Rec. ITU-T Q.554 (01/1994) … TRANSMISSION CHARACTERISTICS AT DIGITAL INTERFACES OF DIGITAL EXCHANGES
FOREWORD
CONTENTS
1 General
2 Characteristics of interfaces
    2.1 Interface characteristics common to digital interfaces
    2.2 Interface characteristics at interface A
        2.2.1 Jitter and wander tolerance at the exchange input
        2.2.2 Maximum time interval error (MTIE) at the exchange output
    2.3 Interface characteristics at interface B
        2.3.1 Jitter and wander tolerance at the exchange input
        2.3.2 Maximum time interval error (MTIE) at the exchange output
    2.4 Interface characteristics at interface V1
    2.5 Interface characteristics at other V-type interfaces
3 Characteristics of 64 kbit/s half connections
    3.1 Half connection characteristics common to all digital interfaces
        3.1.1 Error performance
        3.1.2 Bit integrity
        3.1.3 Bit sequence independence
        3.1.4 Absolute group delay