Global Telecom Ukraine
- International VoIP Wholesale Provider
- Internet Telephony Service Provider
- Network Service Provider
- PC to Phone
- PC to Phone, Phone To PC, Phone To Phone, Project Mangement Services, Termination, Web Call, Web To Phone
- Phone To PC
- SIP VoIP Gateway
- System Integration
- Cisco Systems
- Billing system of own development
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.
Core Communications, Inc.
CoreTel promises to leverage its interconnection knowledge and expertise to provide a reliable wholesale VoIP network which will allow our customers to develop and manage a wider choice of dynamic phone services for the consumer.
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