ITU-T V.11/X.27 (10/1996)

1 Introduction
2 Field of application
3 Symbolic representation of interchange circuit
4 Generator polarities and receiver significant levels
4.1 Generator
4.2 Receiver
5 Generator
5.1 Resistance and d.c. offset voltage
5.2 Static reference measurements
5.3 Dynamic voltage balance and rise time measurements
6 Load
6.1 Characteristics
6.2 Receiver input voltage – Current measurements
6.3 D.c. input sensitivity measurements
6.4 Input balance test
6.5 Terminator
7 Environmental constraints
8 Circuit protection
9 Detection of generator power-off or circuit failure
10 Measurements at the physical interchange point
10.1 Listing of essential measurements
10.2 Listing of optional measurements
Annex A – Compatibility with other interfaces
A.1 Compatibility of V.10 and V.11 interchange circuits in the same interface
A.2 Recommendation V.11 interworking with Recommendation V.10
Appendix I – Cable and termination
I.1 Cable
I.2 Cable length
I.3 Cable termination
Appendix II – Multipoint operation
Reference