By using Portech SBK-32 expander for 32 SIM-cards, you can increase the number of channels in the Portech MV-37X GSM VoIP gateway series using the Internet.
Fodatel
Fodatel is a leading provider of voice and data services to carriers, service providers and enterprises. Our focus is to provide reliable quality services to our customers and partners. Our network spans Europe, UK, US, Africa and the Middle East.
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