Service Features .................................249
1.21.1 Integrated Services Digital Network (ISDN) ...................................................................249
1.21.1.1 Integrated Services Digital Network (ISDN)—SUMMARY............................................................................. 249
1.21.1.2 Calling/Connected Line Identification Presentation (CLIP/COLP)................................................................. 254
1.21.1.3 Advice of Charge (AOC)................................................................................................................................ 257
1.21.1.4 Call Forwarding (CF)—by ISDN (P-MP)........................................................................................................ 258
1.21.1.5 Call Forwarding (CF)—by ISDN (P-P)........................................................................................................... 260
1.21.1.6 Call Hold (HOLD)—by ISDN.......................................................................................................................... 262
1.21.1.7 Call Transfer (CT)—by ISDN ......................................................................................................................... 263
1.21.1.8 Three-party Conference (3PTY)—by ISDN ................................................................................................... 264
1.21.1.9 Malicious Call Identification (MCID)............................................................................................................... 265
1.21.1.10 Completion of Calls to Busy Subscriber (CCBS)........................................................................................... 266
1.21.1.11 ISDN Extension ............................................................................................................................................. 267
1.21.1.12 ISDN Service Access by Keypad Protocol .................................................................................................... 269
1.22 E1 Line Service Features.............................................................................................270
1.22.1 E1 Line Service .............................................................................................................270
1.23 T1 Line Service Features.............................................................................................272
1.23.1 T1 Line Service .............................................................................................................272
1.24 Voice Mail Features......................................................................................................274
1.24.1 Voice Mail (VM) Group ...................................................................................................274
1.24.2 Voice Mail DTMF Integration ..........................................................................................277
1.24.3 Voice Mail DPT (Digital) Integration ...............................................................................284
1.25 Portable Station (PS) Features ...................................................................................291