Sur l'autre PC c'est du Windows.
Mais l'asus est en double boot Windows / Fedora et avec Windows le problème est le même.
Même branchements = même câbles et même port.
J'ai aussi testé le switch ailleurs sans problème.
C'est un Netgear GS108.
ethtool si ok
Settings for ens5f5:
Supported ports: [ TP MII ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Advertised pause frame use: Symmetric Receive-only
Advertised auto-negotiation: Yes
Link partner advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Link partner advertised pause frame use: Symmetric
Link partner advertised auto-negotiation: Yes
Speed: 1000Mb/s
Duplex: Full
Port: MII
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: pg
Wake-on: g
Current message level: 0x000020c6 (8390)
probe link rx_err tx_err hw
Link detected: yes
ethtool si ko
Settings for ens5f5:
Supported ports: [ TP MII ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Advertised pause frame use: Symmetric Receive-only
Advertised auto-negotiation: Yes
Speed: 10Mb/s
Duplex: Half
Port: MII
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: pg
Wake-on: g
Current message level: 0x000020c6 (8390)
probe link rx_err tx_err hw
Link detected: no
diff ok ko
< Link partner advertised link modes: 10baseT/Half 10baseT/Full
< 100baseT/Half 100baseT/Full
< 1000baseT/Half 1000baseT/Full
< Link partner advertised pause frame use: Symmetric
< Link partner advertised auto-negotiation: Yes
< Speed: 1000Mb/s
< Duplex: Full
---
> Speed: 10Mb/s
> Duplex: Half
28c23
< Link detected: yes
---
> Link detected: no