On Tue, May 10, 2022 at 11:40:13AM +0200, Felix Fietkau wrote:With the broken padding, ARP requests are silently discarded on the receiver side in my test. Adding the padding explicitly fixes the issue.
Padding for transmitted packets needs to account for the special tag.
With not enough padding, garbage bytes are inserted by the switch at the
end of small packets.
I don't think padding bytes are guaranteed to be zeroes. Aren't they
discarded? What is the issue?