Linux, promena brzine mrežne kartice

install ethtool net-tools

# ethtool eth0Izlaz:

Settings for eth0:
     Supported ports: [ TP MII ]
     Supported link modes:   10baseT/Half 10baseT/Full
                             100baseT/Half 100baseT/Full
     Supports auto-negotiation: Yes
     Advertised link modes:  10baseT/Half 10baseT/Full
                             100baseT/Half 100baseT/Full
     Advertised auto-negotiation: Yes
     Speed: 100Mb/s
     Duplex: Full
     Port: MII
     PHYAD: 32
     Transceiver: internal
     Auto-negotiation: on
     Supports Wake-on: pumbg
     Wake-on: d
     Current message level: 0x00000007 (7)
     Link detected: yes

Ili koristite komandu mii-tool na sledeći način:

# mii-tool eth0Izlaz:

eth0: negotiated 100baseTx-FD flow-control, link ok

Zadatak: Promena podešavanja brzine i duplex režima

Podesite pregovorenu brzinu za eth0 pomoću mii-tool
Onemogućite automatsko pregovaranje i forsirajte MII na 100baseTx-FD, 100baseTx-HD, 10baseT-FD ili 10baseT-HD:

# mii-tool -F 100baseTx-HD
# mii-tool -F 10baseT-H

Podesite pregovorenu brzinu za eth0 pomoću ethtool

# ethtool -s eth0 speed 100 duplex full
# ethtool -s eth0 speed 10 duplex half