Admin Guide

Admin Guide for Yeastar S-Series VoIP PBX.

About this guide

In this guide, we describe every detail on the functionality and configuration of the Yeastar S-Series VoIP PBX. We begin by assuming that you are familiar with networking and other IT disciplines.

Product covered
  • Yeastar S412 Lite VoIP PBX
  • Yeastar S412 VoIP PBX
  • Yeastar S20 VoIP PBX
  • Yeastar S50 VoIP PBX
  • Yeastar S100 VoIP PBX
  • Yeastar S300 VoIP PBX


This guide is for administrators who need to prepare for, configure and operate Yeastar S-Series VoIP PBX.

Important: The Yeastar S-Series VoIP PBX V4.0 is only for commercial or industrial use, NOT for domestic use.