IPsky United States
- International VoIP Wholesale Provider
- Phone To Phone
- Quintum
- Billing system of own development
The handling of incoming and outgoing phone calls. The incoming calls
are those which you receive from your clients. The outgoing ones – calls to
your clients, suppliers and other contacts. The very service is provided by
special companies, most often by telemarketing call service centres.
Citel Technologies Inc.
Citel is The VoIP Migration Company™. We develop the world''s most comprehensive portfolio of network-edge products enabling enterprises to realize the cost and productivity benefits of IP telephony, while leveraging existing telecom and datacom investm
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