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FRAFOS, located in Germany, provides Session Border Controllers (SBC) and WebRTC servers, deployable on virtual machines, hardware and in the cloud. The FRAFOS products provide for safe and robust interconnection between SIP devices, PBXs, PSTN gateways and WebRTC. The FRAFOS ABC SBC offers enterprises and VoIP service providers of all sizes a flexible and highly available VoIP security and access control software solution. The ABC SBC supports NAT traversal, header manipulation, flexible routing such as least cost or table based routing, registration cache and monitoring. Customers like RedHat, Telio or EasyBell especially appreciate the user friendly GUI, high performance, extensive monitoring capabilities and additional applications such as WebRTC, announcements and recording. A readily configured free trial is available under Free Trial. For more Information, please visit FRAFOS


  • Available as a software solution deployable on hardware, virtual machines and the cloud
  • High availability solution with call continuation
  • Flexible routing, load balancing and failover capabilities 
  • Collection and display of call statistics, QoS reports and message flows. 
  • Extensive header manipulation capabilities using a user friendly GUI


  • Scales from a few calls to multiple thousands of calls on off the shelf hardware 
  • Easily extendable with features such as WebRTC, announcements and recording 
  • Protects against fraud by enforcing per source/destination call limits and packet thresholds
  • Supports software-based transcoding
  • Ability to encrypt signaling and media for privacy​

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