SBS: Proxy Tries to Dial When Using NIC to Connect to Internet

After you install and correctly configure a Small Business Server (SBS) computer with a second network interface card (NIC) to connect to the Internet, attempts to browse the Internet result in Proxy trying to handle the connection and returns the following error message:

The original setup for Internet connectivity involved the use of a modem and proxy.

To work around this problem, clear the Proxy Autodial credentials:

1. Click Start, point to Programs, point to Microsoft Proxy Server group, and then click Auto Dial Configuration.
2. Click the Credentials tab.
3. Clear the Entry Name, User Name, and Password check boxes, and then click OK.

Verify correct Internet connectivity using the NIC.

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.