VASC Software and Media Company (VASC) is a wholly owned subsidiary of Vietnam Post and Telecommunications (VNPT) which currently owns and controls the national network on behalf of the government, most of the access network, the largest international gat
Fastcom, expert in integrated VoIP solutions, can offer affordable, reliable and highly scalable Internet CallShop solution that meets company specific needs. Fastcom solution offers advanced billing functionality and very flexible rating. The solution ca
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