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.
PBXMate software Sip Trunk for improving Audio Quality. Removes noise originated from external mobile phones or from the call center, keeps audio level at a comfortable level and removes echo.