Installation guide

Connecting WAN and Voice Interface Cards to a Network 3-29
2-Port FXS, FXO, and E&M Card LEDs
Figure 3-27 Connecting the 2-Port E&M Card
Caution
Do not connect an E&M interface directly to the PSTN.
2-Port FXS, FXO, and E&M Card LEDs
Each voice interface card has two IN USE LEDs, one for each channel.
Figure 3-28 shows a voice interface card with E&M interface as an example.
Straight-through
RJ-45-to-RJ-45 cable
RJ-45 ports
RJ-45 wall jack
17371
SEE MANUAL BEFORE INSTALLATION
VIC
E&M
IN USE
IN USE
1
0