Connecting The Max 410'S Fxo Ports To A Pbx - Net2Phone Max 410 User Manual

User's Guide Section 1
1.6.1 Connecting the Max 410's FXO Ports to a
PBX
Figure 3
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
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