Foreword
1 Scope
2 Normative references
3 Definitions
4 Conventions and abbreviations
4.1 Conventions
4.2 Abbreviations
5 General description
5.1 Ring overview
5.2 Environment
6 Services
6.1 TP-PMD-to-PHY services
6.2 TP-PMD-to-SMT services
7 Media independent operations
7.1 Transmit function
7.2 Receive function
8 Media interface connector specifications
8.1 Media interface connectors
8.2 Testing recommendations
8.3 Station labelling
8.4 Isolation requirements
9 Media signal interface
9.1 Active output interface
9.2 Active input interface specifications
10 Interface signals
10.1 Receiver
10.2 Transmitter
11 Cable plant interface specification
11.1 Cable plant specification
11.2 Crossover function
11.3 Connectors, cords, and cross-connect equipment
Annexes
A - Test procedures
B - Electrical interface considerations
C - Example of system jitter allocation
D - Labelling considerations
E - Alternative cable plant usage
F - Impedance and insertion loss deviation
G - Stream cipher scrambling function
H - Equipment cabling in a structured cabling context
I - Common mode cable termination
J - Twisted pair active output interface template
K - Bibliography