Right now the world of enterprise-level IP PBX stands in a pretty interesting state of flux, a good sign of which is HP’s July 2012 folding of their IP PBX division. Even if you weren’t an HP customer or even if you weren’t considering working with HP you should take this shift in power seriously for a couple of pretty significant reasons. The world of IP PBX is so fascinating and exciting right now that any big sea change like this seems to indicate a pretty significant picture of things to come.