A SERVICE OF

logo

A
BOUT
T
HIS
G
UIDE
Introduction
This guide is a command reference for the 3Com OfficeConnect 56K
Business Modem. It includes information about AT commands,
S-Registers and troubleshooting.
If the information in the release notes shipped with your product differs
from the information in this guide, follow the instructions in the release
notes.
Finding Specific
Information in
This Guide
This table shows the location of specific information in this guide.
If you are looking for information about Turn to
Connecting to your ISP Chapter 1
Upgrading Your Busniess Modem Chapter 3
Basic AT Commands Chapter 2
Display Querying and Help Screens Chapter 14
Testing a Connection Chapter 15
Troubleshooting Chapter 17
S-Registers Appendix A
Alphabetic Command Summary Appendix B