1     Scope
2     References
        2.1     Normative references
                  2.1.1     ITU-T Recommendations
                  2.1.2     ISO/IEC Standards
 3     Definitions
 4     Abbreviations
        4.1     Abbreviations specified in ISO/IEC 2382-25
        4.2     Abbreviations specified in ITU-T G.707/Y.1322
        4.3     Abbreviations specified in ITU‑T Q.921
        4.4     Abbreviations specified in this Recommendation
 5     The protocol framework of Ethernet over LAPS
 6     The SDH physical layers
 7     Service facilities and protocol specifications of LAPS
 8     Encapsulation
 9     Functional elements of Gigabit Ethernet over LAPS
10     Rate adaptation
Appendix I - An example of data processing
        I.1     The LAPS transmit processing
        I.2     The LAPS receive processing
        I.3     Erroneous frame handling
Appendix II - The possible application area of this technology