GB/T 15542-1995
ActiveTechnical requirements of digital SPC automatic telephone exchange
数字程控自动电话交换机技术要求
Application Summary AI generated
This standard specifies the technical requirements for digital stored program control (SPC) automatic telephone exchanges, covering functions such as call processing, signaling, and network interfaces. It is applied in the design, manufacturing, and acceptance testing of public switched telephone network (PSTN) exchanges in China. The standard ensures interoperability and performance consistency for voice communication systems in telecom operator networks.
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