Ericsson Media Gateway for Mobile
Networks, M-MGw R4
FEATURE DESCRIPTION

Contents
1Introduction............................................................................................ 4
1.1Revision History....................................................................................... 4
1.2Purpose ................................................................................................... 4
1.3References .............................................................................................. 4
2New and Enhanced Basic Features ..................................................... 5
2.1FAJ 122 986/4 Element Management ..................................................... 5
2.2FAJ 122 992/3 Gateway Control Protocol (GCP) .................................. 12
2.3FAJ 122 993/3 Media Stream Function ................................................. 14
2.4FAJ 121 382/2 ATM Transport .............................................................. 20
2.5FAJ 121 0109/1 Virtual Media Gateway ................................................ 22
2.6FAJ 121 0096/1 O&M Access Control ................................................... 24
2.7FAJ 121 379/2 TTC Interfaces............................................................... 27
2.8FAJ 121 380/2 ETSI Interfaces.............................................................. 29
2.9FAJ 121 381/2 ANSI interfaces ............................................................. 31
2.10FAJ 122 991/3 SS7 Signaling Gateway and Signaling Transfer Point .. 33
2.11FAJ 121 0140/1 Multi-Function Device.................................................. 35
2.12FAJ 121 0042/1 Audit Trail .................................................................... 37
3Unchanged Basic Features................................................................. 38
3.1FAJ 122 985/2 ATM switch.................................................................... 38
3.2FAJ 122 069/2 Datacom Base............................................................... 40
3.3FAJ 121 389/1 SS7 Signaling over TDM ............................................... 47
3.4FAJ 121 390/1 SS7 Signaling over ATM ............................................... 49
3.5FAJ 121 383/1 TDM Transport .............................................................. 51
4New and Enhanced Optional Features .............................................. 52
4.1FAJ 121 551/1 Compressed Speech on Nb Interface ........................... 52
4.2FAJ 121 939/1 Tandem Free Operation (TFO) ..................................... 55
4.3FAJ 121 400/1 Measurement Based Admission Control ....................... 57
4.4FAJ 122 990/3 Lawful Interception ........................................................ 58
4.5FAJ 121 378/2 IP Transport................................................................... 60
4.6FAJ 121 391/3 SS7 Signaling over IP ................................................... 62
4.7FAJ 121 384/2 UMTS Iu Interface ......................................................... 64
4.8FAP 131 218/2 Voice Quality Enhancement (VQE) .............................. 66
4.9FAJ 121 950/2 Fax Service ................................................................... 70
4.10FAJ 121 0092/1 Node Command Line Interface ................................... 72
4.11FAJ 121 951/1 Capacity Extension for GMP V2.0/2.1 Base
Configurations........................................................................................ 74
4.12FAJ 121 0091/1 Associated Signaling Mode in Signaling Gateway ...... 76
4.13FAJ 121 0045/1 TDM Cross-Connection............................................... 78
4.14FAJ 121 0043/1 A-law/µ-law Conversion............................................... 79
4.15FAJ 121 959/2 Nb- and Mc-Interface over Satellite Links ..................... 81
5Unchanged Optional Features............................................................ 83
5.1FAJ 121 385/1 GSM A-interface............................................................ 83
5.2FAJ 121 386/1 GSM High Speed Datacom Service .............................. 84
5.3FAJ 121 392/1 SCCP Accounting.......................................................... 89
5.4FAJ 121 393/1 SCCP Policing............................................................... 90
5.5FAJ 121 394/1 SCCP Relay .................................................................. 91
5.6FAJ 121 388/1 Global Text Telephony (GTT)........................................ 92