Net2Phone MAX 410 - Connecting the MAX 420 S FXS Ports to a PBX

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1.5.2 Connecting the MAX 420’s FXS Ports to a PBX
PBX: Private Branch Exchange
PSTN: Public Switched Telephone Network
SLIC/SLIB: Subscriber Line Interface Card/Board
SLT: Single Line Terminal or Telephone (analog telephone)
Trunk or CO Line: line from Central Office switch
Net2Phone MAX 410/420/430 User Guide Section 1.5 – Installing the MAX 410/420/430 Unit
Figure 4