Packeteer's iShaper(TM) Appliance Proclaimed ''The New King of CIFS'' in InfoWorld Lab Test

Packeteer® (NASDAQ:PKTR), the global leader in WAN Application Delivery, today announced its iShaper™ 400 appliance has achieved an "Excellent” rating by InfoWorld Magazine’s Test Center. Rating 8.8 on a scale of 10, the iShaper 400 excelled at performance, protocol support, reporting and value, scoring "9” in four out of the five respective categories. Reviewer Keith Schultz said in his April 3, 2008 review, "Packeteer’s iShaper is at its best optimizing CIFS traffic and shaping traffic on the WAN. Its overall optimization and acceleration is right there with the best of them; its CIFS performance is the best I’ve tested. Reporting too is top notch, and the single point of administration makes it easy to manage the appliance.” The complete product review can be read at www.infoworld.com/article/08/04/03/14TC-packeteer-ishaper_1.html. iShaper is part of Packeteer’s suite of Intelligent Service Assurance solutions and is the only branch office services platform to combine intelligent acceleration, application classification, WAFS and native Microsoft file services in a single appliance. iShaper replaces acceleration-only and other point products with a unified device that optimizes data, voice and video traffic, and addresses customer demand to centralize data and storage and consolidate branch office server infrastructure. "The iShaper’s stellar product review in InfoWorld is a significant validation of Packeteer’s technology leadership in the branch office application delivery market,” said Dave Côté, President and CEO of Packeteer. "With the continuing growth of distributed organizations worldwide, there is a corresponding need to deploy best-in-class solutions that support application delivery to any user, anytime, anywhere. Our iShaper appliance is playing a vital role in fulfilling this global need.” For a live demonstration of Packeteer’s iShaper product visit Packeteer in the Microsoft Storage Partner Pavilion, Kiosk #9 at Storage Networking World 2008, Rosen Shingle Creek Resort, Orlando, Fla. About Packeteer Packeteer is the global leader in WAN Application Delivery. Packeteer’s solutions provide an intelligent, unified and adaptive approach to monitor, shape, and optimize applications, delivering the best user experience for any application to any location. For more information, contact Packeteer at +1 408-873-4400 or visit the company’s Website at www.packeteer.com. Safe Harbor Clause The statements contained in this press release that are not purely historical are forward-looking statements within the meaning of Section 21E of the Securities and Exchange Act of 1934, as amended, including statements regarding Packeteer's expectations, beliefs, intentions or strategies regarding the future. Forward-looking statements include, but are not limited to, express or implied statements regarding future revenues, revenue growth and profitability, spending levels by existing and prospective customers, the markets for our products, new product development, liquidity and macro economic conditions. All forward-looking statements included in this press release are based upon information available to Packeteer as of the date hereof. Packeteer assumes no obligation to update any such forward-looking statements. Forward-looking statements involve risks and uncertainties, which could cause actual results to differ materially from those projected. Actual results may differ materially due to a number of factors including the perceived need for our products, our ability to convince potential customers of our value proposition, the costs of competitive solutions, continued capital spending by prospective customers and macro economic conditions. These and other risks relating to Packeteer's business are set forth in Packeteer's Form 10-K filed with the Securities and Exchange Commission on March 4, 2008, and Packeteer's Form 10-Qs and other reports filed from time to time with the Securities and Exchange Commission. Copyright ©2008 Packeteer, Inc. All rights reserved. Packeteer, the Packeteer logo, PacketWise, PacketShaper, PacketShaper Xpress, PacketSeeker, Intelligence Center, PolicyCenter, ReportCenter, SkyX, iShared, Mobiliti, iShaper, IntelligenceCenter, Raptor, and Talon are trademarks or registered trademarks of Packeteer, Inc. in the United States and other countries. All other products and services are the trademarks of their respective owners.