XCON: TP4 Transport Protocol No Longer Supported Under Windows 2000 (242157)


The information in this article applies to:

  • Microsoft Exchange Server 4.0
  • Microsoft Exchange Server 5.0
  • Microsoft Exchange Server 5.5
This article was previously published under Q242157
This article discusses a Beta release of a Microsoft product. The information in this article is provided as-is and is subject to change without notice.

No formal product support is available from Microsoft for this Beta product. For information about how to obtain support for a Beta release, see the documentation that is included with the Beta product files, or check the Web location from which you downloaded the release.

SYMPTOMS

When you attempt to upgrade an Exchange Server computer with the TP4 transport protocol from Windows NT 4.0 to Windows 2000, the upgrade does not work and you receive the following error message:
The currently installed driver for the TP4 protocol is not compatible with Microsoft Windows 2000 and will be disabled during the upgrade.
The upgrade, however, does not continue until the protocol is removed.

CAUSE

The TP4 protocol is no longer supported under Windows 2000.

WORKAROUND

Any Exchange Server computers using the TP4 protocol must remain at Windows NT 4.0.

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
Modification Type:MinorLast Reviewed:4/28/2005
Keywords:kbbug kbnofix KB242157
©2004 Microsoft Corporation. All rights reserved.