Linux下如何查看网卡工作状态

1,使用工具 ethtool ethx 查看指定网卡的状态

ethtool eth0[code]
Settings for eth0:
        Supported ports: [ TP ]
        Supported link modes:   10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Half 1000baseT/Full
        Supports auto-negotiation: Yes
        Advertised link modes:  10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Half 1000baseT/Full
        Advertised auto-negotiation: Yes
        Speed: 1000Mb/s
        Duplex: Full
        Port: Twisted Pair
        PHYAD: 0
        Transceiver: internal
        Auto-negotiation: on
        Supports Wake-on: g
        Wake-on: d
        Current message level: 0x00000037 (55)
        Link detected: yes[/code]

2.使用mii-tool查看MII状态和网卡速率

3.使用mii-diag查看

mii-diag
Using the default interface 'eth0'.
Basic registers of MII PHY #32:  1100 782d 0000 0000 01e1 41e1 0001 0000.
 The autonegotiated capability is 01e0.
The autonegotiated media type is 100baseTx-FD.
 Basic mode control register 0x1100: Auto-negotiation enabled.
 You have link beat, and everything is working OK.
 Your link partner advertised 41e1: 100baseTx-FD 100baseTx 10baseT-FD 10baseT.
   End of basic transceiver information.

4、lspci

5、ifconfig

6、