Am Mittwoch, den 09.10.2019, 09:27 -0400 schrieb Adam Bennett: > On 10/9/19 4:53 AM, Bjørn Mork wrote: > > This warning means that the gadget doesn't accept the packets we send > > it. There isn't much the host can do about that, except dropping > > packets on the floor. Which is why the warning is this loud. > > > > Would a firewall on either the linux host or the Pi Zero cause the same > problem (and message)? If a firewall discards a packet, it will not reach the transmit queue. Hence the answer to that question is negative. If other OSes get this device to work, we would need to know what they are doing differently. Can you get a trace from them and compare it to ours? Regards Oliver