Vodavi Receives INTERNET TELEPHONY(R) Magazine's 'Product of the Year' Award for 2005; XTS-IP/XTSc-IP Telephone Systems Recognized for Outstanding Innovation.

PHOENIX -- Vodavi Technology Inc. (NASDAQ:VTEK), a provider of business telecommunications solutions, announced today that Technology Marketing Corp.'s (TMC) INTERNET TELEPHONY(R) magazine (www.itmag.com) has named the Vodavi XTS-IP and XTSc-IP products as recipients of a 2005 Product of the Year Award. INTERNET TELEPHONY has been the VoIP Authority Since 1998(TM). E[acute accent]"Each year INTERNET TELEPHONY magazine bestows its Product of the Year awards on companies that have demonstrated excellence in technological advancement and application refinements. Vodavi has demonstrated to the editors of INTERNET TELEPHONY that its products or services are committed to quality and innovation while addressing the real needs in the marketplace," said Rich Tehrani, group publisher and editor-in-chief of INTERNET TELEPHONY. E[acute accent]"Customers seeking ultimate flexibility with their telecommunications system have the right solution with the XTS-IP," said Gregory Reoper, president and chief executive officer of Vodavi. "We are pleased that the editors of INTERNET TELEPHONY have recognized the solid capabilities of the XTS-IP family of products. Vodavi has always believed that customers need future-proof solutions. With the XTS-IP they have the ability to choose the mix of digital and VoIP applications desired and can be confident that the XTS-IP will expand in capabilities along with their business success." E[acute accent]The XTS-IP/XTSc-IP converged telephony solution delivers the best of both worlds -- traditional digital telephony and VoIP. Customers can reap the benefits of VoIP applications while staying firmly grounded with traditional technology. For existing Vodavi XTS or traditional telephony users, investment in digital technology and infrastructure is preserved. Ideal for telecommuter, remote and traveling worker applications, the XTS-IP/XTSc-IP offers the ability to extend IP services via a remote IP services gateway, IP soft phones to laptop PCs, or WiFi handsets, all providing maximum business productivity and cost-saving advantages when deploying IP communications. E[acute accent]The Product of the Year Award winners for 2005 are highlighted in the January and February 2006 issues of INTERNET TELEPHONY magazine.

E[acute accent]About Vodavi

E[acute accent]Vodavi Technology Inc. is an advanced telephony solutions provider delivering innovative business communications solutions that help small to large enterprises increase productivity and reduce costs. Vodavi's full range of telephony solutions include traditional telephone systems, Voice-over-IP (VoIP) technology and converged telephony solutions that allow enterprises to deploy traditional digital or VoIP communications simultaneously, providing a flexible and cost-effective migration path to new technology. The company is headquartered in Phoenix. For more information on Vodavi, visit www.vodavi.com.

E[acute accent]About TMC(R)

E[acute accent]Celebrating more than 30 years as a leading publisher, Technology Marketing Corp. (TMC(R)) publishes Customer Inter@ction Solutions(R) and INTERNET TELEPHONY(R) magazines, Web portal TMCnet.com, and the online publications SIP(TM), Speech-World(TM), VoIP Developer(TM), WiFi Telephony(TM), WiMAX(TM), Alternative Power(TM) and BiometriTech(TM). TMC(R) is also the first publisher to test new products in its own on-site laboratories, TMC(R) Labs. TMC(R) produces INTERNET TELEPHONY(R) Conference & EXPO, VoIP Developer Conference(TM) and Global Call Center Outsourcing Summit(TM). TMC offers live and online certification programs through TMC University. TMCnet.com publishes more than 14 online newsletters. Visit www.tmcnet.com for details.