联想G450笔记本，在Linux系统中安装显卡、无线网卡驱动、及触摸板的设置-lenovo g450 notebook, under linux OS, isntall video/wlan/touch pad driver

网站服务器双网卡分别访问内外网的设置说明.-Dual network cards, respectively, of the web server to access the inside and outside the network setup instructions.