الوصف

For political & economic reasons, ISP may block VoIP in many countries, such as UAE, Africa, & Asia. VGBC is our new products for VoIP Security & Anti-blocking solutions. Use our unique Technique, it helps the VoIP users bypass the ISP blocking issue. This device works like a VPN router, but it works better than VPN and will not take more bandwidth. It's easy to use and don't need PC supporting. Technology: Due to unique architecture, when deploying VGBC at customer CPE side, VGBC can work in the way similar to that of soho router, but it only encrypts and decrypts SIP and RTP packets on link layer, not to handup these packets to IP stack for forwarding while bypassing other data packets originating from SIP terminals. In this scenario, peak throughput and minimal CPU overhead can be easily achieved. Key Benefits: - Minimal Overhead and High Call Quality - Easy to Use and Cost-effective - Unlimited Call Session Number - Support termination server blockade - Highly Interoperable with any Third-party Products and Services, Linksys PAP2, X-lite Model: - VGBC **1 (1 line or concurrent call support) - VGBC**2 (2 lines or concurrent calls support) - VGBC**4 (4 lines or concurrent calls support) - Customized as your requirements