Broadcast:

[lx] gst-launch -v v4l2src ! video/x-raw-yuv,width=640,height=480,"framerate=(fraction)10/1" ! smokeenc keyframe=30 ! progressreport ! udpsink port=5000

Listen:

[lx] gst-launch-0.10 -v udpsrc port=5000 ! smokedec ! video/x-raw-yuv ! xvimagesink

[win]   /c/gstreamer/bin/gst-launch-0.10.exe -v udpsrc port=5000 ! smokedec ! video/x-raw-yuv,width=640,height=480 ! ffmpegcolorspace ! dshowvideosink