Network Appliance to Present at the Bank of America Investment Conference on September 20, 2006

Sunnyvale, Calif. - September 15, 2006 -- Network Appliance, Inc. (NASDAQ: NTAP), a leader in advanced networked storage solutions, today announced that Dan Warmenhoven, Chief Executive Officer, will present at the Bank of America Investment Conference in San Francisco, CA on Wednesday, September 20, 2006, at 11:30 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 September 27, 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@netapp.com

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