Need help to implemet asterisk

Question

Hi Developers
I need to make an application using Asterisk voip server and i need it to receive a call and work as a IVR

I've done upto detecting the call part but i cant receive it using the application.

Now my problem is i cant figure out how to use this classes to do that

this is a sample code
http://www.java2s.com/Open-Source/CSharp/Development/Asterisk/Asterisk/NET/Test/CustomIVR.cs.htm


all files are available here
http://sourceforge.net/projects/asterisk-dotnet/

Your help is appreciated

Thanks in advance
Guruparan