A LAN Internet access method based on proxy server in Linux environment is presented which can be used to expand the IP address space and has been implemented in a lab of our university.

• 以一个实验室局域网的互联网接入为例；提出了一个在Linux环境下利用代理服务器技术的局域网Internet接入方案.；该方案解决了局域网IP地址耗尽问题；降低了Internet接入费用