Telecommunications Management Network (TMN) - Performance monitoring for Plesiochronous Digital Hierarchy (PDH) interfaces - Information model for the Network Element (NE) view (Endorsement of the English version EN 301384 V 1.1.2 (2001-02) as German standard)
电信管理网(TMN).准同步数字体系(PDH)接口的性能监测.网元(NE)视图的信息模型(作为德国标准认可英文版EN 301384 V 1.1.2(2001-02)