Familiarizing Yourself with the 3C882 ISDN Modem | 2-2 |
Familiarizing Yourself with the 3C882 ISDN Modem
You should familiarize yourself with the components of the front panel and back panel of the 3C882 ISDN modem prior to installation.
The LED status display, shown in Figure 2-2, consists of eight front panel LEDs that are described in Table 2-1.
PWR TEST D B1 B2 SD RD DTR
3ComImpactTM IQ
Figure 2-2 Front Panel LED Indicators
Figure 2-3 shows the back panel.
9 VDC | | | | | |
.6A MAX | RESET | 1 | 2 | RS-232 | ISDN U |
| |
Figure 2-3 Back Panel Connectors
3COMIMPACT IQ External Isdn Modem User Guide
3Com Corporation 5400 Bayfront Plaza Santa Clara, California
Year Limited Warranty
Contents
Configuring Multilink PPP
Placing Isdn Data Calls
AT&T 5ESS Custom Switch A-4
Registers
World Wide Web Site
Support from 3Com E-4 Returning Products for Repair E-4
Figures
Main 3C882 Configuration Steps for a Macintosh
Tables
Pin Descriptions
About this Guide
How to Use This Guide
Advanced configuration Chapter
Introduction
Conventions
Network Access with the 3C882 Isdn Modem
Introduction
Easy Installation and Use
3C882 Isdn Modem Features
3C882 Isdn modem provides the following features
Isdn Standards and Interface
High Performance
Protocols
Ansi V.120 rate adaption
Warranty
Voice Features
Diagnostics
Security
3C882 Isdn Modem Package Contents
Before You Install the 3C882 Isdn Modem
IBM PC or Compatible Requirements
Apple Macintosh Requirements
Isdn Information Sheet
Isdn Switch Type
Isdn Information
3ComImpact IQ Isdn Modem
Before You Install the 3C882 Isdn Modem
Installing the 3C882
Main hardware installation steps are depicted
Front Panel LED Indicators
Familiarizing Yourself with the 3C882 Isdn Modem
Color Description
Front Panel LED Indicator Definitions
As power is supplied to the unit
Green
Installing a Serial Cable
You will need the following type of serial cable
Installing the Isdn Cable
Installing Analog Equipment
Analog Equipment Connection
Installing Analog Equipment
Installing the Power Cable
Power Cable Connection
Configuring the 3C882 Isdn Modem for a PC
Configuration for AN
IBM-COMPATIBLE PC
Main steps are shown in Figure
To install the 3C882 Isdn modem software
Installing the 3C882 Software
Click OK
Double-click the 3ComImpact IQ 3.0 icon shown in Figure
Running Spid Wizard
You will see a start message, as shown in Figure
First Telephone Number Dialog Box for PC
Second Telephone Number Dialog Box for PC
Click Finish
Configuration dialog box buttons do the following
Configuring the 3C882 Isdn Modem for a PC
Configuring Multilink PPP
Appears Click Finish
Configuring the B Channel Rate
Configuring Voice Call Routing
Configuring the 3C882 Isdn Modem for a PC
Verifying the Configuration
11 Configuration for One Telephone Number & Two Devices
Configuring the 3C882 Isdn Modem for a PC
Setup Using Windows
12 New Hardware Dialog Box
13 Install From Disk Dialog Box
15 Install New Modems Dialog Box
16 Modem Manufacturers and Models Dialog Box
Setup Using Windows NT RAS
17 Network Settings Dialog Box
18 Remote Access Setup Dialog Box
Remote Access Setup dialog box appears
Configure Port dialog box appears
Configuration for AN Apple Macintosh Computer
Configuring the 3C882 Isdn Modem for a Macintosh Computer
Message box appears
Click Continue. -3 appears
Click OK This completes the software installation procedure
Click Continue. -4 appears
3ComImpact IQ Program Icon
Select Modem Port Screen
Spid Wizard Start Screen
10 First Telephone Number Screen for Macintosh
11 Second Telephone Screen for Macintosh
12 Successful Configuration Screen
Quit. Click Quit to leave the Configuration dialog box
