ANDOVER, Mass.–Aug. 15, 2006–Viola Networks, a leading provider of VoIP management solutions globally to enterprises and service providers, today announced that Inter-Tel, Incorporated (NASDAQ: INTL), a leading provider of voice and data communications solutions for businesses, has selected the Viola NetAlly Lifecycle Manager as the foundation for Voice over Internet Protocol (VoIP) network assessment services.

Inter-Tel is employing the advanced VoIP evaluation tool in a multi-user and multi-assessment configuration, allowing the manufacturer to conduct concurrent network assessment tests controlled by a single, centralized test platform. NetAlly Lifecycle Manager enables Inter-Tel to conduct tests remotely among far-flung network locations prior to deployment utilizing distributed intelligent agents to fully simulate and baseline a working VoIP network. The solution’s intelligent diagnostic tests pinpoint the source of performance bottlenecks in both the client LAN and in the service provider’s WAN transport network.

“NetAlly Lifecycle Manager enables us to simultaneously conduct numerous network assessments 100 percent remotely from a central location, providing us with critical savings in time and resources,” said Jeffrey T. Ford, Inter-Tel’s chief technology officer. “Its distributed software agent architecture and multi-user capabilities enables us to provide our customers with greater network efficiency and reliability.”

NetAlly Lifecycle Manager is the industry’s first all-in-one management solution, integrating VoIP assessment, monitoring, management and troubleshooting to eliminate deployment risks, lower costs and ensure continuous call quality. NetAlly Lifecycle Manager can be managed remotely from any location and shortens deployment cycles, eases management and ensures highly predictable and reliable guaranteed network performance levels.

“Enterprises are migrating to VoIP rapidly to reap the benefits of lower telephony costs, a platform for converged voice and data services and enhanced communications management,” said Uri Feldman, president and CEO for Viola Networks. “Inter-Tel works closely with many of these businesses and we welcome the opportunity to partner with them. Voice is the most demanding of network services and ensuring voice quality is vital. Assessment and periodic active call quality testing with passive device monitoring is the only way to accurately predict VoIP performance. NetAlly Lifecycle Manager is helping our customers achieve highest quality VoIP.”

About Viola Networks

Viola Networks is a leader in providing VoIP network management solutions to enterprises, integrators and service providers worldwide. Viola has over 200 customers globally, including two out of the top three largest service providers and the five largest VoIP equipment manufacturers. Viola Networks has offices in Andover, MA, Canada, Israel and the United Kingdom.