Ubuntu安装无线驱动

刚安装好Ubuntu后 无线网卡是没有驱动的。下面介绍如何安装无线网卡驱动
System-->Administration-->Hadware Drivers
administrator@ubuntu:~$ lshw -c network
系统会扫描到三个驱动
读者可以通过下面的命令来确定自己到底该安装哪个驱动。
    sudo lshw -c network

下面的是我的系统显示的内容
  *-network               
       description: Network controller
       product: BCM4311 802.11b/g WLAN
       vendor: Broadcom Corporation
       physical id: 0
       bus info: pci@0000:04:00.0
       version: 01
       width: 32 bits
       clock: 33MHz
       capabilities: bus_master cap_list
       configuration: driver=b43-pci-bridge latency=0
       resources: irq:17 memory:d6000000-d6003fff
  *-network
       description: Ethernet interface
       product: BCM4401-B0 100Base-TX
       vendor: Broadcom Corporation
       physical id: 7
       bus info: pci@0000:0a:07.0
       logical name: eth0
       version: 02
       serial: 00:16:d3:bc:0a:e9
       width: 32 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical
       configuration: broadcast=yes driver=b44 driverversion=2.0 ip=172.18.16.187 latency=32 multicast=yes
       resources: irq:23 memory:d8004000-d8005fff
  *-network DISABLED
       description: Wireless interface
       physical id: 1
       logical name: wlan0
       serial: 00:1a:73:84:ef:54
       capabilities: ethernet physical wireless
       configuration: broadcast=yes multicast=yes wireless=IEEE 802.11bg


可以看到我的无线网卡是BCM4311,在驱动列表中选择相应型号的驱动就可以了。至此无线驱动安装完毕。

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