Regarding mine, the following comes out of the serial console on startup. A clue? I'm using 1/2/2, 1/2/3 in a static LAG, and same for 1/2/7, 1/2/8. No physical connections on 1/2/1, 1/2/4, 1/2/5, 1/2/6, 1/2/9, 1/2/10 - yet. Do all four lanes in the QSFP+ on these breakout stacking ports have to...