ESR Series Routers Operation Manual
19
Solid on
Solid on
Connection established
Flashes
X
Data reception in progress
X
Flashes
Data transfer in progress
The following table lists description of system indicator statuses and meanings.
Table 2.16
—
Status of system indicators
Indicator
name
Indicator function
LED State
Device State
Status
Current device status indicator.
Green
Device is in normal operation state.
Orange
Device is booting up the software.
Alarm
Device alarm presence and level
indicator.
-
-
VPN
Active VPN sessions indicator.
-
-
Flash
Data storage activity indicator: SD
card or USB Flash.
Orange
Read/write operation execution with
'copy' command
Power
Device power indicator.
Green
Device power is OK. Main power
supply, if installed, is operational.
Orange
Main power supply failure or fault, or
the primary main is missing.
Off
Device internal power supply failure.
Master
Device failover mode operation
indicator.
-
-
Fan
Cooling fan status.
Off
All fans are operational.
Red
One or more fans has failed. Possible
cause of failure: at least one of the fans
has stopped or is working at lower
rpm.
RPS
Backup power supply operation
mode.
Green
Backup power supply is installed and
operational.
Off
Backup power supply is not installed.
Red
Backup power supply is missing or
failed.
2.4.3.2
ESR-100/ESR-200 light indication
Gigabit Ethernet copper interface and SFP interface statuses are represented by two LEDs—green
LINK/ACT LED and amber SPEED LED. Location of the copper interface LEDs is depicted in Fig. 2.11. SFP
interface status is depicted in Fig. 2.13. For light indication meaning, see Table 2.17.
Fig. 2.13
—
Location of optical interface indicators
LINK/ACT
SPEED