Aruba Networks Ranked 17th Fastest Growing Company in North America on Deloitte's 2009 Technology Fast 500(TM)

Rapid Revenue Growth Driven by Best-in-Class Customer Support, Delivered Value of Solutions, and Technological Innovation

Aruba Networks, Inc. ~ October 30, 2009
SUNNYVALE, CA--(Marketwire - 10/30/09) - Aruba Networks, Inc. (NASDAQ:ARUN - News), a global leader in 802.11n wireless LANs and secure mobility solutions, today announced that it was ranked number 17 on Technology Fast 500(TM), Deloitte LLP's ranking of 500 of the fastest growing technology, media, telecommunications, life sciences and clean technology companies in North America. The ranking is based on fiscal year revenue growth during the five year period from 2004 to 2008. During this period Aruba's revenue grew to $178.26 million in 2008.

"Our growth has been fueled by an unwavering commitment to customer service, maximizing the delivered value of our solutions, and technological innovation," said Dominic Orr, Aruba's President and Chief Executive Officer. "These attributes have resonated with users, for whom our solutions have increased operating efficiency and productivity while cutting capital and operating expenses. As a result our market share has climbed, positioning Aruba as the world's second largest enterprise wireless LAN vendor with an installed base of over 8,000 customers."

"Technology Fast 500 recognizes innovative companies that have broken down barriers to success and defied the odds with their remarkable five-year revenue growth," said Phil Asmundson, Vice Chairman and U.S. Technology, Media and Telecommunications leader, Deloitte LLP. "We congratulate Aruba on this accomplishment."

"With its impressive five-year growth, Aruba has earned its position among the fastest growing technology, media, telecommunications, life sciences and clean technology companies in North America," said Mark Jensen, Managing Partner, Technology and Venture Capital Services, Deloitte & Touche LLP. "Deloitte is proud to honor Aruba for its achievement."

Overall, Technology Fast 500 award winners for 2009 had growth rates ranging from 212 to 146,050 percent over five years, with an average growth rate of 2,486 percent.

Technology Fast 500 provides a ranking of the fastest growing technology, media, telecommunications, life sciences and clean technology companies in North America. This ranking is compiled from nominations submitted directly to the Technology Fast 500 Web site, and public company database research conducted by Deloitte. Technology Fast 500 award winners for 2009 are selected based on percentage fiscal year revenue growth during the five year period from 2004 to 2008.

In order to be eligible for Technology Fast 500 recognition, companies must own proprietary intellectual property or proprietary technology that contributes to a significant portion of the company's operating revenues. Using other companies' technology or intellectual property in a unique way does not satisfy this requirement. Consulting companies, professional service firms, etc. are not eligible unless they have proprietary technology that contributes to a significant portion of their operating revenues.

Technology Fast 500 award eligibility requirements also include base-year operating revenues of at least $50,000 USD or CD, and current-year operating revenues of at least $5 million USD or CD. These revenues must have more than doubled between 2004 and 2008. Additionally, companies must be in business for a minimum of five years, and be headquartered within North America.

About Aruba Networks
People move. Networks must follow. Aruba securely delivers networks to users, wherever they work or roam, using a combination of award-winning solutions:

-- Adaptive 802.11n Wi-Fi networks optimize themselves to ensure that
users are always within reach of mission-critical information. Rightsizing
expensive wired LANs by replacing them with high-speed 802.11n Wi-Fi
reduces both capital and operating expenses;
-- Identity-based security assigns access policies to users, enforcing
those policies whenever and wherever a network is accessed;
-- Remote networking solutions for branch offices, fixed telecommuters,
and satellite facilities ensures uninterrupted remote access to
applications;
-- Multi-vendor network management provides a single point of control
while managing both legacy and new wireless networks from Aruba and its
competitors.

The cost, convenience, and security benefits of our secure mobility solutions are fundamentally changing how and where we work. Listed on the NASDAQ and Russell 2000� Index, Aruba is based in Sunnyvale, California, and has operations throughout the Americas, Europe, Middle East, and Asia Pacific regions. To learn more, visit Aruba at http://www.arubanetworks.com. For real-time news updates follow Aruba on Twitter at http://twitter.com/ArubaNetworks.

About Deloitte
As used in this document, "Deloitte" means Deloitte LLP. Please see www.deloitte.com/about
for a detailed description of the legal structure of Deloitte LLP and its subsidiaries.

� 2009 Aruba Networks, Inc. AirWave�, Aruba Networks�, Aruba Mobility Management System�, Bluescanner, For Wireless That Works�, Mobile Edge Architecture, People Move. Networks Must Follow., RFProtect, The All Wireless Workplace Is Now Open For Business, Green Island, and The Mobile Edge Company� are trademarks of Aruba Networks, Inc. All rights reserved. All other trademarks are the property of their respective owners.

Contact:
Media Contacts:
Michael Tennefoss
Aruba Networks, Inc.
+1-408-754-8034
mtennefoss@arubanetworks.com
Patty Oien
Breakaway Communications
+1-415-358-2482
poien@breakawaycom.com