内网的计算机以NAT（网络地址转换）协议，通过一个公共的网关访问因特网。内网的计算机可向因特网上的其它计算机发送连接请求，但因特网上的其它计算机无法向内网的计算机发送连接请求，所以无法用通常的方法去建立FTP服务器-Computers within the network to NAT (Network Address Translation) protocol, through a common gateway to access the Internet. Computer within t

Accidentally shutting down, restarting or logging off your computer is a real pain in the neck. It tends to happen if you are installing new programs or working on a network where some wiseguy administrator thinks it's a funny joke. Prevent unexpecte