Table 27 – Description of connectors, LEDs and controls located on ESR-12V front panel
№ Front panel element Description
1 220V АC Power supply.
2 Power Device power LED.
3 Console Console port RS-232 for local management of the device.
4 F Functional key that reboots the device and resets it to factory default
configuration: - pressing the key for less than 10 seconds reboots the
device. - pressing the key for more than 10 seconds resets the device to
factory default configuration.
5 USB1, USB2 2 USB connectors for connecting external USB devices.
6 FXO PSTN external subscriber line LED.
1,2,3 Internal subscriber terminals LED.
7 FXO 1 FXO connector for connection PSTN external subscriber line.
8 FXS 1, FXS 2, FXS 3 3 connectors for internal subscriber terminals.
9 [1 .. 8] 8 ports of Gigabit Ethernet 10/100/1000BASE-T (RJ-45).
ESR-12V rear panel
The rear panel layout of ESR-12V is depicted in 37.
Figure 37 – ESR-12V rear panel
Table 28 lists rear panel connectors of the router.
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