WHO'S CALLING SELECTS TELESYS MACH7-HA PLATFORM FOR REAL-TIME INTERACTIVE CALL MEASUREMENT & MONITORING SERVICES

teleSys Software announced today that Who's Calling has selected its MACH7-High Availability (HA) Platform to enhance their real-time interactive business-to-business call measurement and monitoring services. The MACH7-HA platform provides a highly available turnkey system, with the necessary Application Programming Interfaces (APIs) to easily add their own network service applications.

"We selected the teleSys platform because of their signaling expertise in the telecommunications industry," says Dan Horton, CTO of Who's Calling. "After evaluating many vendors, we selected the MACH7-HA platform because its performance, High Availability, and distributed MTP3 layer, which will enhance the performance of our product.

The MACH7-HA Platform is a high availability platform for network equipment providers, application developers, system integrators and service providers. The platform's open system architecture offers benefits to companies deploying new network-based applications, including "24x7" operations, cost-effective open platforms, major protocols in the SS7 and IP networks, and greater than 99.999% (5 Nines) availability.

Who's Calling offers both standard and enhanced service subscriptions services. Standard service is a fully loaded call monitoring and measurement program that generates more than 25 reports with detailed information for every inbound call, even those that do not connect due of busy signals or hang-ups. Enhanced service features include Who's Calling's Voice View and Caller View options. Voice View, a real-time interactive call recording system, allows client firms to listen to calls via the Internet or the telephone in order to evaluate customer service responsiveness and provide specific training to improve customer-handling skills. Caller View provides name and address detail for every inbound call, thereby enhancing sale leads and direct mail opportunities.

"This agreement further demonstrates our ability to provide a complete SS7 suite of products for the telecommunications market," says Bobby Bahl, CEO of teleSys Software. "teleSys MACH7-HA Platform will help to solidify Who's Calling as the leader in the emerging call measurement & monitoring services market "

About teleSys Software
teleSys is the Premier Provider of solutions for the Next-Generation Intelligent Network, delivering open-systems software and hardware. teleSys is a privately held corporation based in Burlingame CA. teleSys' products support multiple protocol architectures and run on highly available open-systems platforms. teleSys' products change the reliability and availability paradigm by delivering greater than 99.999% (5 Nines) availability in a software-based solution. teleSys has successfully developed and integrated a set of network elements that have been deployed in the networks of major wireless carriers. Additional information is available at www.telesys.com

About Who's Calling
Who's Calling is a leading provider of business-to-business call measurement and monitoring services that utilizes proprietary patent-pending technology to deliver real-time data with 100% accuracy. The company's technology enhances sales performance by measuring advertising effectiveness, generating ad lead tracking, monitoring and improving customer service responsiveness, leveraging contact information and providing primary research. Who's Calling has a nation-wide client base of more than 1,000 businesses, including Toyota Motor Sales, AMS Mortgage, AutoTrader.com and Swift Transportation. Additional information on Who's Calling is available at www.whoscalling.com.

# # #