For years, the world's largest service providers and enterprises have relied on Sonus session border controllers (SBCs) for secure SIP-based communications. The SBC 5110 delivers all of the industry-leading capabilities of the Sonus SBC 5210 and SBC 7000- robust security, flexible SIP session routing & policy management, system interworking and media transcoding-at a cost-effective price/performance point for Tier 2/3 service providers and medium-to-large enterprises. With the ability to easily scale from 250 to 10,000 concurrent sessions without any additional hardware, the SBC 5110 provides all the high-end features you won't find in other "mid-large sized" SBCs. By including the SBC 5110 into network designs, regional service providers and medium-to-large enterprises can deliver a rich world-class communications experience designed for their world.