Cistera Networks Chief Technology Officer To Discuss Benefits Of Hosted Application Services At Sylantro Global Summit 2007.

Session to highlight new ways to generate revenue with advanced application services 

DALLAS -- Cistera Networks, Inc.[R] (OTCBB: CNWT), a leading provider of enterprise application platforms and engines for IP Communications, today announced that Greg Royal, the company's founder and chief technology officer, will conduct a presentation on "The Next Wave in Revenue" for Hosted Application Services during the Sylantro Global Summit 2007, Sept. 30 to Oct. 2, at The Mirage Hotel in Las Vegas.

"Hosted Application Services have a tremendous potential to generate new sources of revenue for service providers, and Cistera Networks is leading the way," said Royal. "Our presentation will discuss how IP Communications can deliver highly advanced solutions to call centers that were previously available only to customer premise solutions. In addition to the innovative capabilities that our Hosted Solutions offer, we will share how our quality assurance and compliance solutions solve real customer challenges like recording, monitoring, reporting and archiving of corporate data."

The presentation complements the summit's theme of "Reinventing Voice," which focuses on bridging traditional voice, mobility and Web applications across converging networks and multiple devices. Participants will gain actionable knowledge, including how enhanced application platforms and services can drive revenue opportunities for service providers.

Sylantro Global Summit 2007, taking place Sept. 30 to Oct. 2, at the Mirage Hotel in Las Vegas, is an annual global gathering of service providers and communications executives focused on addressing carrier transformation. Attendees will hear the latest about hosted voice, mobility and Web services, see the latest in applications, unified communications and collaboration, and listen to real-world case studies on FMC and IMS in an intimate, high-touch atmosphere.

"We appreciate Cistera Network's participation in and commitment to the Sylantro Global Summit," said John Trobough, SVP of Solutions, Sylantro Systems. "As a gold sponsor, Cistera joins fellow communications market leaders at the Global Summit who are providing application platforms and services, and leading solutions to service providers and others making investments in hosted voice, mobility and Web services."

Cistera Networks and the award-winning Cistera ConvergenceServer[TM] offer Quality Assurance and Compliance, Event Alerting and Notification, and Unified Communication solutions, providing value-added applications based on Sylantro's Synapps Web Services. Cistera and Sylantro are working to jointly bring to market comprehensive solution sets for multiple vertical markets, including financial services, healthcare, education and government.

About Cistera Networks, Inc.

Cistera Networks, Inc.[R] (OTCBB: CNWT) makes Application Driven Telephony a reality by setting the new standard in advanced IP phone application platforms and engines for the Enterprise IP Communications environment. The award-winning Cistera ConvergenceServer[TM] (CCS) uses the industry-leading Cistera Enterprise Platform for IPT to provide Unified Application Administration, as well as Fault and Performance Management for enterprise IPT Application deployments. Cistera provides next-generation solutions for numerous vertical markets including education, finance, healthcare and government. Cistera Networks maximizes IP phone capabilities, taking the communications platform to an entirely new level. For more information, please visit www.cistera.com and www.cisteraexperience.com.

About Sylantro Systems Corp.

Sylantro Systems provides the leading Multiplay Application Feature Server enabling new converged hosted service offerings across fixed, mobile, and cable networks. Sylantro's Synergy platform and Synapps Web Services offer operators a carrier-grade, feature rich, web services-enabled common capability for delivering unified communication and multi-media collaboration services. Sylantro customers include AT&T, China Netcom, KT, Nuvox, QWEST, StarHub, Swisscom and others. Sylantro is headquartered in Campbell, Calif. For more information on Sylantro please visit www.sylantro.com and for more information on the Sylantro Global Summit, please go to http://www.sylantro.com/gs2007/.

This release may be deemed to contain forward-looking statements that are subject to the safe harbor provisions of the Private Litigation Reform Act of 1995. These forward-looking statements include, among other things, statements regarding future events and the future financial performance of Cistera Networks that involve risks and uncertainties. Readers are cautioned that these forward-looking statements are only predictions and may differ materially from actual future events or results. Readers are referred to the documents filed by Cistera Networks with the SEC, specifically the most recent reports on Form 10-K and 10-Q, each as it may be amended from time to time, which identify important risk factors that could cause actual results to differ from those contained in the forward-looking statements.