linux查询网卡相关信息

文章由LinuxBoy分享于2019-03-24 12:03:39热评（234）

linux查询网卡相关信息

ethtool ethX

查询详细的网卡、网络信息；

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引用

Ethtool是用于查询及设置网卡参数的命令。

概要：

ethtool ethX //查询ethX网口基本设置

ethtool –h //显示ethtool的命令帮助(help)

ethtool –i ethX //查询ethX网口的相关信息

ethtool –d ethX //查询ethX网口注册性信息

ethtool –r ethX //重置ethX网口到自适应模式

ethtool –S ethX //查询ethX网口收发包统计

ethtool –s ethX [speed 10|100|1000]\ //设置网口速率10/100/1000M

[duplex half|full]\ //设置网口半/全双工

[autoneg on|off]\ //设置网口是否自协商

[port tp|aui|bnc|mii]\ //设置网口类型

[phyad N]\

[xcvr internal|exteral]\

[wol p|u|m|b|a|g|s|d...]\

[sopass xx:yy:zz:aa:bb:cc]\

[msglvl N]

举例：

1）[root@linux /]# ethtool eth1

Settings for eth1:

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: 0

Transceiver: internal

Auto-negotiation: on

Supports Wake-on: umbg

Wake-on: d

Link detected: yes

2）[root@linux /]# ethtool -i eth1

driver: e1000

version: 5.0.43-k1

firmware-version: N/A

bus-info: 06:08.1

3）[root@linux /]# ethtool -S eth1

NIC statistics:

rx_packets: 58068300

tx_packets: 87124083

rx_bytes: 1589713008

tx_bytes: 2165825901

rx_errors: 0

tx_errors: 0

rx_dropped: 0

tx_dropped: 0

multicast: 0

collisions: 0

rx_length_errors: 0

rx_over_errors: 0

rx_crc_errors: 0

rx_frame_errors: 0

rx_fifo_errors: 0

rx_missed_errors: 0

tx_aborted_errors: 0

tx_carrier_errors: 0

tx_fifo_errors: 0

tx_heartbeat_errors: 0

tx_window_errors: 0

4）[root@linux /]# ethtool -s eth1 autoneg off speed 100 duplex full

linux查询网卡相关信息