AFROTOP Brazil
- Voip consulting
- Call Routing VoIP Solutions
- Cisco Systems
- Custom Open Source Billing Solution
It is a method of communication based on text messaging between two fax machines, the first one calling to other one to send a fax, the recipient receives a text on A4 paper and after that communication process ends.
Sinos Technology (HK) Co.,
Provide wholesale international callback service in China for voip service providers and call shops. We offer competitive price and billing system to our wholeseller. We are using SS7 PSTN line and no connection fee to customers.
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