BS 6328-8.1:1993

Committees responsible
Foreword
Specification
1. Scope
2. Definitions and abbreviations
3. General requirements
4. Connection requirements
5. Service requirements
6. Marking
7. Information to be provided by the supplier
Appendices
A. Tests for compliance specific to the 2048 kbit/s
     service
B. Tests for compliance specific to the 8448 kbit/s
     service
C. Performance characteristics of media between the
     NTP and apparatus
D. Rationale for the derivation of the output jitter
     requirement
E. Application of jitter planning rules in simple
     point-to-point on the configurations of apparatus
F. Recommended procedures for control of jitter and
     wander
Tables
1. Services covered
2. Minimum return loss for 2048 kbit/s service
3. Limits for maximum peak-to-peak jitter for
     2048 kbit/s service (independent of reflected
     jitter performance requirements)
4. Planning exemption limits for maximum peak-to-peak
     intrinsic jitter for 2048 kbit/s service
     (independent of reflected jitter performance
     requirements
5. Minimum return loss for 8448 kbit/s service
6. Limits for maximum peak-to-peak jitter for 8448
     kbit/s service (independent of reflected jitter
     performance requirements)
7. Planning exemption limits for maximum peak-to-peak
     intrinsic jitter for 8448 kbit/s service
     (independent of reflected jitter performance
     requirements)
8. Output jitter requirements clauses: planning
     exemption categories according to service category
     and use as related to declared output signal timing
     as required by 7.1.8
Figures
1. Mask of the pulse at the 2048 kbit/s interface
2. Limit of tolerable jitter at the apparatus input
     port (not planning exempt) for 2048 kbit/s service
3. Limit of maximum tolerable jitter at the apparatus
     input port for 2048 kbit/s service
4. Mask of the pulse at the 8448 kbit/s interface
5. Limit of tolerable jitter at the apparatus input
     port (not planning exempt) for 8448 kbit/s service
6. Limit of maximum tolerable jitter at the apparatus
     input port for 8448 kbit/s service

Specifies requirements for apparatus to be connected to particular private digital circuits, according to CCITT G-series Recommendations, operated by certain public telecommunication operators. Coverage includes: definitions and abbreviations; connection requirements; service requirements. Also includes appendices, tables and diagrams.