Altigen AltiContact Manager Version 5.0 Administration Manual page 209

Board Configuration
Figure 15. E1 Protocol Configuration window
The CH -> Type list displays the channel types.
Setting the ISDN PRI Switch Mode
If you select a Span Type of Regular ISDN PRI or Custom ISDN PRI in the
T1/PRI Configuration Window, use the following guidelines to set the
ISDN PRI Switch mode.
Figure 16. ISDN PRI Switch Mode
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