IPMA Technologies Hong Kong
- Internet VoIP and Video Conferencing Service Provider
- Voice and Video Conferencing
- Cisco Systems
- Telco Solutions Billing System
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.
Safarivoip
A to Z Termination Router and End user solution mobile dialer,pctophpne callshop
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