The Yeastar P-Series Software Edition with the Ultimate Plan provides a comprehensive IP PABX solution for up to 100 users. This software-based phone system offers flexible deployment, allowing installation on your own hardware on-premises or on a private cloud server. The Ultimate Plan is designed for businesses requiring advanced communication tools, including a full suite of unified communications features, integrated video conferencing, and Linkus UC Clients for desktop and mobile. This licence also activates advanced call centre functions such as a wallboard, real-time metrics, and detailed reporting. This Yeastar virtual PBX system is a scalable telephony solution for organisations that prefer to manage their own communications infrastructure.