The MultiVoIP FX SIP gateway ensures fax and toll free voice communications over the IP networks. With integration of fax and voice into you already existing data network, you can make achieve substantial savings on internal office long distance toll charges.
iBasis
iBasis is a leading carrier of international long distance telephone calls and provider of retail prepaid calling cards sold online and through retail stores throughout the U.S. We provide high quality service for billions of minutes of international call
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