Configuring the 3C882 Isdn Modem for a Macintosh Computer
15 Configuration for One Telephone Number per Device
Verifying the Configuration
Configuring the 3C882 Isdn Modem for a Macintosh Computer
Advanced Configuration
Advanced Configuration Parameter Default Values
DBA
Auto Answer
Baud Rate
Changing The Parameter Settings
Send the command AT $B 230400 to the 3C882 Isdn modem
Type
Auto Answer Disabled
Autobaud Enabled
Answer
Calls
Placing and Receiving
Placing Isdn Data Calls
Placing Calls Automatically
Placing Calls Manually
Placing Multilink PPP Calls
Placing a 56K TollSaver Call
An example is as follows ATD 1 908 555 1212 & 1 908 555
An example is as follows Atdd 1 908 555
When the 3C882 Isdn modem receives a voice call,
Receiving Isdn Data Calls
Channels flash and then remain lit
Placing Voice Calls Using an Analog Phone Port
Receiving Voice Calls Using an Analog Phone Port
Troubleshooting
Checking the Basics
Monitoring the Test LED
Monitoring LEDs
Monitoring the D Channel LED
Evaluating Symptoms and Solutions
Monitoring the B Channel LEDs
Cannot be sent Upon power up Previous firmware
Symptom Possible Cause Solution
LED remains lit Properly configured You receive a
Do not remain Or application software or
Downloading Firmware to Your 3C882 Isdn Modem
Using On-Line Help
Finding More Information Contacting Technical Support
Following on-line help is available
Placing the Isdn Order Through Your Telephone Company
Ordering Isdn Service
Placing the Isdn Order Through 3Com
Give the representative the 3C882 Isdn modem Isdn code
Table A-1 Isdn Order Codes
Number of Telephone Numbers Package K Package U
Telephone company with the information provided
Switch
Circuit-switched Data
Table A-2
Switch
Provided in Table A-4
To order Isdn service for the Northern Telecom DMS
Switch, supply the telephone company with the information
Dynamic
Ewsd
Key System Ekts Flexible Call Offering FCO Yes †
AT Commands REGISTERS, and Result Codes
AT Command Set
\Q0 disables flow control
Host computer default
Answer mode only
Hardware flow control default
+++ Enter command state
Settings AT \S
Reset AT Z
\T0 disables inactivity timer default
Registers
Registers except S0 are the 3Com extended registers
Isdn
Default S65 Isdn Caller ID for Voice Calls for Phone Port
S75 Connection Delay
Result Codes
Table B-3 lists the 3C882 Isdn modem result codes
Specifications
3C882 Isdn Modem Specifications
RS-232 COM Port Pin Specifications
Clear to Send CTS From Isdn modem
Macintosh Serial Cable Pin Specifications
PC Serial Cable Pin Specifications
Receive Data RD Send Data SD
Configuration Using DOS
Configuration Using
To copy the README.TXT file, at the C\3Com prompt, type
Use the Space Bar to select the 3C882 Isdn modem’s COM port
Configuration Using DOS
3Com Bulletin Board Service
On-line Technical Services
Technical Support
World Wide Web Site
Call the telephone number nearest you
To use 3ComForum Log on to CompuServe
3ComFacts Automated Fax Service
3ComForum on CompuServe
Press Return to see the 3ComForum main menu
Support from 3Com
U.S. and Canada, call 800 876 3266 for customer service
Support from Your Network Supplier
Returning Products for Repair
Async-Sync PPP Conversion
Glossary
Channel
COM port
Isdn
Layer
Plain old telephone service
120
Numerics
Analog equipment installation 2-6 analog port
Index
Apple macintosh requirements 1-6 Async-Sync PPP
DMS 100 A-5
Data Using AT commands 6-2 voice
Registers B-4 Serial cable installation
Result codes B-8
Index
Limited Warranty
Santa Clara, CA 95052-8145 408
3COM END User Software License Agreement
For civilian agencies
Interference Handbook
Canadian Notice
1996, 3Com Corporation