Apprciate the curiosity but do not wish to turn this thread into a discussion of why/pro/con mtu settings but simply would like to know how to change the mtu for the wifi cards.
Anyway, to answer your question - I like to test/experiment. On other systems I raised the mtu of ifaces to 9000 and
which works pretty well since not being reliant on imcp path mtu, or at the last resort.
Now as for the TO
but since the
its mtu is being dragged down as soon as the wifi cards with mtu 1500 are being enslaved.