linux下查看⽹卡信息的命令
rhel 内核版本号信息：
[root@hvrhub ~]# uname -a
Linux hvrhub 2.6.18-308.el5 #1 SMP Fri Jan 27 17:17:51 EST 2012 x86_64 x86_64 x86_64 GNU/Linux
查看⽹卡的驱动。制造商等信息：
[root@hvrhub ~]# kudzu --probe --class=network
-
class: NETWORK
bus: PCI
detached: 0
部首字典device: eth0
driver: r8169 ---------------->这是驱动名称，以下的modinfo命令会⽤到该驱动名称。
desc: "Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller"
network.hwaddr: 20:cf:30:8f:5a:cf
vendorId: 10ec
deviceId: 8136
subVendorId: 1043
subDeviceId: 8347
pciType: 1
pcidom: 0
pcibus: 1
pcidev: 0
pcifn: 0
[root@hvrhub ~]#
以下是查看⽹卡的⽹速：
[root@hvrhub ~]# ethtool eth0
Settings for eth0:
Supported ports: [ TP MII ]
水浒人物结局Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Supports auto-negotiation: Yes
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
Advertised auto-negotiation: Yes
qq系统消息Speed: 100Mb/s ------------------------------------>⽹卡速度
Duplex: Full
Port: MII
PHYAD: 0
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: pumbg
Wake-on: g
Current message level: 0x00000033 (51)
Link detected: yes
以下是查看⽹卡驱动的具体信息
[root@hvrhub ~]# modinfo r8169
filename: /lib/modules/2.6.18-308.el5/kernel/drivers/net/r8169.ko
version: 2.3LK-1-NAPI
卫生检验与检疫技术license: GPL
新婚姻法 房产description: RealTek RTL-8169 Gigabit Ethernet driver
author: Realtek and the Linux r8169 crew <netdev@>
srcversion: 2F438BE7BC0FF431B08F6F4
alias: pci:v00000001d00008168sv*sd00002410bc*sc*i*
alias: pci:v00001737d00001032sv*sd00000024bc*sc*i*
alias: pci:v000016ECd00000116sv*sd*bc*sc*i*
alias: pci:v00001259d0000C107sv*sd*bc*sc*i*
alias: pci:v00001186d00004300sv*sd*bc*sc*i*
alias: pci:v000010ECd00008169sv*sd*bc*sc*i*
alias: pci:v000010ECd00008168sv*sd*bc*sc*i*
alias: pci:v000010ECd00008167sv*sd*bc*sc*i*
alias: pci:v000010ECd00008136sv*sd*bc*sc*i*
alias: pci:v000010ECd00008129sv*sd*bc*sc*i*
depends: mii
vermagic: 2.6.18-308.el5 SMP mod_unload gcc-4.1
parm: rx_copybreak:Copy breakpoint for copy-only-tiny-frames (int)
parm: use_dac:Enable PCI DAC. Unsafe on 32 bit PCI slot. (int)
parm: debug:Debug verbosity level (0=none, ..., 16=all) (int)
module_sig: 883f3504f23243d2d3142b3e704051112e6b709e3b544a3e206c72e140c0edbb9629d3b31086569609f535d83d8f076749cbfa5d34d39be5319c1cc321
例如以下命令能看出来是不是集成⽹卡？---有待验证。
[root@hvrhub ~]# dmidecode | sed -n '/net/,+5p'
Type: Ethernet
Status: Enabled
Description: Onboard Ethernet ------------------->这个意思是不是说这是集成⽹卡？有机会的话，弄个pci⽹卡上去，再运⾏此命令看看是啥输出。Handle 0x0020, DMI type 11, 5 bytes
OEM Strings
以下的命令也能看出⽹卡控制器的制造商信息。
元旦假期2021放假安排表[root@hvrhub ~]# lspci | grep Ethernet
01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 02)
[root@hvrhub ~]#
查看⽹卡⽹速的另外⼀个命令：
[root@testb .vnc]# ethtool -i eth0
driver: r8169
version: 2.3LK-1-NAPI
firmware-version:
bus-info: 0000:03:00.0
[root@testb .vnc]# ethtool -i eth1
driver: r8169
version: 2.3LK-1-NAPI
firmware-version:
bus-info: 0000:04:06.0
[root@testb .vnc]#
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