查看网卡型号
# lspci | grep "Eth"
- Intel Corporation I350 为Intel的双口千兆网卡
- x722是一款板载以太网卡模块，提供2个10GE端口和2个GE端口
- x710为扩展网卡，有2个10G口
- x722和x710的网卡驱动模块都为i40e
扩展卡为82599ES网卡，通过查询得知82599ES为X520类型。驱动为ixgbe
查看网卡驱动信息
ethtool -i eth2
modinfo i40e
升级网卡驱动
将网卡驱动升级至2.4.10版本
tar zxf i40e-2.4.10.tar.gz
cd i40e-2.4.10/src
make install
rmmod i40e ;modprobe i40e (该操作必须同时执行，否则会有网络中断风险)
ethtool命令
ethtool eth0
Settings for eth0:
Supported ports: [ FIBRE ] #光纤口
Supported link modes: 10000baseT/Full
Supported pause frame use: Symmetric
Supports auto-negotiation: No
Advertised link modes: 10000baseT/Full
Advertised pause frame use: Symmetric
Advertised auto-negotiation: No
Speed: 10000Mb/s
Duplex: Full
Port: Other
PHYAD: 0
Transceiver: external
Auto-negotiation: off
Supports Wake-on: d
Wake-on: d
Current message level: 0x00000007 (7)
drv probe link
Link detected: yes
ethtool eth1
Settings for eth1:
Supported ports: [ TP ] #电口
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: Unknown!
Duplex: Unknown! (255)
Port: Twisted Pair
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
MDI-X: Unknown
Supports Wake-on: g
Wake-on: g
Current message level: 0x000000ff (255)
drv probe link timer ifdown ifup rx_err tx_err
Link detected: no