Microsoft KB Archive/253667

= Error Message: HTTP 401.2 - Unauthorized: Logon Failed Due to Server Configuration with No Authentication =

Article ID: 253667

Article Last Modified on 12/3/2007

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APPLIES TO


 * Microsoft Internet Information Services 5.0
 * Microsoft Internet Information Services 6.0

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This article was previously published under Q253667



SYMPTOMS
When you are attempting to browse a Web page, the following error is displayed:

You are not authorized to view this page

You do not have permission to view this directory or page using the credentials you supplied.

HTTP 401.2 - Unauthorized: Logon failed due to server configuration

Internet Information Services



CAUSE
The authentication methods that were tried are either disabled, or you are attempting to use NTLM through a proxy server.



RESOLUTION
To resolve this problem, enable at least one authentication method. To do this, follow these steps:
 * 1) From the Start menu, point to Programs, point to Administrative Tools, and then click Internet Services Manager.
 * 2) Under the Tree pane, browse to the desired Web site.
 * 3) Right-click the Web site, and then click Properties.
 * 4) On the Directory Security tab, under Anonymous access and authentication control, click Edit.
 * 5) Select (and implement) at least one type of authentication method.



MORE INFORMATION
For more information about using authentication, refer to the following (assuming that the IIS product documentation is installed on your computer):

http://localhost/iishelp/iis/misc/default.asp?jumpurl=../htm/core/iiabasc.htm

(c) Microsoft Corporation 2000, All Rights Reserved. Contributions by Kevin Zollman, Microsoft Corporation.

Additional query words: IIS 5 iis5 iis 6 iis 6.0 iis6 401-2 akz

Keywords: kbprb kbprod2web KB253667

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