Stream Video in network using GStreamer

[Andrey Nechypurenko]

> Can anyone tell me the command using gst-launch to multicast a video file

First of all I would suggest that you read this carefully:
http://catb.org/~esr/faqs/smart-questions.html

After that, you might read that:
http://catb.org/~esr/faqs/smart-questions.html

And finally:
http://catb.org/~esr/faqs/smart-questions.html

After that, you can reformulate your question in a way which will
increase your chances to get help.

And finally, you might be interested in searching and reading more
information about gst-rtsp-server.
Here is the good starting point:
http://cgit.freedesktop.org/gstreamer/gst-rtsp-server/tree/docs/README