CONTENTS

 1     Scope
 2     Background
 3     References
 4     Definitions and abbreviations
        4.1     Definitions
        4.2     Abbreviations
 5     Reference configuration
 6     Interface at 1544 kbit/s for ATM
        6.1     Characteristics of the Physical Media Dependent (PMD) sublayer
        6.2     Functions provided by the Transmission Convergence (TC) sublayer
                  6.2.1     Bit rate
                  6.2.2     Transfer capability
                  6.2.3     Transport-specific TC functions
                  6.2.4     ATM-specific TC functions
                  6.2.5     OAM specific functions
        6.3     Power feeding
 7     Interface at 2048 kbit/s for ATM
        7.1     Characteristics of the Physical Media Dependent (PMD) sublayer
        7.2     Functions provided by the Transmission Convergence (TC) sublayer
                  7.2.1     Bit rate
                  7.2.2     Transfer capability
                  7.2.3     Transport-specific TC functions
                  7.2.4     ATM-specific TC functions
                  7.2.5     OAM specific functions
        7.3     Power feeding