Riverbed Demonstrates Ability to Accelerate Network Performance and Document Access at LegalTech 2008

Riverbed™ Technology (Nasdaq: RVBD), the technology and market leader in wide-area data services (WDS), announced today that it will participate in the annual LegalTech New York 2008 conference, taking place February 5-7 at the Hilton New York Hotel. At the conference Riverbed® and partner Interwoven, a global leader in content management solutions, will showcase how the companies' joint solution provides law firms with geographically dispersed networks the ability to efficiently share documents and information in a collaborative environment.

Interwoven's WorkSite solution enables organizations to manage the lifecycle of client and engagement files – and when deployed in tandem with Riverbed Steelhead® products, Riverbed has proven to accelerate WorkSite operations across the WAN by up to 25 times while also reducing bandwidth utilization often by more than 90 percent. As a result, with Riverbed, organizations experience enhanced collaboration of Interwoven WorkSite in a centralized environment without sacrificing performance or scalability.

Riverbed currently works with 34 of the top 100 law firms based on an annual list published by American Lawyer. For more information on how Riverbed and Interwoven provide greater efficiency and productivity, please see details on how firms like Ruden McClosky, Holland & Knight, and Bird & Bird – all joint Riverbed and Interwoven customers – have benefited here: www.riverbed.com/us/company/news/press_releases/2007/press_092407.

LegalTech New York 2008 provides a resource for law firms and legal departments to get hands-on, practical information for improving their law practice management. LegalTech provides an in-depth look at what the technological world has in store for law firms and offers an expansive exhibit floor with the most extensive gathering of innovative products designed to meet firms' current and future technology needs. For more information, please visit www.legaltechshow.com.

Steelhead Products
Riverbed's WDS solutions enable organizations of all sizes to overcome a host of severe problems, including poor application performance and insufficient bandwidth at remote sites. By speeding the performance of applications between data centers, remote offices, and mobile workers by five to 50 times and in some cases up to 100 times, Riverbed's award-winning Steelhead WDS products enable companies to consolidate IT, improve backup and replication processes to ensure data integrity, and improve staff productivity and collaboration. Steelhead products have been deployed in organizations ranging from the world's largest corporations with offices around the globe to small companies with a couple of sites that are just miles apart. To learn more, click here to view our demo.

Forward Looking Statements
This press release contains forward-looking statements, including statements relating to the expected demand for Riverbed's products and services, and statements relating to Riverbed's ability to meet the needs of distributed organizations. These forward-looking statements involve risks and uncertainties, as well as assumptions that, if they do not fully materialize or prove incorrect, could cause our results to differ materially from those expressed or implied by such forward-looking statements. The risks and uncertainties that could cause our results to differ materially from those expressed or implied by such forward-looking statements include our ability to react to trends and challenges in our business and the markets in which we operate; our ability to anticipate market needs or develop new or enhanced products to meet those needs; the adoption rate of our products; our ability to establish and maintain successful relationships with our distribution partners; our ability to compete in our industry; fluctuations in demand, sales cycles and prices for our products and services; shortages or price fluctuations in our supply chain; our ability to protect our intellectual property rights; general political, economic and market conditions and events; and other risks and uncertainties described more fully in our documents filed with or furnished to the Securities and Exchange Commission. More information about these and other risks that may impact Riverbed's business are set forth in our Form 10-Q filed with the SEC on October 25, 2007. All forward-looking statements in this press release are based on information available to us as of the date hereof, and we assume no obligation to update these forward-looking statements. Any future product, feature or related specification that may be referenced in this release are for information purposes only and are not commitments to deliver any technology or enhancement. Riverbed reserves the right to modify future product plans at any time.

About Riverbed
Riverbed Technology delivers performance for the globally connected enterprise. With Riverbed, enterprises can successfully and intelligently implement strategic initiatives such as virtualization, consolidation, cloud computing, and disaster recovery without fear of compromising performance. By giving enterprises the platform they need to understand, optimize and consolidate their IT, Riverbed helps enterprises to build a fast, fluid and dynamic IT architecture that aligns the business needs of the organization. Additional information about Riverbed (NASDAQ: RVBD) is available at www.riverbed.com.

Riverbed and any Riverbed product or service name or logo used herein are trademarks of Riverbed Technology, Inc. All other trademarks used herein belong to their respective owners.