Version 5.8 7 September 2009
SIP User's Manual Contents
8 Auxiliary Configuration Files ......................................................................... 367
8.1 Call Progress Tones File ...................................................................................... 367
8.1.1 Distinctive Ringing................................................................................................. 370
8.2 Prerecorded Tones File ........................................................................................ 372
8.3 Dial Plan File
........................................................................................................ 373
8.4 FXS Coefficient File
.............................................................................................. 374
8.5 User Information File
............................................................................................ 375
9 IP Telephony Capabilities .............................................................................. 377
9.1 Dialing Plan Features ........................................................................................... 377
9.1.1 Dialing Plan Notation for Routing and Manipulation ............................................. 377
9.1.2 Digit Mapping ........................................................................................................ 379
9.1.3 External Dial Plan File ........................................................................................... 380
9.1.4 Dial Plan Prefix Tags for IP-to-Tel Routing ........................................................... 382
9.2 Stand-Alone Survivability (SAS) Feature ............................................................. 384
9.2.1 Configuring SAS .................................................................................................... 385
9.2.2 Configuring Emergency Calls ............................................................................... 386
9.3 Configuring DTMF Transport Types ..................................................................... 387
9.4 Emergency
Phone Number Services ................................................................... 388
9.4.1 Enhanced 911 Support ......................................................................................... 388
9.4.1.1 FXO Device Interworking SIP E911 Calls from Service Provider's IP
Network to PSAP DID Lines ................................................................................. 389
9.4.1.2 FXS Device Emulating PSAP using DID Loop-Start Lines ................... 393
9.5 Fax and Modem Capabilities ................................................................................ 396
9.5.1 Fax/Modem Operating Modes .............................................................................. 396
9.5.2 Fax/Modem Transport Modes ............................................................................... 396
9.5.2.1 T.38 Fax Relay Mode ............................................................................ 397
9.5.2.2 Fax/Modem Bypass Mode ..................................................................... 398
9.5.2.3 Fax / Modem NSE Mode ....................................................................... 399
9.5.2.4 Fax / Modem Transparent Mode ........................................................... 400
9.5.2.5 Fax / Modem Transparent with Events Mode ........................................ 401
9.5.2.6 G.711 Fax / Modem Transport Mode .................................................... 401
9.5.2.7 Fax Fallback .......................................................................................... 402
9.5.3 V.34 Fax Support .................................................................................................. 402
9.5.3.1 Using Bypass Mechanism for V.34 Fax Transmission .......................... 402
9.5.3.2 Using Relay mode for both T.30 and V.34 faxes ................................... 403
9.5.4 V.152 Support ....................................................................................................... 403
9.6 FXO Operating Modes ......................................................................................... 404
9.6.1 FXO Operations for IP-to-Tel Calls ....................................................................... 404
9.6.1.1 One-Stage Dialing ................................................................................. 405
9.6.1.2 Two-Stage Dialing ................................................................................. 406
9.6.1.3 DID Wink ................................................................................................ 407
9.6.2 FXO Operations for Tel-to-IP Calls ....................................................................... 408
9.6.2.1 Automatic Dialing ................................................................................... 408
9.6.2.2 Collecting Digits Mode ........................................................................... 409
9.6.2.3 FXO Supplementary Services ............................................................... 409
9.6.3 Call Termination on FXO Devices ......................................................................... 410
9.6.3.1 Calls Termination by PBX ...................................................................... 410
9.6.3.2 Call Termination before Call Establishment .......................................... 411
9.6.3.3 Ring Detection Timeout ......................................................................... 411
9.7 Event Notification using X-Detect Header ............................................................ 412
9.8 RTP Multiplexing (ThroughPacket)
...................................................................... 414
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