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Juniper Networks, Inc. Schedules Q3'07 Conference Call Webcast for October 23, 2007

SUNNYVALE, Calif., September 28, 2007 - Juniper Networks, Inc. (NASDAQ: JNPR), the leader in high-performance networking, today announced it will release financial results for the third quarter ending September 30, 2007, on October 23, 2007 after the close of the market and will host a conference call at 1:45 p.m. (Pacific Time), to be broadcast live over the Internet. To participate via telephone, the dial-in number is 800-926-4402, or 415-226-5358 for international callers. Please call ten minutes prior to the scheduled conference call time. The webcast will be available at https://www.juniper.net/company/investor/conferencecall.html.

The conference call will be archived on the Juniper Networks website until December 14, 2007. A replay will be accessible by telephone after 4:00 p.m. Pacific Time through October 30, 2007 by dialing 800-633-8284 (or 402-977-9140), reservation number, 21351033. The replays will be available 24 hours/day, including weekends.

About Juniper Networks, Inc.

Juniper Networks, Inc. is the leader in high-performance networking. Juniper offers a high-performance network infrastructure that creates a responsive and trusted environment for accelerating the deployment of services and applications over a single network. This fuels high-performance businesses. 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. All other trademarks, service marks, registered trademarks, or registered service marks are the property of their respective owners.