SAN JOSE, Calif. - December 10, 2007 - Cisco® today announced that AT&T has selected the Cisco Carrier Routing System (CRS-1) as the core platform of its IP/MPLS backbone network. The AT&T network delivers voice, video, data and mobility services to residential and business customers worldwide.

"High availability and scalability are extremely important to AT&T as our customer base and service portfolios continue to grow," said Kaveh Hushyar, senior vice president, Network Planning & Engineering at AT&T. "The Cisco CRS-1 meets our and our customers' needs in this regard, and will help us continue to lead the industry in delivery of residential and business services."

The Cisco CRS-1 is designed to enable continuous system operation, unprecedented service flexibility, and system longevity. Powered by Cisco IOS XR Software, it also offers unprecedented system capacity. The CRS-1 marks a new era in carrier IP communications by powering the foundation for IP networks today while protecting investments for decades to come.

"We are extremely pleased that AT&T has selected the Cisco CRS-1 as the core of its multinational network supporting advanced IP services," said Tony Bates, senior vice president and general manager of the service provider technology group at Cisco. "We look forward to continuing to work with AT&T as its customer base and service portfolio continue to expand."

For more information about the Cisco CRS-1, please visit the Cisco Website: http://www.cisco.com/en/US/products/ps5763/index.html

For additional information and insight into Cisco service provider strategy, please visit the Cisco service provider blog, SP360: http://blogs.cisco.com/sp/