嵌入式linux voip 语音电话 2440ARM qt图形界面 可以拨号-Embedded linux voip voice dialing 2440ARM qt graphical interface

Linphone is an open source SIP Phone, available on mobile and desktop environments (iOS, Android, GNU/Linux, MAC OSX, Windows Desktop, Windows 10 UWP). Linphone has inside a separation between the user interfaces and the core engine, allowing to c