ubuntu 联想e430 无线没驱动

看官网，英文太烂。。。

https://help.ubuntu.com/community/WifiDocs/Driver/bcm43xx#b43 - Internet access

wl - Proprietary Broadcom STA Wireless driver ()    

Install either bcmwl-kernel-source (instructions below) OR the broadcom-sta (instructions at http://wiki.debian.org/wl) packages.   

    1.  到上面这行的网站安装什么核心文件，点进去

    2. Update the list of available packages.  Install the relevant linux-headers and broadcom-sta-dkms packages:
 

sudo apt-get update
 sudo apt-get install linux-headers-$(uname -r|sed 's,[^-]*-[^-]*-,,') broadcom-sta-dkms

3. Unload conflicting modules:

sudo modprobe -r b44 b43 b43legacy ssb brcmsmac

4. Load the wl module:

sudo  modprobe wl

5. 安装完后在回到ubuntu页

https://help.ubuntu.com/community/WifiDocs/Driver/bcm43xx#b43 - Internet access

继续往下看

Installing STA drivers

1. sudo apt-get update

2. sudo apt-get install bcmwl-kernel-source

3. sudo modprobe -r b43 ssb wl

4. sudo modprobe wl

sudo apt-get update
sudo apt-get --reinstall install bcmwl-kernel-source

sudo modprobe -r b43 ssb wl brcmfmac brcmsmac bcma
sudo modprobe wl

安装到上面这一步，我就有wifi了