On Wed, Aug 09, 2017 at 08:31:43AM +0200, Mattias Vanhoutte wrote: > So here I see a large drop of the TCP bandwidth by using batman 430 -> 125 > Mbit/s. Is this normal behavior?
Could be. Especially if you haven't increased the MTU on eth0 or lowered the MTU on bat0 to avoid the batman-adv internal frame fragmentation. See the warning displayed in "dmesg | grep batman-adv" :-). 32bit ARM might not be fast enough to fragment frames at a rate of 430Mbit/s.