Dependencies:
apt-get install vlc-nox
File to stream:
cvlc -v file.mp4 --sout '#standard{access=http,mux=asf,dst=0.0.0.0:8080}'
Authenticated Stream to Stream (without audio)
cvlc -v http://x.x.x.x:pppp/test --no-sout-audio --sout-http-user foo --sout-http-pwd foopass --sout '#standard{access=http,mux=asf,dst=0.0.0.0:8080}'
More options:
vlc -H
More info:
http://www.videolan.org/doc/streaming-howto/en/
http://www.videolan.org/doc/streaming-howto/en/ch04.html