Net2Phone MAX 410/420/430 User Guide
Section 1.5 – Installing the MAX 410/420/430 Unit
1.5.1 Connecting the MAX 410's FXO Ports to a PBX
COIC/COIB: Central Office Interface Card or Board
PBX: Private Branch Exchange
PSTN: Public Switched Telephone Network
Trunk or CO Line: line from Central Office switch
Figure 3
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