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确定我是否有 WiFi（Ubuntu 14.04）

tag-icon • tag-icon wireless wifi-hardware-switch
确定我是否有 WiFi（Ubuntu 14.04）

我不确定我的主板是否内置了 wifi。我没有看到 wifi 的迹象iwconfig。这是否确实意味着没有可用的 wifi 硬件？

答案1

不一定。检查以下命令的输出以查看硬件信息：

lspci -v

答案2

lshw是需要使用的命令。

$ apt-cache search lshw  
lshw - information about hardware configuration  
lshw-gtk - graphical information about hardware configuration

man lshw部分内容如下：

NAME
   lshw - list hardware

...  

DESCRIPTION
   lshw is a small tool to extract detailed information on the hardware configuration of the machine. It can report exact memory config‐
   uration, firmware version, mainboard configuration, CPU version and speed, cache configuration, bus speed, etc. on DMI-capable x86 or
   IA-64 systems and on some PowerPC machines (PowerMac G4 is known to work).

   It currently supports DMI (x86 and IA-64 only), OpenFirmware device tree (PowerPC only), PCI/AGP, CPUID (x86), IDE/ATA/ATAPI,  PCMCIA
   (only tested on x86), SCSI and USB.

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