Provider of converged voice and data business communications systems; related networking applications; and presence management, collaboration, and messaging applications. The company offers Inter-Tel 7000 solutions that deliver multimedia business communications platforms with integrated IP telephony applications, centralized voice, text, and instant messaging, presence-based call and message routing, and gateway access to the public network and analog devices; Axxess converged platforms that provide integrated voice processing, IP telephony functionality, and networking in an organization; Lake OfficeLink, a converged voice and data systems to allow customers to integrate standard analog devices, such as cordless telephones and fax machines; and IP, wired, and wireless endpoints. It also offers Inter-Tel 5000 network communications solutions to enable enterprises to deliver an integrated solution, including call processing; IP, digital and analog endpoints; digital and analog trunks; and Auto Attendant software and voice mail. Inter-Tel's presence, collaboration, and messaging applications include Inter-Tel System Manager, Unified Communicator, Attendant Console, Connection Assistant, Inter-Tel Personal Communicator, Telephony Manager, Inter-Tel Audio and Web Conferencing, Web Conferencing, Remote Support, Contact Center Suite, Inter-Tel Enterprise Messaging, Unified Messaging, and Voice Processing. It also provides various products and services, such as managed services; network, local, and long distance services; networking technologies integration; professional services; leasing services; and peripheral telecommunications products, applications, and services developed by third parties.