Gatekeeper is an administrational tool for H.232 multimedia networks. A single unit can control interactions for each zone, which comprises the terminals, MCU's and gateway within the frames of a particular domain. Gatekeeper is an optional element, but when it available, it becomes the central administrative entity.
uVOIPit is a retail international VoIP service and wholesale VoIP termination business. It started in February 2010, and LLC licensed in April 2010. Website: http://www.uvoipit.com