Multi-Tech Systems CF220 - Manual (Page 12)

Chapter 2: Sample System
Multi-Tech Systems, Inc. CF220 CallFinder User Guide 12
Step 2 Practical: Add DID lines and connect to CallFinder.
PSTN
Local Telco
Central Office
3111-3110
DID Lines
Power
48Vdc
Channel 2 Channel 1 Power
5Vdc
Ethernet
FXS/FXO DID FXS/FXO DID 10/100
3101-3110
Dir. Numbers:
from the telco.
Two DID lines (10 directory
numbers each) are ordered
PBX
No DID
support.
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