Description of the Live Communications Server 2005 post-Service Pack 1 hotfix package: July 21, 2006

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SUMMARY

Microsoft has released the July 21, 2006 post-Service Pack 1 hotfix package for Microsoft Office Live Communications Server 2005. This article describes the following items about the hotfix package:

Issues that the hotfix package fixes
Prerequisites for installing the hotfix package
Whether you must restart your computer after you install the hotfix package
Whether the hotfix package is replaced by any other hotfix package
Whether you must make any registry changes to use one or more of the hotfixes in the package
The files that the hotfix package contains

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INTRODUCTION

This article describes the Live Communications Server 2005 issues that are fixed in the post-Service Pack 1 hotfix package that is dated July 21, 2006.

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Issues that the hotfix package fixes

This hotfix package fixes the following issues:

922228 (http://support.microsoft.com/kb/922228/ ) Error message 503 is returned when a client computer tries to connect to an Office Live Communications Server 2005 server
922230 (http://support.microsoft.com/kb/922230/ ) Remote users cannot sign in through an Access Proxy, and all messages may be unexpectedly discarded by Live Communications Server 2005
922231 (http://support.microsoft.com/kb/922231/ ) A request that is sent to a Live Communications Server 2005 access proxy array is rejected
922232 (http://support.microsoft.com/kb/922232/ ) A message session cannot be completed when an internal user or a remote user uses Office Live Communications Server 2005 to initiate a conversation
922655 (http://support.microsoft.com/kb/922655/ ) A computer that is running Live Communications Server 2005 may stop responding

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MORE INFORMATION

Hotfix information

The following file is available for download from the Microsoft Download Center:

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Download the LCS2005-KB921543-x86-ENU.msi package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=65E315A8-A169-43FF-9BD1-4B118B36A750) Release Date: March 22, 2007

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:

119591 (http://support.microsoft.com/kb/119591/ ) How to obtain Microsoft support files from online services

Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Prerequisites

The following list contains prerequisites for the hotfix package:

To apply this hotfix package, you must have installed hotfix 911996. For more information about this hotfix, click the following article number to view the article in the Microsoft Knowledge Base:
911996 (http://support.microsoft.com/kb/911996/ ) Description of the update for Live Communications Server 2005: February 10, 2006, rereleased July 11, 2006

Hotfix installation information

This hotfix does not have to be installed on the SQL backend. Do not apply the hotfix on the first internal hop from the access proxy before the hotfix is applied on the other internal servers. If you do this, the Remote Access and Federation scenarios will be broken until all the other internal servers except for the SQL backend are upgraded with the hotfix. Apply the hotfix in your environment in the following order:

Apply the hotfix on all access proxy servers.
Apply the hotfix on all internal servers, except the next hop from the access proxy and SQL backend.
Apply the hotfix on the next hop from the access proxy. This server is usually the Live Communications Server 2005, Director.

Restart information

You do not have to restart your computer after you apply this hotfix.

Hotfix replacement information

This hotfix is not replaced by any later hotfix.

Registry information

You do not have to create or to modify any registry keys to enable any hotfixes that this package contains.

Removal Inforamtion

To remove this update, use Add or Remove Programs in Control Panel.

Hotfix file information

This hotfix contains only those files that are required to correct the issues that this article lists. This hotfix may not contain all the files that you must have to fully update a product to the latest build.

The global version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

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Date	Time	Version	Size	File name
21-Jul-2006	6:42 PM	2.0.5470.1032	241,928	Apiem.dll
21-Jul-2006	6:42 PM	2.0.5470.1032	1,279,248	Sipstack.dll

For more information about the terminology that Microsoft uses for software that is corrected after it is released, click the following article number to view the article in the Microsoft Knowledge Base:

824684 (http://support.microsoft.com/kb/824684/ ) Description of the standard terminology that is used to describe Microsoft software updates

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