C# PBX Video Tutorial Part 3
Call recording, virtual extension, text-to-speech

This video demonstrates the final steps concerning to how to build a SIP PBX by using Ozeki VoIP SIP SDK. This guide is the 3. part of a 3-part video tutorial series, in which you can get to know how to build such more advanced VoIP PBX functionalities as call recording, virtual extension or text-to-speech.

Let's check the video:

Having done these steps, let's build more advanced projects:
Check our example program on how to develop an IVR menu system by using Ozeki VoIP SIP SDK.