Network Appliance to Present at the Lehman Brothers Technology Conference on December 6, 2006

Sunnyvale, Calif. - December 1, 2006 -- Network Appliance, Inc. (NASDAQ: NTAP), a leader in advanced networked storage solutions, today announced that Tom Georgens, Executive Vice President and General Manager, Enterprise Storage Group, will present at the Lehman Brothers Technology Conference in San Francisco, CA on Wednesday, December 6, 2006, at 9:30 a.m. Pacific Time.

A live audio Webcast of the presentation will be available at http://investors.netapp.com. The audio Webcast archive of the event will be available until 12:00 p.m. Pacific Time on December 13, 2006.

About Network Appliance
Network Appliance is a world leader in unified storage solutions for today's data-intensive enterprise. Since its inception in 1992, Network Appliance has delivered technology, product, and partner firsts that simplify data management. Information about Network Appliance™ solutions and services is available at www.netapp.com.

Press Contact:
Jodi Baumann
Network Appliance, Inc.
(408) 822-3974
Jodi.Baumann@netapp.com

Investor Contact:
Billie Fagenstrom
Network Appliance, Inc.
(408) 822-6428
billief@netapp.com