Sonus enables and secures real-time communications so the world's lead­ing serv­ice provid­ers and enter­prises of any size can embrace next generation Session Initiation Protocol (SIP) sol­utions, includ­ing Voice over Internet Protocol (VoIP), video, instant messaging (IM) and online collaboration.

Reliable interconnect to Service Provider SIP trunks with signal and media conversion
Interop and Signaling and media interworking/normalization, including multi-vendor PBX, IP-PBX, WebRTC and SIP
True Carrier-grade High Availability and reliability
Enterprise security against IP-based attacks including topology hiding and user privacy

Security from attacks - SBCs are purpose-built architecture delivers top protection against Denial of Service (DoS) and Distributed Denial of Service (DDoS) attacks as well as toll fraud and theft of service
DTMF and IVR interworking - Sonus SBCs can support high levels (thousands of simultaneous sessions) of transcoding without sacrificing critical functionality such as security or call admissions control (CAC). Sonus SBCs provide peak performance, even under extreme conditions and full-fledged network attacks
Simple - SBC 1000 and SBC 2000 Session Border Controllers can be provisioned and operational in as little as one hour.

Sonus / Zen App Note
Sonus Session Border Controllers (SBCs) Brochure

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