介绍了采用千兆以太网作为校区间网络主干的优势。
Advantages of using Gigabit Ethernet as network backbone are also introduced.
对当前流行的几种主干网络技术对比分析，给出校区间网络主干连接的最佳方案。
Based on the comparative study of the current popular backbone network technologies, the paper provides the best scheme of network backbone connections between campuses.
高校校园网网络主干带宽普遍升级到千兆甚至万兆，无线覆盖范围扩大，出口流量逐年增长。
University campus network backbone bandwidth is generally upgraded to Gigabit or even Gigabit, wireless coverage to expand, the export flow increased year by year.
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