GB/T15941-1995 《 Requirements for synchronous digital hierarchy(SDH) optical fiber cable line systems of national public telecommunication network 》
GB/T 13997-1999 《 Technical requirement for 2048kbit/s 、 8448kbit/s 、 343368kbit/s 、 139264kbit/s Optical line terminals 》
YD/T1016-1999 Technical condition for PDH optical line terminals used in access network
GB 6879-95 Performance and test methods of 30 channels pulse code modulation multiplex equipment at 2048 kbit/s
GB/T 16814-97 Methods of measurement for synchronous digital hierarchy (SDH) optical fiber cable line systems
YDN 056-1997《Technical Requirement of Access Network-HDSL》
GB/T 7611-2001 Characteristics of the electrical interface at hierarchical bit rate for digital network
YDN 061-97 Technical System of Access Network (regulated temporarily)
YDN108-1998 《 The conformance testing technical specification for V5.2 interface 》
YDN 107 V5.1 protocol conformance test specification
YDN 020-96《Technical Requirement for V5.1 between Local Switch and Access Network》
YDN 021-96《Technical Requirement for V5.2 between Local Switch and Access Network》
YD/T 751-95. The testing methods for SPC of Public Telephone Network
YD/T 1090-2000 Access Network Technical Specification-Passive Optical Network Based on ATM (A-PON)
YD/T 1082-2000 Technical requirements for the protection against overvoltages and overcurrents and The suitability in basic enviroment on access network equipment
YD/T 1077-2000 Access Network Technical Specification Narrowband Passive Optical Network(PON)
TMC-TM-005 The testing technical specification for user Access environment I.430-1995. User-network interfaces-Layer1 Recommendations(BRA)
I.431-5.User-network interfacesLayer1 Recommendations (PRA) |