Legacy Update: Get back online, activate, and install updates on your legacy Windows PC

This document provides a high-level technical overview of the features and components in Live Communications Server 2005, as well as the services and protocols on which it depends.

The overview includes information about:

• SIP and SIMPLE protocols
• Front-end and back-end server roles
• Live Communications Server Architecture
• Remote user scenarios including outside users and federation
• SIP routing
• Third-party applications
• Live Communications Server 2005 terms (glossary)

Files

Status: Deleted This download is no longer available on microsoft.com. The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to April 2023.

Files
LCS_2005_SP1_Tech_Overview.exe

File sizes and hashes are retrieved from the Wayback Machine’s indexes. They may not match the latest versions of files hosted on Microsoft servers.

• This download works with the following Office applications:
  
  • Microsoft Office Word 2003
  • Microsoft Word 2002

1. Download the file by clicking the Download button (above) and saving the file to your hard disk.
2. Double-click the LCS_2005_Tech_Overview.exe program file on your hard disk to start the Setup program.
3. Follow the instructions on the screen to complete the installation.

After you install this download, open the guide as you typically would.

To remove this download:

To remove the download file, delete the file LCS_2005_Tech_Overview.exe.

To remove the document file, delete the file LCS_2005_Tech_Overview.doc.