We C4Switch offering Class4/5 VoIP switch: VOS3000 – Billing/Invoicing, Anti-Hacking, Customized CDR, Admin Panel (Real time Traffic monitoring), Payment Alerts, VOS access from mobile/ Web interface, Trace routing, Brand logo. Crystal Link – Carrier grade Licensed VoIP switch, LCR, Re-rating, Unlimited reseller, Auto billing and invoicing, Support all dialer, Highest CPS Dedicated Server – Tailor
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