GB 9254-1998 Information technology equipment--Radio disturbance characteristics--Limits and methods of measurement
GB/T 17618-1998 Information technology equipment--Immunity characteristics--Limits and methods of measurement
GB/T 7611-2001 Characteristics of the electrical interface at hierarchical bit rate for digital network
YD/T 1054-2000 Access network technical specification-Integrated digital loop carrier (IDLC)
YD/T 1082-2000 Technical requirements for the protection against overvoltages and overcurrents and the suitability in basic environment on access network equipment
YD/T 1475-2006 history
2006YD/T 1475-2006 Technical requirements for access network.Passive optical network based on ethernet (EPON)