Instruction manual

DS1 Facility Interface
Administration Requirements
The administration of DS1 interface CP is completed by accessing the Port, High Density
Circuit (HI D CKT), and System entries of the main administration menu.
The items to be administered under Port include (default):
● Assign 24 DS0 channel slots
● Assign port type, the TN767 CP supports the following port types:
— 201
— Single line tip/ring station without a message waiting light
— 7xx — Ground start trunks
— 8xx —
Loop start trunks
— 9xx —
Direct Inward Dialing trunks
— 10xx —
Tie trunks
● Assign special signaling to each DS1 port. They are as follows:
— Foreign Exchange (default)
— Special Access Unit
● Set Central Office disconnect timing
● Set end-end signaling timing
● Set end-end pause timing
● Set answer supervision delay timing
The items to be administered under HI D include (default):
● Assign board type, 767
● Enable the T1 CP (disabled)
● Set the line compensation (1)
● Set line code suppression (ZCS)
● Set framing mode (D4)
● Set signaling mode (robbed-bit)
● Set Red Alarm activation time (3 seconds)
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