•
4-Wire Voice
•
E&M (Types I, II, III, & V)
•
Pulse Link Repeater (PLR)
•
Transmission Only (TO)
•
Modem
•
Deluxe card with 2713 Hz loopback tone
•
SCG
•
High fidelity audio
•
8 kHz Bandwidth
•
15 kHz Bandwidth
Circuit Features
Status information on circuits includes:
•
Option status
•
Card type
•
Serial number
•
Card revision
•
Firmware revision
Data Circuit Features
•
Polling (most circuits)
•
Test loopbacks
•
Reset
•
T1-1/T1-2 (bi-directional) provisioning
Voice Circuit Features
•
Transmission level adjust (Tx and Rx)
•
Test loopbacks
•
T1-1/T1-2 (bi-directional) provisioning
Refer to individual circuit card user manuals for further information on options offered.
Chapter 1. System Overview and Modes of Operation
14
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