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noctowl's avatar
noctowl
Tutor
Jul 02, 2023
Solved

R6400v2 firmware update broke gigabit LAN

It seems that one of the firmware updates released in 2021 broke gigabit LAN on the router, causing it to be limited to 100/100M when both devices auto-negotiate, or it keeps dropping the connection ...
  • noctowl's avatar
    Jul 05, 2023

    Well, I can't delete or edit my own posts apparently -- but the issue is resolved, it was one of the cables that were causing the issue. I probably changed it around the time i updated the firmware last year and didn't realise.