HOD HASHARON, Israel, Oct. 29, 2013 /PRNewswire/ -- Allot Communications Ltd. (NASDAQ: ALLT), a leading supplier of service optimization and revenue generation solutions for fixed and mobile broadband service providers worldwide, announced today that it has received a $12M expansion order from a major APAC tier-1 fixed-line operator for the Allot Service Gateway Sigma and Allot ServiceProtector solution. Allot received this order during the third quarter of 2013.Leveraging Allot's intelligent traffic steering and load balancing capabilities, the solution will provide protection against distributed denial of service (DDoS) attacks, prevent outbound spam, and will contain and clean-up infected botnet hosts. The purchase follows an extensive six month field trial that took place on the operator's network. "This expansion order is a testament to Allot's commitment to providing intelligent broadband solutions and support services that are individually tailored to meet our customers' unique network requirements," said Rami Hadar, President and CEO of Allot Communications. "The order further validates the ever-growing importance of protecting infrastructure on which revenue-generating network services and applications are based, helping to ensure service continuity and enhance overall network integrity." Allot ServiceProtector is part of Allot's portfolio of security services for the digital lifestyle, providing a system of defense against distributed denial of service (DDoS) attacks, prevention of outbound spam, and containment and cleanup of infected botnet hosts. Allot ServiceProtector allows operators to protect the performance and integrity of their networks while creating new revenue streams from DoS/DDoS protection services for online businesses. The Allot Service Gateway integrates network intelligence, policy enforcement and revenue-generating services in a modular, carrier-class solution. These high-performance platforms are designed for mobile, fixed and converged broadband environments with built-in readiness for 4G and IPv6-based networks. The Service Gateway is fully integrated with the Allot SMP and Allot's growing portfolio of value-added service enablers, providing a powerful and flexible service enablement environment that opens up innovative ways to optimize, personalize and monetize the customer experience.