How to setup Yeastar S20 IP PBX?
3:33
How to change the default IP, Subnet Mask and Default Gateway on the Yeastar S20 IP PBX?
8:50
How to add extensions on the Yeastar S20 IP PBX?
6:49
The Deployment of IP PBX & IP Phones in Local Area Network
43:56
Connect Cisco Router and Switch to ISP Home Router and Access Internet
10:02
How to add incoming and outgoing call route on Yeastar S20 IP PBX?
35:51
Yeastar S20 VoIP PBX - Complete Step by Step Tutorial
7:35
How to configure Linkus on Yeastar S20 IP PBX?
18:18