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| GB/T 15542-1995 Technical requirment of digital SPC automatic telephone exchange (English Version) |
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Detail of GB/T 15542-1995
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Introduction of GB/T 15542-1995
本标准规定了局用数字程控自动电话交换机的主要业务性能、呼叫处理功能、编号、信号方式、计费、话务统计等技术要求，也规定了网同步、过负荷控制、维护管理、技术指标以及正在发展的网路管理等技术要求。本标准适用于国家公用长途电话网、本地电话网中的各种数字程控自动电话交换机的研制、设计、检验和验收。
Contents of GB/T 15542-1995