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首先介绍了IP接入网的定义 ,然后指出了传统以太网接入方案存在的问题 ,最后具体介绍了IP接入网的解决方案及实际应用例子。
First introduced the definition of IP access network, and then pointed out the problems of the traditional Ethernet access solutions. Finally, it introduced the solution of IP access network and practical application examples.