List of Figures

Figure 1-1. TDU 120e Option Modules

1-5

Figure 1-2. Bridge, PBX, Video Conferencing Application Set-up

1-6

Figure 2-1. TDU 120e Rear Panels

2-5

Figure 2-2. TDU 120e Interfaces

2-6

Figure 2-3. Example of Chain-in

2-10

Figure 3-1. Sample Terminal Screen with TDU 120e Menu

3-2

Figure 3-2. Example of Basic Menu Travel

3-3

Figure 3-3. Telnet/Terminal Main Menu

3-5

Figure 3-4. TDU 120e Front Panel Layout

3-7

Figure 4-1. Status Menu Tree

4-1

Figure 4-2. Network Interface Performance Report

4-2

Figure 5-1. TDU 120e Config Menu Tree

5-2

Figure 5-2. Network (NI) Menu Tree

5-3

Figure 5-3. Unit Menu Tree

5-4

Figure 5-4. Network Timed Clock Source

5-7

Figure 5-5. Base DS-1 Timed Clock Source

5-8

Figure 5-6. Base DTE Timed Clock Source

5-9

Figure 5-7. Internal Clock Source

5-10

Figure 5-8. Secondary Clock Source

5-11

Figure 5-9. Normal (CSU)

5-12

Figure 5-10. DS0 Temp Map

5-18

Figure 5-11. DS0 Map Designations

5-21

Figure 6-1. Utility Menu Tree

6-1

Figure 7-1. Test Menu Tree

7-1

Figure 7-2. Network Loopback Tests

7-3

Figure 8-1. Unit Access Table

8-2

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TDU 120e User Manual

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ADTRAN TDU 120e user manual List of Figures, Bridge, PBX, Video Conferencing Application Set-up