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3COMIMPACT IQ
®
EXTERNAL ISDN MODEM
USER GUIDE
Part No. 09-0885-001
Published July 1997
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3Com Corporation n 5400 Bayfront Plaza n Santa Clara, California n 95052-8145 3Com Corporation, 1997. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the par
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5-YEAR ® LIMITED WARRANTY The warranty for the 3ComImpact™ IQ External ISDN Modem is as stated in the Limited Warranty statement found at the back of this User Guide with the exception that the 3ComImpact IQ External ISDN modem has a 5-year limited warranty on the hardware in lieu of the standard 1-year warranty. The software for the 3ComImpact IQ External ISDN Modem has a 90-day warranty as further specified in the Limited Warranty statement. To ensure the very best 3Com servic
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CONTENTS ABOUT THIS GUIDE Introduction 1 How to Use This Guide 1 Conventions 2 1 INTRODUCTION 3C882 ISDN Modem Features 1-2 3C882 ISDN Modem Package Contents 1-4 Before You Install the 3C882 ISDN Modem 1-5 IBM PC or Compatible Requirements 1-6 Apple Macintosh Requirements 1-6 ISDN Information 1-7 2 INSTALLING THE 3C882 ISDN MODEM Familiarizing Yourself with the 3C882 ISDN Modem 2-2 Installing a Serial Cable 2-3 Installi
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Configure Dial-Up Networking 3-23 Dial Up Networking for Windows 95 3-23 To configure Dial-Up Networking manually: 3-23 Running the Internet Set-Up Wizard 3-24 Dial-up Networking for Windows NT 4.0 3-26 Setup for 230Kbps 3-30 Setting up 230K for Windows NT 3.5.1 3-30 Setting up 230K for Windows 95 and Windows NT 4.0 3-31 4 CONFIGURATION FOR AN APPLE MACINTOSH COMPUTER Configuring the 3C882 ISDN Modem for a Macintosh Computer 4-1 I
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7 PLACING AND RECEIVING CALLS Placing ISDN Data Calls 7-1 Placing Calls Automatically 7-2 Placing Calls Manually 7-2 Placing Multilink PPP Calls 7-3 Placing a TollMizer Call 7-4 Receiving ISDN Data Calls 7-5 Placing Voice Calls Using an Analog Phone Port 7-6 Receiving Voice Calls Using an Analog Phone Port 7-6 ISDN Call Logging 7-7 TROUBLESHOOTING Checking the Basics 8-2 Monitoring LEDs 8-2 Monitoring the TEST LED 8-2 Monitoring
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B AT COMMANDS, S REGISTERS, AND RESULT CODES AT Command Set B-1 S Registers B-4 Result Codes B-9 C SPECIFICATIONS 3C882 ISDN Modem Specifications C-1 RS-232 COM Port Pin Specifications C-2 PC Serial Cable Pin Specifications C-3 Macintosh Serial Cable Pin Specifications C-3 D CONFIGURATION USING DOS Configuration Using DOS D-1 GLOSSARY INDEX LIMITED WARRANTY 3COM END USER SOFTWARE LICENSE AGREEMENT FCC CLASS B CERTIF
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FIGURES 1-1 Network Access with the 3C882 ISDN Modem 1-1 1-2 ISDN Information Sheet 1-7 2-1 Installation Steps for the 3C882 ISDN Modem 2-1 2-2 Front Panel LED Indicators 2-2 2-3 Back Panel Connectors 2-2 2-4 Computer to 3C882 ISDN Modem COM Port Connection 2-4 2-5 ISDN Cable Connection 2-5 2-6 Analog Equipment Connection 2-6 2-7 Power Cable Connection 2-7 3-1 Main Configuration Steps for a PC 3-1
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3-21 Phonebook Entry Screen 3-28 3-22 Server Type Screen 3-28 4-1 3C882 Configuration Steps for a Macintosh 4-1 4-2 Installation Message Box 4-2 4-3 Successful Installation Message Box 4-3 4-4 3ComImpact IQ Program Icon 4-3 4-5 Select Modem Port Screen 4-4 4-6 SPID Wizard Start Screen 4-4 4-7 First Telephone Number Screen for Macintosh 4-5 4-8 Second Telephone Screen for Macintosh 4-6 4-9 Configuration Dialog Box for Macintosh
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TABLES 1 Text Conventions 2 2 Notice Icons 2 2-1 Front Panel LED Indicator Definitions 2-2 5-1 Changing Default Settings 5-5 6-1 How to Use Call Waiting 6-2 6-2 How to Use Call Conference 6-3 6-3 How to Use Call Transfer 6-4 8-1 Symptoms, Causes, and Solutions 8-4 8-2 Microkey Error Codes and Their Meaning 8-8 A-1 Supporting Supplementary Voice Features A-4 A-2 Line Configuration for AT&T 5ESS NI1 A-5 A-3 Line Configuration for AT&T 5ESS Custom A-6 A-
