Zhone 2000 ユーザーガイド

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120
2 0 0 0 - A 2 - G B 2 3 - 0 0
4—E&M Wnk
5—RAW ABCD
0 or Enter—no change
2
After you have updated each port, Press Enter a final time. The IAD updates 
the settings and saves the configuration.
3
Press any key to return to the Start Mode Selection menu or press Escape to 
continue with other voice path configuration.
Set On Hook Transmission Mode of Ground Start Lines
To set On-Hook Transmission mode (OHT) (POTS only) for ground start 
lines, follow the steps below.
1
Type “O” on the Voice Configuration menu (Figure 4.62) to display the 
Ground Start OHT Mode Selection menu (Figure 4.85).
Figure 4.85
Ground Start OHT Mode Selection Menu
2
Type “E” to enable onhook transmission mode, or “D” to disable it. The 
IAD saves the mode you’ve selected and redisplays the Ground Start OHT 
Mode Selection menu.
3
Press Escape to return to the Voice Configuration menu and continue with 
other voice path configuration.
Configure Echo Cancellation Default Settings
To set echo cancellation default settings, type “E” on the Voice 
Configuration menu (Figure 4.62) to display the Echo Cancellation Default 
Settings Configuration menu (Figure 4.86).
Figure 4.86
Echo Cancellation Default Settings Configure Menu
Each of the options on this menu is described in detail below.