Are you responsible for implementing Live Communications Server as a replacement for Exchange Instant Messaging in your organisation? If so, you may be interested in the following course, which has links to download, in PDF format, the individual chapters of the course, or the entire course in one download.
The goal of this course is to educate IT Professionals in the area of deploying Microsoft Office Live Communications Server 2003, Standard Edition. The target audience for this course is system integrators and MCSEs who have experience in deploying Exchange or real-time environment technologies. [MS Exchange Blog]