西安交通大学校园网二期工程中,一级主干网交换机及二级部分交换机具有第三层交换功能,实现了原有F D D I网、新建千兆以太网和A T M网三网相互连通。作为国内一流的高等学府,西交大现有3万多名教职工和学生。西交大校园网从1994年开始建设,采用F D D I主干网。校园网联通校园 Xi’an Jiaotong University Campus Network Phase II project, a backbone switch and the second part of the switchboard has a third layer switching function, to achieve the original F D D I network, the new Gigabit Ethernet and A T M network three interconnected. As the first-rate institution of higher learning in China, there are more than 30,000 faculty members and students in West Jiaotong University. The XJTLU campus network has been under construction since 1994, using the F D D I backbone network. Campus Network Unicom campus