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iii
Contents
Chapter 1 - Introduction and Description
Introduction................................................................................................................................................. 6
Product Description .................................................................................................................................... 6
Universal Serial Bus (USB)......................................................................................................................... 6
Manual Organization ................................................................................................................................... 7
Features ..................................................................................................................................................... 8
Technical Specifications ............................................................................................................................. 9
Chapter 2 - Hardware Installation
Introduction................................................................................................................................................11
Unpacking Your MTA128ST-USB ................................................................................................................11
Safety Warning Telecom/ISDN-ST..............................................................................................................11
Assembling the MTA128ST-USB................................................................................................................12
Connecting the MTA128ST-USB to Your System .......................................................................................12
Connecting to Your Computer ..............................................................................................................13
Connecting to Power............................................................................................................................13
Connecting to Your ISDN Network Terminator ......................................................................................13
Connecting to Analog Equipment ........................................................................................................13
LED Indicators ...........................................................................................................................................14
References ................................................................................................................................................15
Chapter 3 - Software Installation and Configuration
Introduction................................................................................................................................................17
Installing in Windows 2000 ..................................................................................................................17
Changing the Modem Descriptor (Windows 2000) ...............................................................................20
Installing in Windows 98 ......................................................................................................................22
Changing the Modem Descriptor (Windows 98) ...................................................................................25
Installing in Windows 95 ......................................................................................................................28
Removing Your Old Device from Windows 2000 and Windows 98/95 ...................................................28
Configuration..............................................................................................................................................29
Network Configuration .........................................................................................................................29
Call Control Configuration ....................................................................................................................30
ISDN MTA128ST-USB Configuration Utility ................................................................................................32
Windows 2000 Dial-Up Networking.............................................................................................................33
Windows 98/95 Dial-Up Networking ...........................................................................................................37
AT Commands ...........................................................................................................................................39
Using AT Commands to Configure the MTA128ST-USB.......................................................................39
Chapter 4 - AT Commands, S-Registers
and Result Codes
Introduction................................................................................................................................................41
Entering AT Commands .............................................................................................................................41
AT Commands by Function .................................................................................................................42
Data Call Commands ..........................................................................................................................54
S-Registers................................................................................................................................................56
S-Register Summary ...........................................................................................................................56
Result Codes .............................................................................................................................................71
Using AT Commands to Operate the MTA128ST-USB ...............................................................................72
Modes of Operation .............................................................................................................................72
Making a Call.............................................................................................................................................72
Dialing .................................................................................................................................................72