1 Scope
2 References
3 Definitions
3.1 Terms defined elsewhere
3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Interface at 64 kbit/s (E0)
6.1 Functional requirements
6.2 Electrical characteristics
7 Interface at 1544 kbit/s (E11)
7.1 General characteristics
7.2 Pulse specification
7.3 Eye diagrams
8 Interface at 6312 kbit/s (E21)
9 Interface at 32 064 kbit/s
10 Interface at 44 736 kbit/s (E32)
11 Interface at 2048 kbit/s (E12)
11.1 General characteristics
11.2 Specifications at the output ports
11.3 Specifications at the input ports
11.4 Grounding of outer conductor or screen
12 Interface at 8448 kbit/s (E22)
12.1 General characteristics
12.2 Specification at the output ports
12.3 Specifications at the input ports
12.4 Grounding of outer conductor
13 Interface at 34 368 kbit/s (E31)
13.1 General characteristics
13.2 Specification at the output ports
13.3 Specifications at the input ports
13.4 Grounding of outer conductor
14 Interface at 139 264 kbit/s (E4)
14.1 General characteristics
14.2 Specifications at the output ports
14.3 Specifications at the input ports
14.4 Grounding of outer conductor
15 2048 kHz synchronization interface (T12)
15.1 General characteristics
15.2 Specifications at the output ports
15.3 Specifications at the input ports
15.4 Grounding of outer conductor or screen
16 Interface at 97 728 kbit/s
17 Interface at 155 520 kbit/s
STM-1 interface (ES1)
17.1 General characteristics
17.2 Specifications at the output ports
17.3 Specifications at the input ports
17.4 Specifications at the cross-connect points
17.5 Grounding of outer conductor
18 Interface at 51 840 kbit/s (STM-0 interface)
18.1 General characteristics
18.2 Specifications at the output ports
18.3 Specifications at the input ports
18.4 Specifications at the cross-connect points
18.5 Grounding of outer conductor
19 Time synchronization interfaces defined in ITU-T G.8271/Y.1366
19.1 ITU-T V.11-based time/phase distribution interface
19.2 1PPS 50 W
phase-synchronization measurement interface
20 10 MHz synchronization interface
20.1 General characteristics
20.2 Specifications at the output ports
20.3 Specifications at the input ports
Annex A – Definition of codes
A.1 Definition of B3ZS (also designated HDB2) and HDB3
A.2 Definition of B6ZS and B8ZS
A.3 Definition of CMI
Appendix I – 1544 kbit/s specification in the 1991 version of this
Recommendation
I.1 General
I.2 Interface specification
I.3 Pulse mask
Appendix II – 64 and 6312 kHz synchronization interface specification for use
in Japan
II.1 64 kHz synchronization interface
II.2 6312 kHz synchronization interface
Appendix III – 3152 kbit/s interface specification for use in North America
(From Annex A – [ITU- T G.931)
Bibliography