TD 92326GB
2009-03-10 / Ver. E
Installation and Operation Manual
VoIP Gateway
17.4.1 Create a Gateway Object to handle External Calls ................................ 123
17.4.2 Activate the PBX Application in the VoIP Gateway ................................ 123
17.4.3 Set a Password for the PBX Application ................................................ 124
17.4.4 Configure the PRI (ISDN) Interface ........................................................ 124
17.4.5 Add Users ............................................................................................ 125
17.4.6 Configure Routes ................................................................................. 126
18 Other Configuration Examples ........................................................................ 127
18.1 Redundant System ....................................................................................... 127
18.1.1 Redundancy Test .................................................................................. 128
18.2 Multiple VoIP Gateway Installation ............................................................... 128
18.2.1 Load Balancing .................................................................................... 129
18.3 Operate Several PBX Applications in Combination ........................................ 130
19 Considerations on the Configuration of the Gatekeeper Interfaces............. 132
19.1 Understanding the VoIP Gateway's Gatekeeper ............................................ 133
19.1.1 Gatekeeper Discovery .......................................................................... 135
19.1.2 The Gatekeeper Identifier (ID) .............................................................. 135
19.1.3 H.323 Interop Tweaks .......................................................................... 136
19.1.4 Setting up a Gatekeeper on another VoIP Gateway .............................. 137
19.1.5 Voice Transmission ............................................................................... 137
19.2 Registering the VoIP Gateway with another Gatekeeper ............................... 140
19.3 Routing via the ENUM protocol .................................................................... 141
20 Different Usage of the VoIP Gateway ............................................................. 142
20.1 Dealing with the various ISDN address types ................................................ 142
21 Considerations on the Configuration of Call Routing.................................... 144
21.1 Routes ......................................................................................................... 144
21.2 Maps ........................................................................................................... 145
21.3 Manipulation of a Calling Number (CLI) ....................................................... 146
21.4 Automatic Correction of all Calling Numbers ................................................ 146
21.5 Selective Routes Depending on the Calling Number ..................................... 147
21.6 Change the Calling Party Number for Specific Routes ................................... 147
21.7 Define Call Number Replacements ............................................................... 148
21.8 Configuration of Multiple Routes for a Dial Prefix ......................................... 148
21.9 Call Forwarding ........................................................................................... 148
21.10 Reject calls ................................................................................................. 149
21.11 QSIG Interworking ..................................................................................... 149
21.12 Enforce en-bloc dialling .............................................................................. 150
21.13 Routes from and to Fax Machines .............................................................. 150
21.14 Suppress Echo Compensation .................................................................... 150
21.15 Resources Management ............................................................................. 150
22 Definition of Operating Parameters ................................................................ 151