CONTENTS

 1     DCME tutorial
        1.1     Use of Digital Circuit Multiplication System (DCMS)
        1.2     Location
        1.3     Transmission requirements
        1.4     DCME gain (DCMG)
        1.5     ISDN bearer services
        1.6     Restoration of services
        1.7     Control of transmission overload
        1.8     Transmission link performance monitoring
        1.9     References
 2     DCME dimensioning methods for different route characteristics
        2.1     Scope
        2.2     Route profiles
        2.3     DCME operation
                  2.3.1     DSI gain for voice
                  2.3.2     DSI gain for data
                  2.3.3     LRE gain for voice
                  2.3.4     LRE gain for data
        2.4     DCME Dimensioning
                  2.4.1     Limitations
                  2.4.2     Example gain calculations using simplified techniques
                  2.4.3     Two pitfalls for the unwary
        2.5     Conclusion