Please find attached tutorial file for using webcastacademy on linux OS. I have tried to write it here, but for no reason it won't allow me copy paste the whole tutorial so i am attaching the file with this post. Hope it would be helpful for interns with linux as OS

In computing, a softphone is a software program for making telephone calls over the Internet
using a general purpose computer, rather than using dedicated hardware.
Often a softphone is designed to behave like a traditional telephone,