RBAK Redback Networks

Redback Networks Inc. (NASDAQ:RBAK), a leading provider of next-generation broadband networking systems, today announced that Unwired (ASX:UNW), Australia's largest wireless broadband provider, has chosen Redback's SmartEdge(R) Multi-Service Edge Routers to power its wireless broadband business and consumer services. Unwired plans to expand the capacity of its wireless broadband network and improve the network's reliability by leveraging the MPLS routing and subscriber management capabilities of the SmartEdge routers. "With the SmartEdge routers, we are acquiring significant routing capabilities while increasing service capabilities and subscriber control," said Eric Hamilton, chief technical officer at Unwired. "The combination of routing and subscriber management should enable us to provide better network control as well as provide value added services to reduce the time to market for future mobile broadband services." Unwired is one of the most innovative service providers in Australia and holds spectrum licences to cover approximately 65% of the Australian population across major population centres. The company was awarded Carrier of the Year in 2005 by the Australian Telecommunications User Group (ATUG), Australia's most prestigious telecommunications award. "The SmartEdge family was purpose-built for next generation service providers and has been deployed in some of the most demanding broadband networks around the world," said Simon Williams, vice president of sales and field operations for the Asia Pacific region at Redback Networks. "We are extremely pleased to be working with an innovative service provider, such as Unwired, to bring wireless broadband services to Australian consumers and businesses." About Unwired Unwired is an Australian-owned ASX listed (ASX:UNW) wireless broadband carrier. It currently services residential, small office/home office and small to medium enterprise markets in greater Sydney. It had 50,000 customers in Sydney alone at end of April 2006 and launched its Melbourne network in April 2006. For more information visit: www.unwired.com.au. About Redback Networks Redback Networks Inc., a leading provider of next-generation IP broadband networking equipment, enables carriers and service providers to build Smart Broadband Networks that can deliver simplified, personalized and portable subscriber services to consumers and businesses. The company's carrier-class SmartEdge Router family integrates edge routing, Ethernet aggregation, and subscriber management. In conjunction with the NetOp(TM) Element and Policy Manager platforms they provide a powerful, flexible infrastructure for managing both residential and business users and deploying a variety of value-added services. Founded in 1996 and headquartered in San Jose, Calif., with sales and technical support centers located worldwide, Redback Networks maintains a growing and global customer base of more than 500 carriers and service providers, including major local exchange carriers (LECs), inter-exchange carriers (IXCs), PTTs, service providers and ISPs. For more information, visit Redback Networks at www.redback.com. REDBACK and SmartEdge are trademarks registered at the U.S. Patent and Trademark Office and in other countries. NetOp is a trademark of Redback Networks Inc. All other products or services mentioned are the trademark, service marks, registered trademarks or registered service marks of their respective owners. Safe Harbor Statement under the Private Securities Litigation Reform Act of 1995 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 Redback Networks' expectations, beliefs, intentions or strategies regarding the future and including, without limitation, statements regarding Unwired's potential to become a national alternative local loop provider or Unwired's use of the SmartEdge products and the anticipated benefits to Unwired, including whether the network's reliability is improved, routing capabilities are acquired, better network control is provided, or time to market for future services is reduced. All forward-looking statements included in this document are based upon information available to Redback Networks as of the date hereof, and Redback Networks 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. These risks and other risks relating to Redback Networks' business are set forth in the documents filed by Redback Networks with the Securities and Exchange Commission (SEC), specifically the most recent report on Form 10-K, Form 10-Q, Form 8-K, Redback's Registration Statement on Form S-3 (File No. 333-114352), and amendments thereto, and the other reports filed from time to time with the SEC.