Communications System Owner Manual

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LIST OF FIGURES
Figure 1-1. Analog-to-Digital Conversion 1-4
Figure 1-2. Transmission States for Voice Communication 1-8
Figure 1-3. Transmission States for Data Transmission 1-12
Figure 1-4. Time Slot 1-17
Figure 1-5. Alternating Mark Inversion 1-19
Figure 1-6. Example of B8ZS Line Coding 1-20
Figure 1-7. D4 Framing 1-24
Figure 1-8. The Extended Super Frame 1-26
Figure 1-9. T1 Trunk Multiplexing 1-30
Figure 1-10. Possible Multiplexed Connections 1-33
Figure 1-11. Statistical Multiplexing 1-34
Figure 2-1. Internal Dial Plan Interactions 2-9
Figure 2-2. AAR Processing 2-12
Figure 2-3. ARS Processing 2-15
Figure 4-1. Standalone MS/T Network 4-1
Figure 4-2. MS/T Coordinated Numbering 4-3
Figure 4-3. Dialing Patterns From Tributary or Satellite to Main 4-5
Figure 4-4. Dialing Patterns From Main to Satellite or Tributary 4-5
Figure 4-5. Dialing Patterns From Main to Tandem 4-6
Figure 4-6. Dialing Patterns From Satellite or Tributary to Tandem 4-6
Figure 5-1. Typical 2-Level Hierarchical Electronic Tandem Network (ETN)
Configuration 5-3
Figure 5-2. An Example of Intermachine Tie Trunk Usage (Overflow Routing) 5-4
Figure 5-3. Private Network Uniform Numbering Plan 5-7
Figure 5-4. Extension Number Portability Cluster Using Common RNXs 5-8
Figure 5-5. Feasible ETN/SDN Configuration 5-10
Figure 5-6. Call Flow SDN - to - ETN 5-11
Figure 5-7. Call Flow ETN - to - SDN 5-12
Figure 5-8. Centralized Attendant Service 5-13
Figure 6-1. Distributed Communications System (DCS) Cluster 6-1
Figure 6-2. Internally Connected DCS Signaling Channel Over a DS1 6-4