VOIP Service Providers Residential
An automatic switching onto the standby mode or alternative server in case there is an error in the active server, program, system components etc.
VASC Software and Media Company Headquarter
VASC is a child company under VNPT (Vietnam Post and Telecommunications Corp)- the biggest state-owned corporation in Vietnam. Besides doing VAS for mobile, content and data service, software, IPTV….. VASC is also offering Vietnam termination for VoIP s
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