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.
djanah cloud-based total conversation service provides from various devices, anywhere to call any other user, and communicate in video, audio and real time text.