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随着电信级城域以太网的广泛应用,以太网承载TDM业务的需求也越来越多,通过对几种常用电路仿真业务的描述和比较,探讨了电信级以太网中TDM业务的实现方法。
With the wide application of carrier-grade metropolitan area Ethernet, there is an increasing demand for Ethernet to carry TDM services. Based on the description and comparison of several commonly used circuit emulation services, the realization of TDM services in carrier Ethernet .