When you open or publish a FrontPage Web on a Microsoft Personal Web Server or Microsoft Internet Information Server (IIS) you receive the following error message:

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This message appears when Microsoft Windows NT Challenge/Response security does not receive the Web author's log on identification.

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To resolve this behavior, follow these steps.

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Step 1. Enable Windows NT Challenge/Response Authentication

To enable Windows NT Challenge/Response Authentication, install the Client for Microsoft Networks and set it as your primary network client. To do this, follow these steps:

1.	On the Windows Start menu, point to settings, and then click Control Panel.
2.	Double-click the Network icon.
3.	Click the Configuration tab.
4.	Click Add.
5.	In the "Select Network Component Type" dialog box, click Client. Click Add.
6.	From the Manufacturers list, select Microsoft. From the Network Clients list, select "Client for Microsoft Networks." Click OK.
7.	From the Primary Network Logon list, select "Client for Microsoft Networks."
8.	Click the Identification tab.
9.	Fill in the Computer Name and Workgroup boxes, and then click OK.
10.	If you are prompted to restart Windows, click Yes.

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Step 2. Configure Dial-Up Networking

1.	Double-click My Computer.
2.	Double-click Dial-Up Networking.
3.	Right-click the connectoid for your Internet service provider, and then click Properties.
4.	Click Server Type.
5.	Click Logon To Network.
6.	Click to clear the Require Encrypted Password check box.
7.	Click OK.

Complete these additional steps if your are using a Windows NT Server running IIS:

1.	On the Windows Start menu, point to Settings, and then click Control Panel.
2.	Double-click the Services icon.
3.	In the Service list, verify that Server and Workstation are listed and that their Status is Started.

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