Erlyvideo ― multiprotocol videostreaming server
http://erlyvideo.org/
debianは簡単に入れられそう。
wget -q -O - http://debian.erlyvideo.org/binary/gpg.key | apt-key add - echo "deb http://debian.erlyvideo.org binary/" >> /etc/apt/sources.list apt-get update apt-get install erlyvideo /etc/init.d/erlyvideo start