Allot Launches NetEnforcer(R) AC-1400 and AC-3000: Next Generation Traffic Management for Tier-2/3 Service Providers and High end Enterprise

Advanced Network and Subscriber Services Including Content Filtering, DDoS Mitigation and Subscriber Awareness

BOSTON, Massachusetts, January 19 - Allot Communications Ltd. (www.allot.com/ ) (NASDAQ: ALLT), a
leader in IP service optimization and revenue generation solutions based on
dynamic actionable recognition technology (DART), today announced the launch
of the Allot NetEnforcer(R) AC-1400
(www.allot.com/index.php?option=com_content&task=view&id=832&Itemid=88888966)
and Allot NetEnforcer(R) AC-3000
(www.allot.com/index.php?option=com_content&task=view&id=831&Itemid=88888966)
, next generation traffic management devices. The new product lines
bring advanced network optimization to tier-2/3 service providers and high
end enterprises, and are designed to enable them to optimize network
efficiency by maximizing ROI on existing infrastructure, improving policy
enforcement and enhancing user experience. Optimized network efficiency is
critical because of the dramatic and continuous rise in data traffic,
particularly in time-sensitive applications such as video.

The AC-1400 and AC-3000 provide next generation granular visibility and
policy enforcement facilitating both a more accurate understanding of network
utilization and improved resource management. These environmentally friendly
product lines facilitate cost efficient deployment of Allot's network and
subscriber services
(www.allot.com/index.php?option=com_content&task=view&id=803&Itemid=88888996)
including QuotaManager, TierManager, WebSafe, ServiceProtector and
more. The new devices are powered by Allot's DART, which provides a
multi-layered approach to traffic management by monitoring application,
network topology and user behavior.

"Consistent with the Allot NetEnforcer(R)
(www.allot.com/index.php?option=com_content&task=view&id=45&Itemid=88888966)
range, these new product lines enable easy upgrade to higher speeds
without the need to replace the unit," explained Andrei Elefant, Vice
President of Marketing and Product Management at Allot Communications. "The
demand for more intelligent and sophisticated management tools is a result of
the changes in the way broadband networks and data services are used. These
next generation devices are designed to meet these evolving demands."

The Allot NetEnforcer(R) AC-1400 and Allot NetEnforcer(R) AC-3000 are now
commercially available.

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About Allot Communications

Allot Communications Ltd. (NASDAQ: ALLT) is a leading provider of
intelligent IP service optimization solutions for fixed and mobile broadband
operators and large enterprises. Allot's rich portfolio of solutions
leverages dynamic actionable recognition technology (DART) to transform
broadband pipes into smart networks that can rapidly and efficiently deploy
value added Internet services. Allot's scalable, carrier-grade solutions
provide the visibility, topology awareness, security, application control and
subscriber management that are vital to managing Internet service delivery,
enhancing user experience, containing operating costs, and maximizing revenue
in broadband networks.

Safe Harbor Statement

Information provided in this press release may contain statements
relating to current expectations, estimates, forecasts and projections about
future events that are "forward-looking statements" as defined in the Private
Securities Litigation Reform Act of 1995. These forward-looking statements
generally relate to the company's plans, objectives and expectations for
future operations, including the market demand for the AC-1400 and AC-3000,
expected performance characteristics of the AC-1400 and the AC-3000 line of
products and their ability to provide next generation granular visibility and
policy enforcement facilitating both a more accurate understanding of network
utilization and improved resource management. These forward-looking
statements are based upon management's current estimates and projections of
future results or trends. Actual future results may differ materially from
those projected as a result of certain risks and uncertainties. These factors
include, but are not limited to: changes in general economic and business
conditions and, specifically, a decline in demand for the company's products;
the company's inability to develop and introduce new technologies, products
and applications; loss of market; and other factors discussed under the
heading "Risk Factors" in the company's annual report on Form 20-F filed with
the Securities and Exchange Commission. These forward-looking statements are
made only as of the date hereof, and the company undertakes no obligation to
update or revise the forward-looking statements, whether as a result of new
information, future events or otherwise.

    Allot Communications Contact
    Jonathon Gordon
    Director of Marketing
    Tel: +972-9-7619423
    jgordon@allot.com

    PR Contact
    Danielle Matthews
    Calysto Communications
    Tel: +1-404-266-2060 x27
    dmatthews@calysto.com

Allot Communications Contact, Jonathon Gordon, Director of Marketing, Tel: +972-9-7619423, jgordon at allot.com. PR Contact, Danielle Matthews, Calysto Communications, Tel: +1-404-266-2060 x27, dmatthews at calysto.com