The Lync product team came out with my favorite protocol style of poster for Lync Server 2010. Perfect for your cube or wall!. Check out some snips from it below:
There is also the new Lync Server 2010 Tech Center on TechNet.
Grab the new Lync Server 2010 planning, deployment, migration, operations guides along with the complete Lync Server powershell cmdlet reference all in one searchable CHM file here. A Lync administrator’s must have file on the desktop.
Some nice animated Lync videos on Lync Server 2010 setup and migration from OCS 2007 R2 here: First run videos
Official Lync Server 2010 RTM documentation is now available here at Lync Server 2010 Technical Library. The repository for all the official Lync Server 2010 documentation.
Cool Lync blogs to check out: