�1���� Scope�
�2���� References�
�3����
Terms and definitions�������
�4����
Abbreviations���
�5���� Fundamental principles of transmission planning����
�6���� Basic reference model and definitions�������
������� 6.1���� Reference model����
������� 6.2���� Relative levels��������
������� 6.3���� Circuits and connections����
�7���� Typical network components and configurations���
������� 7.1���� Network components��������
������� 7.2���� Network configurations������
�8���� Technical requirements/Transmission impairments�
������� 8.1���� Loudness ratings����
������� 8.2���� Noise, crosstalk and group delay distortion
������� 8.3���� Stability control by loss allocation to circuits�����������
������� 8.4���� Delay/echo
������� 8.5���� Packet loss
������� 8.6���� The effect of coding and signal processing in the digital path
������� 8.7���� Channel compression techniques����
������� 8.8���� Bit integrity
������� 8.9���� Bit error performance��������
������ 8.10���� Synchronization����
������ 8.11���� Attenuation distortion��������
������ 8.12���� Effect of syllable speech clipping���
������ 8.13���� Evaluation of impairments, singly and in combination����������
�9���� Service planning and QoS aspects
Annex A � Terminology used in
traditional transmission planning����
������� A.1���� Circuits and connections����
Appendix I � Traditional network
planning in a regulated environment by subdividing an international connection
into "national systems" and an "international chain"����
������� I.1���� �� Subdivision of telephone networks with regard to the interfaces between
network operators����
������� I.2���� �� General�
������� I.3���� �� The national systems and the international chain of circuits�
������� I.4���� �����Multi-operator networks����