TERRATEL is a company providing services of designing embedded electronic and computing systems and telecommunication equipment: a full range of customized electronic design services of any complexity.
IXC Softwitch is a high performance scalable Class 4 VoIP Softswitch solution with user friendly GUI web interface, which enables secure large VoIP traffic flow over various IP networks.
The Callcentric service provides consumers and businesses around the world with the benefits of cost savings and high quality phone calls using Session Initiation Protocol (SIP) which is a type of Voice over Internet Protocol (VoIP). Using software on you
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