转自:http://blog.csdn.net/u012833250/article/details/52493806
执行以下终端命令:
sudo apt-get install linux-headers-generic build-essential dkms
sudo apt-get update(optional maybe)
sudo apt-get install linux-source
sudo apt-get install --reinstall bcmwl-kernel-source (有可能只需要执行该步骤即可成功)
sudo modprobe wl
sudo dpkg -i wireless-bcm43142-dkms_6.20.55.19-1_amd64.deb
注:
bcmwl驱动地址:http://de.archive.ubuntu.com/ubuntu/pool/restricted/b/bcmwl/