On Fri, 3 Oct 2003, Leif Mortenson wrote: >I have been attempting to get a pair of USB OV511 webcams working on a >Debian system using v4l. My first question is this even possible? I have >I get Input/output errors. You are likely running out of USB bandwidth, which is 12 Mbit/s and cameras usually take so much of it that you can only run one camera per USB bus. Many computers have two USB buses on the motherboard, or you can get extra USB card and then you can attach the cameras into different busses and it should work.