Only One ISDN Channel Connects When Dialing Automatically (178114)

The information in this article applies to:

Microsoft Internet Explorer 2.0 for Windows NT 4.0
Microsoft Internet Explorer 3.0 for Windows NT 4.0
Microsoft Internet Explorer 3.01 for Windows NT 4.0
Microsoft Internet Explorer 3.02 for Windows NT 4.0
Microsoft Internet Explorer 4.0 for Windows NT 4.0
Microsoft Internet Explorer 4.01 for Windows NT 4.0
Microsoft Internet Explorer 5.0 for Windows NT 4.0
Microsoft Internet Explorer 5.01 for Windows NT 4.0
Microsoft Internet Explorer 5.5 for Windows NT 4.0

This article was previously published under Q178114

SYMPTOMS

When you use the automatic dialing feature of Internet Explorer to connect to the Internet over a dual-channel Integrated Services Digital Network (ISDN) connection, only one of the two ISDN channels connect.

RESOLUTION

To work around this problem, use Dial-Up Networking (DUN) to connect to your Internet service provider (ISP), and then start Internet Explorer. For more information about how to connect to your ISP in Windows NT 4.0, please see the following article in the Microsoft Knowledge Base:

156569 How to Connect to Internet Service Providers from Windows NT 4.0

STATUS

Microsoft is researching this problem and will post new information here in the Microsoft Knowledge Base as it becomes available.

MORE INFORMATION

This problem is known to occur with the following ISDN adapters:

Diamond Supra NetCommander
Digi Datafire

For additional information about troubleshooting problems with your dual -channel ISDN adapter, see the following article in the Microsoft Knowledge Base:

157275 Troubleshooting Dual-Channel ISDN Connection Problems

Modification Type:	Major	Last Reviewed:	12/16/2003
Keywords:	kbDialUp kbHardware KB178114