Spectrum United States
- International VoIP Wholesale Provider
- Internet Telephony Service Provider
- Voip Termination ISP
- H.323 VoIP Gateway
- SIP VoIP Gateway
- Termination
- Quintum
- Billing system of own development
- Custom Open Source Billing Solution
For one time advertising promotions or typical requests it is easier to use services of the outsourced call center. Main advantage of such a service is that the company who rents it is free from the necessity of keeping the operators and organizing their work flow.
SIPSRUS
SIPSRUS is a SIP Trunk provider cuts down actual cost of communication within and outside the business infrastructure by 50 percent on inbound and outbound phone service giving you the stellar opportunity to reduce costs effectively whilst maintaining eff
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