Getting OWA Chat to work with OCS 2007 R2 is fairly straightforward but there are a couple of issues that may make your deployment tricky. If you’re running Exchange 2010 and need help getting chat to work between these two clients check out this how-to post. We ran into this problem and have gathered some resources on how to fix the error.

We’re getting ready to head down to Las Vegas for the Exchange Connections Fall 2009 show. Learn more about the Upgrading to Exchange 2010 class from Thom Foreman, one of Wadeware’s proctors for the course on November 13th.