Multi-Tech Systems MTA128NT Manuale Utente

Chapter 1:  Introduction and Description ..................................................................................................................... 4
Welcome to the world of ISDN communications. .............................................................................................................. 4
Product Description .......................................................................................................................................................... 4
Features ........................................................................................................................................................................... 5
LED Indicators .................................................................................................................................................................. 8
Technical Specifications .................................................................................................................................................... 10
Chapter 2: Hardware Installation ................................................................................................................................... 11
Safety Warnings ............................................................................................................................................................... 11
Connecting your TA .......................................................................................................................................................... 11
Chapter 3: Configuration Utilities .................................................................................................................................. 13
Introduction ....................................................................................................................................................................... 13
Before You  Start ................................................................................................................................................................ 13
Configuring your TA .......................................................................................................................................................... 17
Chapter 4: AT Commands, S-Registers, and Result Codes ......................................................................................... 26
MTA128ST/NT Commands and S-Registers .................................................................................................................... 26
S-Registers ....................................................................................................................................................................... 29
Chapter 5: Troubleshooting ........................................................................................................................................... 34
Troubleshooting the TA ..................................................................................................................................................... 34
Chapter 6: Point-to-Point Communications: PPP/MLPPP ........................................................................................... 41

Chapter 7: Warranty, Service, and Tech Support .......................................................................................................... 44
Multi-Tech Systems, Inc. Warranty & Repairs Policies ...................................................................................................... 44
Online Warranty Registration ............................................................................................................................................ 45
Service ............................................................................................................................................................................. 45
Replacement Parts ........................................................................................................................................................... 46
Technical Support ............................................................................................................................................................. 47
Appendix A:Configuration Profiles ............................................................................................................................... 48
Quick Setup Factory Profiles ............................................................................................................................................ 48
Quick Setup Example ....................................................................................................................................................... 48
Appendix B: Ordering Your ISDN Line .......................................................................................................................... 49
Loop Qualification ............................................................................................................................................................. 49
Bearer Service .................................................................................................................................................................. 50
Using ISDN Ordering Codes (IOCs) ................................................................................................................................. 50
Ordering ISDN Without IOCs ............................................................................................................................................ 52
Appendix C: FCC and Canadian Regulation ................................................................................................................ 56
FCC .................................................................................................................................................................................. 56
Canadian Limitations Notice ............................................................................................................................................. 57
Appendix D: Configuration Methods ............................................................................................................................ 58
Firmware-based Configuration Utility ................................................................................................................................ 58
Configuration via AT Commands ...................................................................................................................................... 58
Glossary .......................................................................................................................................................................... 59