Indicator of failover modes operation. 
Backup power source indicator. 
Functional key that reboots the device and resets it to factory settings: 
  Pressing the key for less than 10 seconds reboots the 
device;  
  Pressing the key for more than 10 seconds resets the 
terminal to factory settings. 
Console port RS-232 for local management of the device. 
ESR-1000 front panel 
The front panel of ESR-1000 is represented in Figure 2.2 
 
Figure 2.2– Front panel of ESR-1000 
The list of connectors, light indicators and controls that are located on the front panel of ESR-1000 
are described in Table 2.2 
Table 2.2 – Description of connectors, light indicators and controls located on the front panel of ESR-1000  
10G SFP+/ 1G SFP transceiver installation slots. 
24 Gigabit Ethernet 10/100/1000 Base-T (RJ-45) ports. 
Indicator of device's current state 
Existence and emergency level indicator of the device. 
Existence indicator of active VPN-sessions  
Activity indicator of exchange with data storages (SD-card or USB 
Flash). 
Operation indicator in failover-modes. 
Emergency indicator of fans. 
Reserve power supply indicator. 
Functional key that reboots the device and resets it to factory settings: 
–  Pressing the key for less than 10 seconds reboots the device;  
–  Pressing the key for more than 10 seconds resets the terminal 
to factory settings. 
 RS-232 console port for local device control.