ADTRAN Express XRT

Appendix A. AT Commands and S-Registers

70 Express XRT User Guide 61202.153L3-1

Contents

Main Express XRT User Guide 128 kbps ISDN Modem Page Page Page Page Page Page Page Page Page Table of Contents Page Page Page Chapter 1 Overview Getting Started EXPRESS XRT OVERVIEW Minimum Requirements Page Page Chapter 2 Installation Verify Switch Settings INSTALLING THE ADTRAN EXPRESS XRT OFF ON Express XRT Software Installation Page Page Page Page Macintosh Installation Basic Telephone Service Supplementary Voice Services Phone Number Allocation Single Phone Number Operation Using the Express Configuration Wizard Page Page Auto-Detect SPIDs/Switch Type (Expert ISDN) Using the Express Configuration Wizard Help Express Configuration Wizard Tray Tool Page Page Express Configuration Tray Tool Menu Installing Windows 95 Dial-Up Networking VT 100 TERMINAL EMULATION VT 100 Configuration VT 100 Terminal Status Buffer Page Chapter 3 Installing an Analog Modem EXTERNAL ANALOG MODEM APPLICATION Connecting an External Analog Modem Installing a New External Analog Modem Configuring an External Analog Modem Controlling an External Analog Modem Page Page Page INTERNAL ANALOG MODEM APPLICATION Page Chapter 4 Application Configuration FACTORY DEFAULT CONFIGURATION Profile Configurations Express Configuration Wizard Starting the Express Configuration Wizard Software Internet and Remote Access Page Page Page Page Page BBS Applications Page Page Chapter 5 Upgrading Software EXPRESS CONFIGURATION WIZARD Page HyperACCESS Page Chapter 6 Troubleshooting TROUBLESHOOTING GUIDELINES Power/Line LED is Off Power/Line LED Flashes and B1 and B2 LEDs are Off Power/Line LED, B1, and B2 LEDs Flash Green Dial-Up Connection Problems Auto-detect Switch/SPIDs Remains at Link Down Express XRT Not Detected External Analog Modem Not Detected Difficulty with 230.4 kbps Operation Dial-Up Networking Difficulty Appendix A AT Commands and S-Registers AT COMMANDS Using an AT Command Using S-Registers Reading an S-Register Reading an S-Register String Changing an S-Register Changing a String S-Register Dialing a Call using the AT Command Processor Command Function Command Function Page S-REGISTER LIST Page Page Page Page Page Page Page Appendix B LEDs LEDs Page Appendix C Status Buffer Messages Page Page Page Page Page Page Page Page Page Appendix D Loop Status Messages Page Page Page Appendix E Connector Pinouts PIN 1 PIN 13 PIN 14 PIN 25 MALE PIN 1 PIN 6 PIN 1 PIN 8 Page Index Page Page Page Page On-Line Services Pre-Sales Inquiries and Application Support Post-Sales Support