Zultys Receives Unified Communications® Magazine’s

MX250 IP PBX Recognized for Outstanding Innovation

Sunnyvale, CA, March 17, 2009 — Zultys, the premier developer and manufacturer of pure SIP-based Unified Communication solutions for businesses and enterprises, today announced that the company has been recognized with the 2008 Product of the Year Award from Unified Communications magazine (Technology Marketing Corporation--TMC®) for innovations to its family of advanced IP PBX products (such as the MX250 and MX30) and Unified Communications solutions.

“It’s very gratifying to be recognized by Unified Communications magazine
with the 2008 Product of the Year Award for the difference we’re making in
the global Unified Communication Marketplace,” said Steve Rothenberg, CEO of Zultys. “We’ve seen a warm reception by the market to the innovations we’ve made to our all-in-one IP PBX products, and the new features and capabilities we’ve been introducing that make it easier than ever to deploy and maintain organization-wide UC services that really impact a company’s bottom line. We’re continuing the momentum with our upcoming Release 5.0 with features such as “Find Me, Follow Me,” and MXconnect™ -the ability to make any phone, anywhere, your personal business phone, and much more.”

“Zultys has proven they are committed to quality and excellence while addressing real needs in the marketplace. Unified Communications is pleased to grant a 2008 Product of the Year Award to their MX250 IP PBX and the innovations in their Release 4.0 series of enhancements,” said Rich Tehrani, TMC President and Editor-in-Chief of Unified Communications magazine. “We’re pleased to honor their hard work and accomplishments, and look forward to more innovative solutions from Zultys in the future.”

A full list of Product of the Year winners will be published in the March/April, 2009 issue of Unified Communications magazine, http://www.uc-mag.com/.

For more information about TMC, please visit www.tmcnet.com.

About Zultys Inc.
Zultys, Inc. is showing what's possible for Open Standards IP communications, telephony and productivity enhancing collaboration. Our Open Standards IP technology is the building block for our award-winning IP PBX systems. Zultys develops products that enable companies and organizations in over 110 countries and 19 languages to deploy integrated communications systems.

Please visit http://www.zultys.com/ for additional information.

About Unified Communications magazine
Launched in July 2007, Unified Communications magazine is devoted to
educating enterprise decision makers on why and how they need to deploy
unified communications (UC) solutions. Every issue of Unified
Communications magazine features a comprehensive news section; case
studies of successful deployments and lessons learned; interviews with
leading hardware and software companies; and an 'industry' section,
featuring analysis of important mergers and acquisition, partnerships and a
Wall Street perspective on the unified communications market. Unified
Communications has a readership of 100,000.

For more information, please visit http://www.uc-mag.com.

About TMC
Technology Marketing Corporation (TMC) is a global integrated media
company helping our clients build communities in print, in person and
online. TMC publishes Customer Interaction Solutions, INTERNET
TELEPHONY, Unified Communications, and NGN Magazine. TMCnet, TMC's
Web site, is the leading source of news and articles for the communications
and technology industries. TMCnet is read by two to three million unique
visitors each month worldwide, according to Webtrends. Ranked 2,724 by
Quantcast, TMCnet is in the top .03% most visited Web sites in the US. In
addition, TMC produces ITEXPO, 4GWE Conference, DigiumAsterisk World
and Communications Developer Conference. TMC also recently launched new
industry-specific Web sites: IT.TMCnet.com, Cable.TMCnet.com,
Robotics.TMCnet.com, Satellite.TMCnet.com, Green.TMCnet.com.

For more information about TMC, visit www.tmcnet.com.
Zultys Media Contact: TMC Contact:
Steve Morrison Jan Pierret
Tel: +1 408-328-0450 x114 +1 203-852-6800 x 228
steve.morrison@zultys.com jpierret@tmcnet.com
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Avistar Adds Zultys to Its Growing List of Industry Leading Technology PartnersZultys Licenses the Avistar C3 Media Engine™ – Power

San Mateo, Calif., March 11, 2009 -- Avistar Communications Corp. (Nasdaq: AVSR), a leaderin unified visual communications solutions, announced today that Zultys, Inc., a leading providerof all-in-one unified communication solutions, will integrate Avistar’s C3 Media Engine and makeit available to its customers around the world. Through this agreement, Zultys customers willhave the ability to add best-in-class desktop videoconferencing to their unified communicationssystems. Zultys plans to launch the integrated solution in the fall of 2009.Simon Moss, CEO of Avistar, said, “After a thorough and competitive review, Zultys selectedAvistar. Zultys is recognized for its innovative, open standards IP communications andtelephony products. Avistar C3™ will help Zultys open new revenue streams and provideimportant new videoconferencing features that will strengthen its positioning in its marketsworldwide.”“Videoconferencing provides the ROI our customers are looking for as part of their unifiedcommunications solutions, especially in a down economy, where travel is well scrutinized,” saidSteve Morrison, Vice President, Product Marketing, Zultys. “Avistar C3 augments our line ofVoIP and web conferencing products, empowering our customers to collaborate and takeaggressive action to remain competitive.”Avistar C3 Media EngineBased on the award-winning Avistar C3 Desktop™ solution, the Avistar C3 Media Engineprovides a business class desktop videoconferencing experience to technology partners whorequire a visual communications experience within their applications. Business-classvideoconferencing is recognized as a valuable communications tool that provides corporationsserious cost savings, improved productivity and ROI. According to a recent WainhouseResearch study, one third of those polled see the use of videoconferencing accelerating giventoday’s economy, as it reduces the need and cost for travel plus improves collaboration anddecision-making. At a fraction of the cost of typical videoconferencing solutions, Avistar C3makes videoconferencing easy and approachable for both advanced and novice businessusers.About ZultysZultys, Inc. is showing what's possible for Open Standards IP communications and telephony.Its Open Standards IP technology is the building block for its award-winning IP PBX systems.Zultys develops products that enable companies and organizations in more than 110 countriesand 19 languages to deploy integrated communications systems. For more information visit:www.zultys.com.Avistar and Zultys2About Avistar Communications CorporationAvistar (Nasdaq: AVSR) is a unified visual communications solutions, providing provenbusiness-class technology. Avistar's desktop videoconferencing installations include more than100,000 committed desktop seats worldwide, bringing together business users anytime andanyplace. Companies such as IBM Corp., Sony Corp., LifeSize Communications, Inc. andPolycom Inc. use Avistar technology to power their unified communications solutions. Avistarworks with leading-edge technology partners and resellers including CityIS, Beyondis, Datamartand Fontel in more than 40 countries. For more information, go to www.avistar.com.###Contact:Angela Smith John CunninghamAvistar Zultys, Inc.+1 650-525-3388 +1 408-328-0450 x116asmith@avistar.com john.cunningham@zultys.comMargaret BonillaBirnbach Communications for Avistar+1 603-548-0693mbonilla@birnbachcom.com