This paper briefly introduces the performances and features of LAN technique that is popular at present, and through comparison and analysis of billibit Ethernet, Fast Ethernet, FDDI and ATM technique, puts forward the best selecting channel for LAN's organization and construction. 对目前流行的局域网技术的性能与特点做了简要介绍,并通过对千兆位以太网、快速以太网、FDDI及ATM技术的比较与分析,提出了局域网组网与搭建的最佳选择途径。