Xsigo Virtual I/O Receives Microsoft WHQL Certification

Gains industry's first WHQL-certification for a dedicated virtual I/O system

San Jose, CA, May 19, 2009 -- Xsigo Systems, the technology leader in data center I/O virtualization, today announced that the Microsoft Windows Hardware Qualification Lab (WHQL) has certified the Xsigo I/O Director, the first such certification issued for an I/O virtualization product. The Microsoft WHQL qualification indicates that the Xsigo I/O Director has met the standards of Microsoft and that the product has been designed to work with the Windows operating system.

"In today's dynamic data center, IT managers need the flexibility that Xsigo virtual I/O enables by allowing them to connect any of their servers to any storage and network resource, and do it in real time." said Cheng Tang, VP of engineering at Xsigo. "By meeting the rigorous interoperability standards required for Microsoft WHQL certification, we have demonstrated that Xsigo virtual I/O provides a seamless, transparent path for server connectivity."

The Xsigo I/O Director is purpose built to deliver dynamic connectivity, allowing data center users to connect any server to any network or storage device in seconds, without the restrictions of I/O cards, cables, and switch ports. Benefits of the solution include:

• Dynamically configures storage and network connectivity to any server in real-time
• Provides 1G Ethernet, 10G Ethernet, and Fibre Channel connections
• Eliminates 70% of the cards, cables and switch ports
• Reduces I/O capital costs by 50%
• Allows connectivity changes to be completed in seconds rather than hours or days

Xsigo virtual I/O also eliminates performance bottlenecks with dynamic bandwidth allocation that delivers performance on-demand to I/O connections over a high-speed 20Gbs fabric. Xsigo virtual I/O incorporates quality of service features that enhance application performance by reducing the risk of I/O resource contention.

About Xsigo Systems
Xsigo Systems, Inc. is a technology leader in Data Center I/O Virtualization, helping organizations reduce costs and improve business agility. Xsigo's VP780 I/O Director consolidates server connectivity with a solution that provides unprecedented management simplicity and interoperability with open standards. By using Xsigo, it is estimated that large data centers can reduce server-related operational expenses by 80%, cut capital costs by 50%, and use 70% less cabling. The privately held company is based in Sunnyvale, CA and funded by Kleiner Perkins, Khosla Ventures, Greylock Partners, and North Bridge Venture Partners. For more information, contact Xsigo at 408-329-5600, or visit www.xsigo.com.

Learn more about the Xsigo I/O Director here.