SmartNode 4520 & 4110 Series User Manual
Installing an interface cable on the router's FXS and FXO interface ports
The gateway comes with at least two FXS or FXO analog ports—or a combination of FXS and FXO ports—(see
figure
16) located on the back of the router. The FXS interfaces are connected to analog devices via cables (see
figure
17) terminated with RJ-11 connectors (see
FXO interface connects the router with analog lines via cables (see
connectors (see
figure 19
Figure 16. Rear view showing location of Ethernet and FXS connectors (SmartNode 4520 shown)
Installing the gateway router
figure 19
and
table 6
on page 33 for pin-out information).
Figure 17. Analog FXS connection
and
table 6
on page 33 for pin-out information). The
figure 18
on page 33) terminated with RJ-11
3 • Hardware installation
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