Microsoft Office Communicator Web Access (2007 release) is a server that provides access through a browser-based client to Microsoft Office Communications Server 2007.
By using Microsoft Office Communicator Web Access (2007 release), users can access the instant messaging, presence, and conferencing features in Office Communications Server 2007 through a Web browser without installing desktop client or connecting through a VPN. Users can sign in to Communicator Web Access either from within the corporate network or over the Internet by entering a uniform resource identifier (URI) in a supported Web browser.
For more information, download and review Microsoft Office Communicator Web Access (2007 release) Planning and Deployment Guide.