We are the VSP of Bangladesh, forwarding calls with best quality equipment......really you can transmit your calls through us....
We are buying VIOP carrier in Bulk to Transmit in Bangladesh Having Bangladesh Government Licence.....
O.S.S Corporation began to offer IP telephony and Internet services in the middle of 1999 year. In spring of 2000 it was on the top of independent ratings of the Russian IP telephony operators. Nowadays company owes the most powerful access pool to provid
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