Network Appliance Selects TIBCO Software to Support Enterprise
System Initiatives

TIBCO Technology Enables Network Appliance to Integrate Its Internal
Enterprise Systems Without Disrupting Its
Business

PALO ALTO, Calif., July 24 /PRNewswire/ -- Advancing its leadership in the
application integration space, TIBCO Software Inc. (Nasdaq: TIBX -
news), a leading provider of real-time infrastructure software for
e-business, announced today Network Appliance, Inc. (Nasdaq: NTAP - news), the
leading provider of network-attached data access and content management
solutions, has selected the TIBCO ActiveEnterprisec e-business product
suite to integrate its internal enterprise systems and applications. As a
fast growing company, Network Appliance has been continually implementing
best-in-class enterprise systems such as enterprise resource planning,
customer resource management, human resources and manufacturing applications.
To integrate these disparate systems and ensure that the right people within
Network Appliance have access to the information they need, Network
Appliance turned to TIBCO.

``We need an integration tool that will not only enable us to share
information internally, but will also enable us to extend access to this
information beyond
our corporate firewalls, as we expand our e-commerce capabilities,'' said Ric
McCormick, director of business applications for Network Appliance.
``TIBCO's proven e-business solutions provide us with the scalability,
security and reliability we need to ensure that our technology infrastructure
can
keep up with our business growth, and just as important, that our vital
business processes not be disrupted as we continue to implement new
solutions.''

``To be successful e-businesses, companies need a highly efficient
information infrastructure that connects every system and process in the
enterprise,''
said Fred Meyer, vice president of product management for TIBCO Software.
``TIBCO ActiveEnterprise is helping leading companies like Network
Appliance further leverage their front-end and back-end IT systems and bring
those systems closer to customers and partners over the Web.''

About TIBCO ActiveEnterprise

The core of TIBCO's real-time software infrastructure offering is the TIBCO
ActiveEnterprise suite, designed for building a complete, end-to-end
Internet and enterprise infrastructure that successfully scales to the most
demanding business information networks. It provides a real-time e-business
integration platform that encompasses data integration and transformation,
business process coordination, messaging, enterprise portals and alerting,
adapters for legacy, packaged and third-party applications, plus enterprise
monitoring and management.

About Network Appliance

Network Appliance, Inc., a veteran in network file serving and caching, has
been providing data access solutions since 1992, and is a member of both the
S+P 500 and Nasdaq 100 index. Major corporations and ISPs, including Lycos,
Yahoo!, Citicorp Securities, Siemens, Lockheed, Cisco, Motorola, and
Texas Instruments have deployed NetApp solutions. NetApp Internet caching
solutions (NetCache(TM) appliances) and file servers (filers) deliver fast,
simple, reliable, and cost-effective access to network-stored data and enable
simultaneous shared file services for UNIX, Windows NTc, and the World
Wide Web.

The company pioneered the concept of the ``network appliance,'' an extension
of the industry trend toward dedicated, specialized products that perform
a single function. Network Appliance filers and NetCache appliances are based
on the company's innovative data access software known as the Data
ONTAP(TM) operating system and standards-compliant hardware.

About TIBCO Software

TIBCO Software Inc. is a leading provider of real-time e-business
infrastructure software. TIBCO's three product lines -- TIBCO
ActiveEnterprisec,
TIBCO ActiveExchange(TM) and TIBCO ActivePortal(TM) -- enable businesses to
integrate enterprise applications, interact with other businesses in
B2B commerce, and efficiently deliver personalized information through
enterprise portals. TIBCO's products enable the real-time distribution of
information through patented technology called The Information Busc, or TIBc.
TIB technology was first used to digitize Wall Street and has since been
adopted in diverse industries including telecommunications, electronic
commerce, manufacturing and energy. TIBCO's global client base includes more
than 1,000 customers from around the world such as Cisco Systems, Yahoo!,
Ariba, NEC, 3Com, Sun Microsystems, SAP, Philips, AT&T and
AOL/Netscape. Headquartered in Palo Alto, California, TIBCO can be reached at
650-846-1000 or on the web at www.tibco.com.

NOTE: Network Appliance is a trademark of Network Appliance, Inc. in the
United States and other countries. TIBCO, TIBCO ActiveEnterprise,
TIBCO ActiveExchange, TIBCO ActivePortal, The Information Bus and TIB are
trademarks or registered trademarks of TIBCO Software Inc.

Legal Notice Regarding Forward-Looking Statements: This release may contain
forward-looking statements regarding TIBCO's business, customers or
other factors that may affect future earnings or financial results. Actual
results could differ materially from those projected in such forward-looking
statements. Additional information concerning factors that could cause our
actual results to differ materially from those contained in the
forward-looking
statements can be found in TIBCO Software's filings with the Securities and
Exchange Commission (``SEC''), including but not limited to its registration
statement on Form S-1 which was filed with the SEC, and the most recent
reports on Forms 10-Q and 10-K, which identify important risk factors that
could cause actual results to differ from those contained in the
forward-looking statements including limited independent operating history,
history of
losses, unpredictability of future revenue, dependence on a limited number of
customers, relationship with Reuters Group PLC, rapid technological and
market changes, risks associated with infrastructure software and volatility
of stock price. Copies of filings made with the SEC are available through the
SEC's electronic data gather analysis and retrieval system (EDGAR) at
www.sec.gov. TIBCO assumes no obligation to update the forward-looking
statements included in this document.