Press Release

BROADSOFT AND TELICA COMPLETE INTEROPERATBILITY TO PROVIDE IP-CENTREX SERVICES

BroadSoft™ Achieves Certified Partner Status in Telica's Total Solution Alliance Program

MARLBORO, MA AND GAITHERSBURG, MD - March 19, 2002 -Telica, Inc., a leading provider of softswitch-based voice and data switching products, and BroadSoft, Inc., a leader in voice applications and servers, today announce that the two companies have successfully completed Session Initiation Protocol (SIP) interoperability testing therefore advancing BroadSoft to Certified Partner status in Telica's Total Solution Alliance Program. To achieve the Certified Partner level, BroadSoft's BroadWorks™ services platform and Telica's Plexus™ 9000 voice packet switch passed rigorous interoperability tests in providing next-generation Class 5 VoIP services implementing the industry-standard SIP interface definition.

"With the successful interoperability of BroadWorks and Telica's Plexus 9000, our companies are offering carriers a tremendous market advantage through superior technology solutions and service differentiation, said Michael Tessler, CEO and president, BroadSoft. "Achieving interoperability with leading vendors such as Telica is fundamental to the proliferation of enhanced packet-based voice solutions. We look forward to working with Telica to help our service provider customers deliver advanced voice solutions to market."

Telica's Total Solution Alliance Program provides carriers a framework for certified interoperability guaranteeing end-to-end Class 5 and Class 4 solutions for TDM, IP and ATM voice infrastructures. BroadWorks is the industry's first complete set of voice applications and servers designed to enable service providers to deliver basic and enhanced voice services to enterprises of any size. The BroadWorks product family provides support for media-oriented applications such as voice mail, conferencing, and auto attendant as well as personal calling functions such as selective call forwarding and notification, call transfer, and simultaneous ringing. In addition to the comprehensive set of services, BroadWorks empowers service providers with the ability to use the web to conduct administrative functions via BroadWorks' web-based portal, CommPilot™. Telica's Plexus 9000 is a carrier-grade voice and data switch that includes all the elements of a softswitch-based solution, including media gateway, media gateway controller and signaling gateway, to provide Class 4 and Class 5 switching services. Telica's Plexus 9000 switching platform simultaneously handles the evolving mix of TDM, ATM or IP subscriber or network-based traffic.

"The addition of SIP support to the Plexus 9000 is a strategic advancement for Telica," stated John St. Amand, CEO and president of Telica. "Partnering with BroadSoft, we can now offer our customers the ability to deploy new IP-based voice services such as IP-Centrex in addition to traditional voice services that the Plexus 9000 currently offers, such as Local Number Portability, E800, MF & E911 and CLASS services. This arms our customers with a suite of new capabilities to aggressively compete in the marketplace and more importantly, generate new revenue in today's challenging economic climate. Telica is excited to work with such a successful and innovative company as BroadSoft."

ABOUT TELICA
Telica provides softswitch-based voice and data switching products for today's evolving telecommunications networks. The company's Plexus™ 9000 is a carrier-grade system that includes a media gateway, media gateway controller and signaling gateway to provide Class 4/5 switching for the PSTN as well as ATM and IP networks -- all in a distributed softswitch model or an integrated open solution. Breakthrough levels of performance, reliability and scalability assure the highest quality of service while easily accommodating subscriber growth. Telica, founded in 1998 and currently deployed with 18 customers, is headquartered in Marlboro, MA with offices throughout the United States and Canada. For more information on Telica, visit www.telica.com.

ABOUT BROADSOFT
BroadSoft, Inc., is the leader in voice applications and servers for service providers. BroadWorks, the company's flagship product, allows service providers to rapidly and economically design and deploy web-enabled enhanced telephony services to their customers. BroadSoft has received extensive industry recognition including recognition as a "Hot Start-Up" by America's Network and Telecommunications magazines, two of the leading telecommunications industry publications. BroadWorks was also recognized as Product of the Year by Communications Solutions and Internet Telephony magazines. BroadSoft is located near Washington, DC, in Gaithersburg, Maryland, and also maintains a research and development facility in Montreal, Canada. Additional information can be found at www.broadsoft.com.

For further information contact:

BroadSoft
Sarah Phillips
Telica, Inc.
+ (508) 804-8135
sphillips@telica.com

Marcie Cheney
For BroadSoft, Inc.
KG Communications
+ (703) 760-0900 x102
marcie.cheney@broadsoft.com

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Telica, the Telica logo and Plexus are trademarks of Telica, Inc. BroadSoft, BroadWorks and CommPilot are trademarks of BroadSoft, Inc. Other trademarks or registered trademarks are property of their respective owners.