Dyad Group, s.r.o. Czech Republic
- International VoIP Wholesale Provider
- Internet Telephony Service Provider
- Voip consulting
- Consultancy Services
- Installation and Support Services
- IP devices
- SIP VoIP Gateway
- System Integration
- Cisco Systems
- Vegastream
- IP Phone
The service allows the user defining the criteria, by which the signal of a certain incoming calls will sound different from the standard signal of the telephone call.
TelephoNET Corp
TelephoNET (TNET) provides management and support services for client acquisition of telephone and internet facilities. Since 1996, TNET has succeeded in establishing agreements used by its clients to obtain telecommunications services with major carriers
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