Official Microsoft Office Communications Server Web site, found at http://go.microsoft.com/fwlink/?LinkID=133631. Documents, tools, and support information are always available at this location.

Office Communications Server 2007 R2 Resource Kit Tools are available for download at http://go.microsoft.com/fwlink/?LinkID=133686. Or, you can search for "Office Communications Server 2007 R2 Resource Kit Tools" from http://www.microsoft.com/downloads.

Practical Extraction and Report Language (PERL) downloads, found at http://go.microsoft.com/fwlink/?LinkID=133754.

Windows Server 2003 Resource Kit Tools are available for download at http://go.microsoft.com/fwlink/?LinkId=134705. Or, you can search for "Windows Server 2003 Resource Kit Tools" from http://www.microsoft.com/downloads.

Many useful community-driven Web sites support Office Communications Server. One that stands out is the Live Communications Server Guides site, found at http://go.microsoft.com/fwlink/?LinkID=133680.

The companion media contains Office Communications Server 2007 R2 Resource Kit Tools.