You should use Reply-to-All so that your message goes to the mailing list as well as to me. On Sun, May 12, 2024 at 11:22:44PM +0000, Ethin Probst wrote: > On Sunday, May 12th, 2024 at 09:13, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote: > > Most likely, Windows sends some firmware to the device (which it needs > > in order to run properly) and then restarts the device. > > Is there some way I can check for this? The only way I can think of is to compare the data in your captured packets with the contents of the firmware file. If they agree then you have your answer. > There are some unusually large > transfers in the capture (e.g. frame 24) but there are also some > truncated frames (e.g. frame 3), I'm not positive if I can fix that or > not -- I don't think VirtualBox allows me to modify the packet maximum > length. If I'm the only one on this list with one of these devices I > wouldn't mind doing the debugging/tests, even though that may increase > the amount of time all of this takes... The devices are a bit expensive > (but not ridiculously so), still within the (hopefully decently > affordable) range. Unfortunately, I'm too busy now to spend much time helping you with this for a while. Alan Stern