ghaval international s.a. Uruguay
- International VoIP Wholesale Provider
- SIP Billing
- VoIP Billing Software Provider
- Billing Software
- Termination
- Cisco Systems
- Custom Open Source Billing Solution
Some telephones, depending on the brand and model, have the intercom function, which allows to begin communication by sending the signal. When the signal comes, the telephone set rings a signal different from the standard ring tone call. After that the telephone temporarily switches off from the telephone line and works as an intercom.
PC Tone Technology Co.
PC-Tone is a leading provider of high quality PC2PC and PC2Phone solutions for customers around the world. Companies ranging from carriers to hardware manufacturers can quickly set up their own VOIP services with minimum investment. By leveraging PC-Tone`
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