Network Appliance Appoints Alan L. Earhart to Board of Directors

Sunnyvale, Calif. - December 14, 2004 -- Network Appliance, Inc. (NASDAQ: NTAP), the leader in advanced networked storage solutions for today's data-intensive enterprise, today announced that Alan L. Earhart, Silicon Valley Office former managing partner of PriceWaterhouseCoopers (PwC), has joined its board of directors. Earhart's appointment brings the number on the Network Appliance board to nine.

"We are pleased to welcome Alan to the board of directors," said Dan Warmenhoven, CEO of Network Appliance. "His breadth of experience with numerous high-profile technology companies will help Network Appliance as we continue to enhance our leadership position in enterprise storage."

"It is an honor to be a part of the board of directors of a leading company like Network Appliance," said Earhart. "I am excited to help the company reach its next level of success and begin working with its incredibly talented management team and board members."

Much of Earhart's distinguished career in Silicon Valley has been spent in various positions at Coopers & Lybrand, including San Francisco regional managing partner, San Jose Office managing partner, technical consulting partner, and chairman of Coopers & Lybrand's National Venture Capital Industry Group. During his time at PwC, Earhart served such clients as Ampex, Cisco, Convergent Technologies, Legato, Polycom, and Varian Inc. Earhart currently serves as chairman of the audit committee on the boards of Quantum Corporation, Foundry Networks, and Monolithic Power Systems.

Earhart has a bachelor of science degree in certified public accounting from the University of Oregon.

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 continue to drive "The evolution of storage.™" Information about Network Appliance™ solutions and services is available at www.netapp.com.

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