The Avaya J129 IP Phone addresses the need in small, medium, and large enterprises for a cost-effective device that delivers basic voice communication with excellent audio performance, productivity-enhancing features, better resiliency through network outages, and enhanced security capabilities when compared to similar phones in the market. The Avaya J129 is a one-line phone that can support two concurrent calls. Easy to use, the J129 has 3 context-sensitive soft keys and shows display prompts that enable the user to quickly access and confidently use features including transferring or forwarding calls, placing or retrieving calls on hold, initiating an ad-hoc conference call, viewing the recent call history, dialling a number from the Directory or Recent Call History, accessing voicemail, using park / unpark functionality and more.