1 Scope 1
2 Normative References 2
3 Abbreviations 4
4 General 6
5 Concept of Synchronization Network 7
6 Reference Distribution Network Design 10
7 Synchronization Distribution Based on SDH Transport Network 22
8 Design of Synchronization Network Management System 26
9 Synchronization of Various Communication Equipment 28
10 Equipment and Instrument Configuration 32
11 Installation Design ofSynchronous Equipment 34
Appendix A(Normative) Explanation of Wording in the Specification 36
Appendix B(Informative) Calculation of the Wander of Extremely Long Timing Reference Link 37
Appendix C(Informative) Basic Principles and Requirements for Retiming of PDH 2048 kbit/s Tributary 39
Appendix D(Normative) Network Limits for Synchronization Network Interfaces 41
Appendix E(Normative) Synchronization Status Message(SSM) 50
Appendix F(Normative) Technical Requirements for Timing Transmission of SDH Transmission System 54