Microsoft Office Live Communications Server 2003 provides real-time communications platform allowing for voice, video, and

instant messaging Instant messaging (IM) technology is a type of online chat allowing real-time text transmission over the Internet or another computer network. Messages are typically transmitted between two or more parties, when each user inputs text and trigge ...

. Microsoft Office Live Communications Server 2003 (LCS), provided many capabilities that were notably absent from the company's earlier Exchange IM solution, including

encryption In cryptography, encryption is the process of encoding information. This process converts the original representation of the information, known as plaintext, into an alternative form known as ciphertext. Ideally, only authorized parties can dec ...

, logging, and standards-based protocols. While LCS delivers a compelling glimpse of the future of corporate IM, we expect it will truly come into its own only after companies roll out Windows Server 2003 and the Office 2003 suite.

Other versions

Live Communications Server 2005 {{no footnotes, date=June 2018 Live Communications Server 2005 (LCS 2005), codenamed Vienna, is the second version of a SIP based instant messaging and presence server after Live Communications Server 2003. LCS 2005 was first released in 2005, an ...

Live Communications Server 2005 with SP1 Skype for Business Server (formerly Microsoft Office Communications Server and Microsoft Lync Server) is real-time communications server software that provides the infrastructure for enterprise instant messaging, presence, VoIP, ad hoc and str ...

References

Microsoft Office Live Communications Server 2003 Overview
Instant messaging server software {{Network-software-stub