1    
Scope
 2    
References
 3    
Terms
and definitions
        3.1    
Terms
defined in other Recommendations
 4    
Abbreviations
and acronyms
 5    
Classification
of optical interfaces
        5.1    
Applications
        5.2    
Nomenclature
 6    
Parameter
definitions
        6.1    
System
operating wavelength range
        6.2    
Transmitter
        6.3    
Optical
path
        6.4    
Receiver
 7    
Optical
parameter values
 8    
Optical
engineering approach
Appendix I
– Optical crosstalk impact
Appendix II – Examples
of system configurations using applications defined in this Recommendation
Appendix III – Differences in parameter values between G.693 application
codes and equivalent G.691 and G.959.1 codes