“I can highly recommend the Data Domain Restorer. Our exchange admin loves not having to call back tapes for restores.” — Don Klebba
Storage Area Network Engineer
Quicken Loans Inc.

Press Release

Data Domain and Datalink Partner to Deliver Enterprise Data Protection

New Agreement with Datalink Extends Data Domain’s US Market Reach

PALO ALTO, CA and MINNEAPOLIS, MN — June 19, 2006 — Data Domain, the leading provider of capacity optimized storage (COS) solutions and Datalink (Nasdaq:DTLK), a leading independent information architect, today announced a new partnership agreement to provide Data Domain’s next generation data protection solutions to Datalink’s customers. Under the terms of the agreement, Datalink will add the full spectrum of Data Domain’s DD400 Enterprise Series to its suite of storage solution offerings.

With branch offices located throughout the United States, Datalink is a premier provider of data storage solutions. Fully focused on the rapidly expanding storage technology market, Datalink continues to grow at a rate in excess the annual growth rate of the industry. Data Domain leverages its industry leading capacity optimization technology to deliver next generation data protection solutions for data centers and enterprises of all sizes. With a rapidly expanding base of over 400 customers and over 1,000 systems deployed worldwide, Data Domain is leading the drive towards an end-to-end tapeless data protection infrastructure for the enterprise.

“With their national market presence and storage solution focus, Datalink is a significant new Data Domain partner with a broad base of customers who can benefit from the Data Domain value proposition,” said Frank Slootman, CEO and President at Data Domain. “The people at Datalink are storage specialists who have built their business by offering only best-of-breed solutions to their clients. Data Domain’s solutions have met their criteria and together, through our new partnership, we can enhance the effectiveness of next generation enterprise data protection strategies.”

All of Data Domain’s DD400 Enterprises Series systems employ the company’s industry-leading capacity optimization technology to deliver massive data reduction of more than 20x — providing the industry’s most cost-effective and network-efficient protection of enterprise class data. All Data Domain restorers and software options are easy and quick to deploy and support existing standard backup software deployments.

Datalink president and chief executive officer Charlie Westling said, “As an independent information storage architect, Datalink maintains the flexibility to choose from the best technologies available in the industry. By using Data Domain’s capacity optimized storage solutions, our customers are able to achieve highly cost-effective backups to disk for long-term data retention and extremely bandwidth efficient WAN vaulting.”

About Datalink

Datalink Corporation is a leading information storage architect. The company analyzes, designs, implements, and supports information storage infrastructures that store, protect, and provide continuous access to information. For more information about Datalink services, contact Datalink at (800) 448-6314, or visit Datalink online at http://www.datalink.com.

About Data Domain

Data Domain is the leading provider of Capacity Optimized Storage (COS) solutions, enabling reliable, cost-effective data protection for the enterprise. More than 400 companies worldwide use Data Domain’s award-winning disk-based backup and recovery storage systems. Data Domain’s Global Compression, data invulnerability and replication technologies offer breakthrough compression rates reducing the cost of disk-based backup and simplifying data recovery. Founded in 2001, Data Domain is a privately held company. For more information, visit Data Domain’s web site at www.datadomain.com. Data Domain is headquartered at 3400 Hillview Avenue, Palo Alto, California 94304 and can be contacted by phone at 1-877-622-2587 or e-mail at sales@datadomain.com.

Contact Information

Data Domain

Edward Luboja
914-698-1346
press@datadomain.com

Note: Data Domain and Global Compression are registered trademarks of Data Domain, Inc. All other brands, products, service names, trademarks or registered service marks are used to identify the products or services of their respective owners.