CommVault Systems Announces Data Protection for EMC CLARiiON Network Attached Storage (NAS) Systems

— Leading CommVault Galaxy Software Qualified With EMC CLARiiON IP4700, Delivers Reliable, Browser-based Data and Storage Management —

OCEANPORT, N.J. — June 27, 2001 — CommVault Systems Inc, today announced the availability of the CommVault^® Galaxy™ data and storage management software solution for EMC^® (NYSE: EMC) CLARiiON^® Network Attached Storage (NAS) systems. The qualification of CommVault Galaxy software with EMC CLARiiON^® IP4700 networked storage systems offers customers a pre-tested, easy-to-use, data protection solution that scales to handle multiple terabytes of capacity, delivering lower administration cost, significantly better access to application data and drastically improved backup and recovery flexibility. Based on the industry-standard Network Data Management Protocol (NDMP), CommVault Galaxy offers customers a single solution for managing Microsoft^® Windows^® and UNIX^® backup and recovery from an intuitive browser-based interface.

CommVault Galaxy software provides customers with fast, reliable protection of heterogeneous data residing on EMC CLARiiON IP4700 networked storage systems. The CommVault Galaxy solution also delivers enhanced media management that allows customers to better leverage their investment by configuring libraries to be shared between EMC CLARiiON IP4700s and other servers.

"Through the EMC E-Infostructure™ Developers Program, CommVault has leveraged features of EMC's advanced storage technology to deliver complementary solutions that provide enterprise-class reliability and performance for our customers," said Linda Wright, Senior Director of Global Alliances, EMC. "CommVault's qualification of its Galaxy software with the CLARiiON IP4700 supports EMC’s commitment to provide customers with a leading networked storage architecture."

From Galaxy's Java-based unified console, administrators can simultaneously set storage policies, monitor events, and seamlessly enhance the availability of critical business information on EMC CLARiiON IP4700s, without the need for separate 'bolt-on' options or the need to tab between screens or interfaces. As a result, the blend of EMC CLARiiON IP4700 storage system and the CommVault Galaxy solution is much easier to use, requires less training, offers better performance and improves application data availability.

"CommVault's continued technical efforts and developments through EMC's E-Infostructure Developers Program has enabled us to deliver advanced data and storage management solutions to our mutual customers," said Anand Prahlad, vice president of product development, CommVault Systems. "CommVault's qualification of Galaxy for the EMC CLARiiON IP4700 enables us to provide seamless core-to-edge storage infrastructure backup and recovery solutions for UNIX and Microsoft servers."

"CommVault is proud to be teaming with EMC to provide seamless solutions with advanced data and storage management for our customers," said Eric Rice, director of business development, CommVault Systems. "This solution enables both companies to effectively meet customer requirements for software and hardware solutions that maximize the value of their IT infrastructures."

About CommVault Systems
CommVault Systems, Inc.^® is a worldwide leader in providing enterprise-wide storage management solutions for client/server environments. The company's singular focus is creating and implementing fast, reliable, and easy-to-use storage management solutions to meet customer's data management requirements. The company's software products seamlessly ensure the reliable, rapid restoration of files, business-critical applications, and today's most popular databases. Information on CommVault is available on the World Wide Web at www.commvault.com or by calling (732) 870-4000. CommVault's corporate headquarters is located in Oceanport, New Jersey in the United States.

CommVault, CommVault Systems, CommVault Galaxy, CommServe StorageManager, MediaAgent, iDataAgent, CommCell and the CommVault logo are trademarks and may be registered trademarks in some jurisdictions of CommVault Systems, Inc.

EMC and CLARiiON are registered trademarks, and E-Infostructure is a trademark of EMC Corporation. Other trademarks are the property of their respective owners.

Microsoft is either a registered trademark or trademark of Microsoft Corp. in the United States and/or other countries. Other product and company names herein may be trademarks of their respective owners.