This page gives you hints on how to utilize the C# SIP softphone source implementation of Ozeki VoIP SIP
SDK for Command line caller.
The Ozeki C# Command line caller sample program has been developed to demonstrate
how easy and simple it is to establish calls even from Command Prompt if you
use Ozeki VoIP SIP SDK.
Most desktop applications are GUI based nowadays because they are quite easy to
develop using modern tools and they also provide the user with a much richer interface than
However, console applications are still developed - particularly by beginners
learning programming and sometimes by experienced developers who, for some reason,
want only a minimal interface for a particular application.
This Command line caller example will be ideal for these developers. Phone
calls can be made through the command prompt where you need to provide the
argument of the exe file. The argument of the exe file is the phone number
that is to be called.