同一块网卡，不同的命令怎么出来的结果不一样

[-编译-人生-]

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

[-编译-人生-]

引用 1 楼 xnini632d 的回复:

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

你的显示是正常的。 我之前用的是百兆的交换机，显示也都是百兆。 昨天换了个千兆交换机，结果就这样了。

[imGala]

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