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Juniper Networks, Inc. Announces Common Stock Buyback

SUNNYVALE,CA - February 13, 2006 - Juniper Networks, Inc. (NASDAQ: JNPR) today announced it has repurchased common stock as part of a previously announced program to repurchase up to $250 million of the company's common stock. From January 30, 2006 through February 13, 2006 Juniper Networks repurchased 8,400,000 common shares at an average price of $18.42. A total of 11,268,600 common shares were repurchased by the company since the inception of the plan, equating to approximately $218 million at an average price of $19.38.

About Juniper Networks, Inc.

Juniper Networks is the leader in enabling secure and assured communications over a single IP network. The company's purpose-built, high performance IP platforms enable customers to support many different services and applications at scale. Service providers, enterprises, governments and research and education institutions worldwide rely on Juniper Networks to deliver products for building networks that are tailored to the specific needs of their users, services and applications. Juniper Networks' portfolio of proven networking and security solutions supports the complex scale, security and performance requirements of the world's most demanding networks. Additional information can be found at www.juniper.net.

Juniper Networks and the Juniper Networks logo are registered trademarks of Juniper Networks, Inc. in the United States and other countries.