Microsoft KB Archive/224983

= XFOR: SMTP Service Doesn't Retry on 4xx Errors =

Article ID: 224983

Article Last Modified on 10/28/2006

-

APPLIES TO


 * Microsoft Commercial Internet System 2.0
 * Microsoft Windows NT version 4.0 Option Pack

-



This article was previously published under Q224983





SYMPTOMS
With the SMTP service version 1877.19, if you send a message to a server that issues a 4xx response to any of the following:

EHLO, MAIL FROM:, RCPT TO:, or DATA

The SMTP service may issue a QUIT, and immediately try again, resulting in a potential loop.



RESOLUTION
A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem. This fix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Microsoft Windows NT Server version 4.0 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS

NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this fix should have the following file attributes or later:

Component: SMTP Service



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

Keywords: kbhotfixserver kbqfe kbbug kbfix kbqfe KB224983

-

[mailto:TECHNET@MICROSOFT.COM Send feedback to Microsoft]

© Microsoft Corporation. All rights reserved.