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Analog FXO 74
SmartNode 4830 Getting Started Guide C • Cabling
Analog FXO
Applicable to SmartNodes equipped with FXO ports. The FXO ports are connected to analog phone lines via
cables terminated with RJ-11 connectors (see section “FXO port” on page 79 for details on port pinouts).
Note The phone line socket (connector type and pinout) available from the public
network vary from country to country. Refer to technical information avail-
able from your local operator for additional cabling information.
Figure 31. Connecting to an FXO line socket
RJ-11, male RJ-11, male
PSTN
wall plate
Ring (-) 3
Tip (+) 4
3 Ring (-)
4 Tip (+)