Microsoft KB Archive/157271

= Microsoft Knowledge Base =

How to Set Up the 3Com Impact for Single-Channel ISDN
Last reviewed: October 7, 1997

Article ID: Q157271

The information in this article applies to:


 * The Microsoft Network versions 1.2, 1.3, 2.0, 2.5

SUMMARY
This article describes how to set up the 3Com Impact ISDN modem for single-channel access to MSN, The Microsoft Network.

MORE INFORMATION
The following procedure works with version 2021 of the 3Com Impact.

To enable single-channel settings for the 3Com Impact, follow these steps:

 Click Start, point to Settings, and then click Control Panel. Double-click Modems. Click the 3com Impact modem, and then click Properties. On the Connection tab, click Advanced.  To connect at 56,000 bps, type the following string in the Extra Settings box: S60=56 S61=2 S71=1 S80=0 If you cannot connect with the previous string, try typing the following string without spaces: \Q3S60=56S70=0S71=1S80=0 To connect at 64,000 bps, type the following string in the Extra Settings box: S60=64 S61=2 S71=0 S80=0 If you cannot connect with the previous string, try typing the following string without spaces: \Q3S60=64S70=0S71=1S80=0  Click OK or Close until you return to Windows.

If you experience difficulties, please contact 3Com technical support.