同一块网卡，不同的命令怎么出来的结果不一样
一个显示100M和个显示1000M。怎么回事
[root@test ~]# ethtool eth0
Settings for eth0:
Supported ports: [ TP ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Full
Supports auto-negotiation: Yes
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Full
Advertised auto-negotiation: Yes
Speed: 1000Mb/s
Duplex: Full
Port: Twisted Pair
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: g
Wake-on: g
Link detected: yes
[root@test ~]# mii-tool eth0
eth0: negotiated 100baseTx-FD, link ok


[解决办法]
我的机器：
administrator@ubuntu:~$ ethtool eth0

Settings for eth0:
Supported ports: [ TP ]
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
Advertised auto-negotiation: Yes
Speed: 100Mb/s
Duplex: Full
Port: Twisted Pair
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
MDI-X: Unknown
Cannot get wake-on-lan settings: Operation not permitted
Current message level: 0x000000ff (255)
drv probe link timer ifdown ifup rx_err tx_err
Cannot get link status: Operation not permitted


administrator@ubuntu:~$ sudo mii-tool eth0
[sudo] password for administrator:
eth0: negotiated 100baseTx-FD, link ok

不知道你的问题，帮你顶个，求高人指点