AudioCodes Mediant 800B User Manual page 8

21.5.2 QSIG Tunneling .....................................................................................................330
21.6 ISDN Non-Facility Associated Signaling (NFAS) ................................................. 331
21.6.1 NFAS Interface ID ..................................................................................................332
21.6.2 Working with DMS-100 Switches ..........................................................................333
21.6.3 Creating an NFAS-Related Trunk Configuration ...................................................333
21.6.4 Performing Manual D-Channel Switchover in NFAS Group ..................................334
21.7 ISDN Overlap Dialing ........................................................................................... 334
21.7.1 Collecting ISDN Digits and Sending Complete Number in SIP .............................335
21.7.2 Interworking ISDN Overlap Dialing with SIP According to RFC 3578 ...................335
21.8 Redirect Number and Calling Name (Display) ..................................................... 336
22 Trunk Group .................................................................................................... 337
22.1 Configuring Trunk Group Table ............................................................................ 337
22.2 Configuring Hunt Group Settings ......................................................................... 339
23 Manipulation .................................................................................................... 345
23.1 Configuring General Settings ............................................................................... 345
23.2 Configuring Source/Destination Number Manipulation Rules .............................. 345
23.3 Manipulating Number Prefix ................................................................................. 351
23.4 SIP Calling Name Manipulations .......................................................................... 352
23.5 Configuring Redirect Number IP to Tel ................................................................ 355
23.6 Manipulating Redirected and Diverted Numbers for Call Diversion ..................... 359
23.7 Mapping NPI/TON to SIP Phone-Context ............................................................ 360
23.8 Configuring Release Cause Mapping .................................................................. 361
23.8.1 Fixed Mapping of SIP Response to ISDN Release Reason ..................................363
23.8.2 Fixed Mapping of ISDN Release Reason to SIP Response ..................................364
23.8.3 Reason Header ......................................................................................................367
23.8.4 Mapping PSTN Release Cause to SIP Response ................................................367
23.9 Numbering Plans and Type of Number ................................................................ 368
24 Routing ............................................................................................................. 369
24.1 Configuring General Routing Parameters ............................................................ 369
24.2 Configuring Outbound IP Routing Table .............................................................. 369
24.3 Configuring Inbound IP Routing Table ................................................................. 378
24.4 IP Destinations Connectivity Feature ................................................................... 382
24.5 Alternative Routing for Tel-to-IP Calls .................................................................. 383
24.5.1 Alternative Routing Based on IP Connectivity .......................................................383
24.5.2 Alternative Routing Based on SIP Responses ......................................................385
24.5.3 Alternative Routing upon SIP 3xx with Multiple Contacts ......................................387
24.5.4 PSTN Fallback .......................................................................................................388
24.6 Alternative Routing for IP-to-Tel Calls .................................................................. 388
24.6.1 Alternative Routing to Trunk upon Q.931 Call Release Cause Code ...................388
24.6.2 Alternative Routing to an IP Destination upon a Busy Trunk ................................390
24.6.3 Alternative Routing upon ISDN Disconnect ...........................................................391
25 Configuring DTMF and Dialing ....................................................................... 393
25.1 Dialing Plan Features ........................................................................................... 394
25.1.1 Digit Mapping .........................................................................................................394
25.1.2 External Dial Plan File ...........................................................................................395
26 Configuring Supplementary Services ........................................................... 397
26.1 Call Hold and Retrieve ......................................................................................... 398
User's Manual
Mediant 800B Gateway and E-SBC
8 Document #: LTRT-10278