Best On-Premises Session Border Controllers (SBC) of 2025

Cataleya's Orchid Link serves as a highly adaptable, software-driven Session Border Controller (SBC), aimed at improving real-time communication for both service providers and enterprises. It provides a range of deployment methods, such as on-premises setups and as-a-Service options, catering to various operational requirements. Orchid Link incorporates WebRTC gateway capabilities, allowing for the effortless integration of web-based voice and video communications into pre-existing SIP systems. This feature enables the expansion of communication services to web browsers without the need for major upgrades to the core infrastructure. Additionally, the SBC prioritizes security by implementing DTLS for secure session initiation and SRTP for media encryption, safeguarding communications between WebRTC endpoints and SIP networks. Its intelligent service-aware firewall acts as a proactive defense mechanism, offering protection against potential cyber threats while ensuring smooth communication flow. Overall, Orchid Link provides a comprehensive solution that enhances communication efficiency and security for modern organizations.

FRAFOS has developed the ABC Session Border Controller (SBC), a versatile solution tailored for VoIP service providers and enterprises, which can operate seamlessly on high-performance hardware, dedicated appliances, and virtual environments. This SBC provides robust session border control, signaling mediation, call routing, and sophisticated media server functionalities, effectively catering to the evolving demands of VoIP and Next Generation Networks (NGN). Among its notable features are the Cluster Configuration Manager (CCM) for centralized management of multiple SBCs, integrated support for announcements and transcoding directly on the device, and the ability to record calls using SIPREC. Additionally, the ABC SBC bolsters network security through mechanisms such as rate limiting, content control, topology hiding, and media management, which collectively mitigate risks of fraud and denial-of-service attacks. Furthermore, it is capable of handling up to 5,000 concurrent calls on standard hardware and provides load balancing for VoIP traffic, making it a highly effective tool in modern communication infrastructures. Its comprehensive feature set ensures that it meets the demands of a wide range of users, from small enterprises to large service providers.