"When we looked into the rapid growth of global travel in our region, we realized there was a need for an international SIM-card that would allow smartphones and other mobile devices to operate outside of their home countries at a reasonably low price."
"By combining the capabilities of the Covergence Session Manager with the flexible routing control provided by PortaSwitch, BandTel can control all aspects of an Internet telephony session. The flexibility of the solution has allowed our technical experts to create custom applications that contribute to BandTel’s highly configurable, highly controllable, fully redundant worldwide SIP network."
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