CONTENTS

 1     Scope
 2     References
 3     Definitions
 4     Abbreviations
 5     Extended DTMF detection package
        5.1     Properties
        5.2     Events
        5.3     Signals
        5.4     Statistics
        5.5     Procedures
                  5.5.1     Enhanced match procedures
 6     Enhanced DTMF detection package
        6.1     Properties
        6.2     Events
        6.3     Signals
        6.4     Statistics
        6.5     Procedures
                  6.5.1     Match procedures