N/P Swapping - 4.0 English

10G/25G High Speed Ethernet Subsystem Product Guide (PG210)

Document ID
PG210
Release Date
2021-10-27
Version
4.0 English

If the positive and negative signals of a differential pair are swapped, then data cannot be correctly received on that lane. You should verify that the link has the correct polarity of each differential pair.