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ABOUT THIS GUIDE Introduction This guide describes how to install, operate, and troubleshoot the 3ComImpact IQ External ISDN Modem, referred to throughout this guide as the 3C882 ISDN modem. Be sure to read the README.TXT or readme files on the applicable software utility diskette for the latest product information. How to Use This Guide The following table shows where to find specific information in this guide. If you are looking for: Turn to: General information Chapter 1 Instructions fo
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2 ABOUT THIS GUIDE Conventions Table 1 and Table 2 list text and icon conventions that are used throughout this guide. Table 1 Text Conventions Convention Description Text represented as This typeface is used to represent displays that appear on screen display your terminal screen, for example: NetLogin: Text represented as This typeface is used to represent commands that you commands enter, for example: SETDefault !0 -IP NETaddr = 0.0.0.0 Keys When specific keys are referred to in the text
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1 INTRODUCTION The 3ComImpact IQ External ISDN Modem (referred to as the 3C882 ISDN modem throughout this guide) is an external, stand-alone Integrated Services Digital Network (ISDN) Basic Rate ISDN modem for connection with digital telephone services from local telephone companies in North America. One model (3C882) supports both IBM or IBM-compatible PCs and Apple Macintosh computers. The 3C882 ISDN modem is designed for users who require high-speed access to the Internet, in
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1-2 CHAPTER 1: INTRODUCTION the highest reliability and error-free performance possible. With hi/fn compression and a high-speed serial port, the 3C882 ISDN modem allows you to reach transmission speeds of up to 230.4 Kbps. ISDN technology reduces call setup times by more than 50% compared to V. fast/V.34 analog modem setup times; connection is established in 3 seconds. Setting up the 3C882 ISDN modem takes only 15 minutes. Simply connect the cables, load the software, run the SPID Wiza
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3C882 ISDN Modem Features 1-3 High Performance n hi/fn , version 5, compression, for data throughput of up to 230.4 Kbps, which conforms to these IETF RFC’s: The PPP Compression Control Protocol (1962), and PPP LZS Compression Protocol (1974) n An asynchronous RS-232-D data port for connectivity to IBM or compatible PC and Apple Macintosh serial ports at rates of up to 230.4 Kbps n Multilink PPP (RFC 1990), which creates a single digital network connection of up to 128 Kbps n TollMizer,
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1-4 CHAPTER 1: INTRODUCTION Security n Password Authentication Protocol (PAP) and Challenge Handshake Authentication Protocol (CHAP) support on both single-channel and Multilink PPP calls (IETF RFC 1994) Voice Features n Dynamic bandwidth allocation (DBA), which allows you to place or receive a voice call while a Multilink PPP call is active n Two analog voice ports for attaching analog telephone equipment (touch-tone or cordless telephones, fax and answering machines, and analog modems) to
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Before You Install the 3C882 ISDN Modem 1-5 n 3.5-inch installation diskettes for PCs running Windows® 95, Windows NT®, or Windows 3.x n 3.5-inch installation diskette for PCs running DOS n 3.5-inch installation diskette for Macintosh computers n 3ComImpact IQ External ISDN Modem User Guide n 3ComImpact IQ External ISDN Modem Quick Start Instructions n RS232 Serial Port Cable Before You Install the 3C882 ISDN Modem To install and use the 3C882 ISDN modem successfully, you must have the foll
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1-6 CHAPTER 1: INTRODUCTION IBM PC or Compatible Requirements An IBM-compatible PC must have the following: n A 386, 486, or Pentium processor n Microsoft Windows 95, Windows NT, or Windows 3.x, MS-DOS , or IBM PC DOS 3.x or higher n 640 KB of conventional memory n A hard disk drive with 4 MB of free space n A high-density 3.5-inch floppy diskette drive n VGA or compatible video graphics adapter and monitor (color recommended) n An available serial communications port For 230.4 Kbps data
