FOR IMMEDIATE RELEASE

BROADSOFT VoIP APPLICATION PLATFORM POWERS STAGE 2 NETWORKS' EXPANDING SUITE OF VOICE NETWORK SERVICES

Stage 2 Networks First U.S. Provider to Leverage Scalability Gained through BroadWorks Platform Run on Linux Operating System

Gaithersburg, MD, March 21, 2006 - BroadSoft, Inc., a leading provider of VoIP application software, today announced that Stage 2 Networks, a New York-based IP telephony business innovator, is using BroadSoft's VoIP application platform to support its suite of voice network services. Stage 2 is employing the BroadWorks® platform to deliver hosted PBX services to small and mid-size enterprise customers in the New York metropolitan area and will leverage the platform to expand its services to include business trunking and wholesale services nationwide.

The first U.S. service provider to deliver services over the BroadWorks platform that runs completely on the IBM BladeCenter system running the Linux operating system, Stage 2 selected the integrated approach as a scaleable, cost-effective switching solution. Stage 2 will partition the BroadWorks platform to offer wholesale services to multi-site customers, as well as delivery through direct and indirect sales channels.

"The BroadWorks platform positions us well in the rapidly growing market for IP telephony services," said Joe Gillette, CEO of Stage 2 Networks. "BroadWorks' scalability and advanced features were vital factors in deciding to add Business Trunking to our service offering as well as our decision to expand nationally. We continue to rely upon BroadSoft's six 9's of reliability which typifies the quality our customers have come to expect from us. For Stage 2 Networks, being customer-centric is not just a slogan. It's our culture. And BroadSoft helps us deliver the highest quality and reliability possible to keep our customers happy."

"Stage 2 has recognized the enormous scalability benefit gained by running the entire BroadWorks platform on Linux-based hardware, enabling Stage 2 to grow both its services and its markets," said Michael Tessler, president and CEO of BroadSoft. "This step shows Stage 2's skill in blending technological innovation with business vision and customer commitment to offer the advanced communications features customers need. Stage 2's deployment further endorses the strong market leadership position of the BroadWorks application platform."

"IBM is about providing innovative BladeCenter-powered solutions that help customers compete and win in their chosen markets," said Jim Pertzborn, vice president of Telecommunications Solutions, IBM Systems & Technology Group. "We are delighted that our collaborative efforts with BroadSoft have resulted in this remarkable achievement of helping Stage 2 Networks provide expanded telecommunication services to its small-to-midsized business clients nationwide."

About the BroadWorks Platform
BroadSoft's IMS-compliant BroadWorks® platform provides a comprehensive range of VoIP applications, including hosted PBX, IP Centrex, mobile PBX, business trunking and residential broadband services fully integrated into a single VoIP application platform. BroadWorks is uniquely capable of providing these applications with the reliability, redundancy, scalability and regulatory capabilities required to deliver carrier-class service.

About Stage 2 Networks
Stage 2 Networks, an IP Telephony business innovator, helps clients achieve extraordinary results using state-of-the-art Managed PBX solutions. Leveraging a unique approach, ground-breaking thinking and unmatched execution, Stage 2 leads its industry in delivering top business class, reliable and cost-effective solutions. Stage 2 works with clients that are driven to make a difference, looking for an edge in every area of their businesses, including telecommunications and the Internet.

About BroadSoft
BroadSoft's VoIP application software is revolutionizing the delivery of hosted telephony and multimedia services. Its flagship BroadWorks® technology empowers wireless and wireline carriers to deliver next-generation voice and multimedia applications and advanced features that increase revenue, enhance competitive differentiation and elevate customer satisfaction. BroadSoft's family of carrier-class software products delivers the scale, open architecture and reliability that the world's leading telecommunications companies demand to serve mission-critical enterprise and residential broadband customers. BroadSoft's customer base of 150 network operators, including BellSouth, Korea Telecom, Singtel, TDC, Telefónica de España, Telstra, Verizon and XO Communications, leads the industry with more than 1,750,000 lines deployed.

BroadSoft and BroadWorks are registered trademarks of BroadSoft, Inc.
All other names are trademarks of their respective companies.

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