IPsky United States
- International VoIP Wholesale Provider
- Phone To Phone
- Quintum
- Billing system of own development
Developed by Edgewater Networks EdgeMarc 250 Series Enterprise Session Border Controller is providing support for SIP trunking and hosted PBX Services.
NetTEL
Nettel is a technical company focused on:
- setting up of call centers and further
- IT/Voip consulting
- Integrating of IT systems
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