Industry Analyst Report Demonstrates NetApp® Market Success

Company Gains Share in Networked Storage, SAN, NAS and iSCSI Markets

AUSTRALIA, Sydney - 14 June, 2007 Network Appliance, Inc. (NASDAQ: NTAP) today announced that it has gained revenue and capacity share in all of its key storage markets in the first calendar quarter of 2007. According to IDC's Worldwide Quarterly Disk Storage Systems Tracker Q1 2007,¹ NetApp grew revenue and capacity faster than the networked storage market both sequentially (Q4'06-Q1'07) and year over year (Q1'06-Q1'07). NetApp gained revenue share in networked storage, growing to a 10.5% share in Q1 2007, up from a 9.3% share at year-end 2006. NetApp also gained capacity share in networked storage, growing to 20.4% from 17.5% in the same period.

In Fibre Channel (FC) SAN, NetApp continues to grow faster than the market in both revenue and capacity, both sequentially and year over year. This is the 5th consecutive quarter in which NetApp has grown faster than the FC SAN market in revenue. Sequentially, the FC SAN market revenue dropped 10.4%, while NetApp grew 12.6%. Year over year, the FC SAN market revenue grew 12.6%, while NetApp grew 103.0%. NetApp dramatically outpaced the FC SAN market in terms of capacity, growing at 263.7% year over year, compared to market growth of 57.1% during that period.

In its core NAS market, NetApp grew faster than the market sequentially in terms of both revenue and capacity. Sequentially, the NAS market revenue dropped 8.0%, while NetApp grew 10.7%. NetApp continues to lead the NAS market in terms of capacity, with a 39.3% share in Q1 2007, up from a 32.4% share in Q4 2006.

NetApp demonstrated continued leadership in the iSCSI market in terms of revenue and capacity, with first-place market share for Q1 2007 in capacity shipped (33.3%) and in revenue (24.3%). In Q1 2006 the iSCSI market revenue grew 8.6% sequentially, while NetApp grew 14.9%.

"The increased revenue and capacity market share NetApp gained this quarter in the network storage, SAN, NAS and iSCSI markets demonstrates the innovation and value NetApp is delivering to the data centre," said Elisa Steele, vice president of Corporate Marketing at Network Appliance. "We strive to continually provide our customers with data management solutions that will improve upon their total cost of ownership and simplify complex IT storage environments."

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-au.netapp.com.



¹IDC Worldwide Quarterly Disk Storage Systems Tracker Q1 2007

"Safe Harbor" Statement under U.S. Private Securities Litigation Reform Act of 1995
The statement regarding NGS professional services and support for SnapManager for Microsoft SharePoint Office 2007 being available in the summer of 2007 is a forward-looking statement within the means of the U.S. Private Securities Litigation Reform Act of 1995. Forward-looking statements include any statement regarding future events or the future financial performance of Network Appliance, Inc. that involves risks or uncertainties. In evaluating these statements, readers should specifically consider various factors that could cause actual events or results to differ materially from those indicated, including without limitation: product availability may be impacted by changes to software development and release schedules, or continuing decline in the general economic conditions, customer demand for products and services, customer acceptance of product architectures, increased competition, inherent risk in the international operations, and other important factors as described in Network Appliance, Inc. reports and documents filed from time to time with the Securities and Exchange Commission, including its mostly recently submitted 10-K and 10-Q.

Media Contacts:
Mark Heers
Director Marketing and Alliance
Network Appliance
Tel: +61 2 9979 5623
mheers@netapp.com

Rachel York
Max Australia
Tel: +61 2 9954 3492
Rachel.york@maxaustralia.com.au