Foreword 1 Scope 2 Normative References 3 General Provisions
4 Transmission System 4.1 Transmission Models 4.2 System Rates and Multiplexing Structures 4.3 Organization of Transmission Systems 4.4 Determination of Scale and Capacity 4.5 Optical Interface 4.6 Electrical Interfaces 4.7 Types of Optical Fiber and Selection of Operating Wavelength
5 Auxiliary Systems 5.1 Network Management System 5.2 Synchronization Network System 5.3 Order Wire System
7 Arrangement and Connection of Channels 7.1 Channel Organization 7.2 Network Interface 7.3 Connection of Optical／Electrical Channels 7.4 Interworking of SDH and PDH Long Haul Transmission Network
8 Performance Objectives of Transmission Systems 8.1 Bit Error Performance 8.2 Jitter Performance 8.3 Wander Performance 8.4 Availability Targets
9 Station Arrangement， Civil and Electrical Design 9.1 Principles for Station Siting 9.2 Water Supply， Electricity Supply， Roads and Telephones 9.3 General Layout 9.4 Equipment Rooms 9.5 Power Supply System 9.6 Lighting 9.7 Lightening Protection and Grounding
10 Arrangement and Configuration of Equipment 10.1 Arrangement of Equipment 10.2 Configuration of Equipment 10.3 Requirements for Cabling and Selection of Wires and Cables 11 Design of Special Optical Fiber Cables
12 Design Requirements for OPGW 12.1 Design Safety Factor and Everyday Tension 12.2 Short—circuit Current Capacity of OPGW 12.3 Selection and Configuration of OPGW and Current—diverting Line
13 Design Requirements for ADSS Cables 13.1 Design Safety Factor and Average Tension 13.2 Positions of Suspending Points and Selection of Oversheaths 13.3 Crossing—over Distance 14 Fittings and Accessories
Appendix A （Normative） Explanation of Wording in This Rule Appendix B （Normative） Parameter Specifications for Optical Interfaces Appendix C （Normative） Parameter Specifications for Electrical Interfaces Appendix D （Normative） Jitter Performance of SDH Equipment Appendix E （Informative） Symbols and Abbreviations References
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