Can I use your phone?  Of course, but it's not my phone –  It's
everyone's phone.   We have to admit that the developers
responsible for putting together Microsoft Lync Server 2010 were
pretty clever. Why do we say that? Well, for one reason, we get
paid to say things like that. More importantly, however, those
developers really were clever. For example, any sizable
organization is bound to have common areas: kitchens, cafeterias
building lobbies, conference rooms, etc., etc. (In other words,
places where large and ever-changing groups of people are likely
to congregate.) In addition, many of these common areas are
likely to have phones; in this day and age, could you possibly
have a conference room that didn't have a phone?   So what's
wrong with that? Well, nothing … unless, of course, you'd like
to exert some sort of administrative control over those common
area phones. That's a problem in Lync Server, because phone
management isn't typically carried out by managing hardware
(that is, by managing the actua