I wrote up a post on this topic a few months ago, named “Lync 2013 Mobile Client deployment – field notes“.
This has somewhat proven to be one of the more popular posts on my blog, both regarding stats and comments/questions. I have promised to update it to reflect some more recent experience and knowledge on the subject, but haven’t had the time until now (vacation time) to do so. But finally, here goes.
Rune's blog about things I see and UC 