Chapter 4: Redundancy
NetEnforcer AC-1000 Hardware Guide
4-14
Status Indicators in Parallel Redundancy Mode
When operating in Parallel Redundancy mode, two NetEnforcer units are connected.
During operation, the LED indicators on NetEnforcer give various readings. The LEDs
relevant to operations in Parallel Redundancy mode are the Standby, Active and Power
LEDs on the NetEnforcer LCD panel.
The modes of operation of the indicators are described in the following tables:
Standby
LED
Active
LED
Power
LED
Analysis
Primary
Unit
OFF
ON
ON
Primary NetEnforcer is in Active mode.
Secondary
Unit
ON
OFF
ON
Secondary NetEnforcer is ready to take
over.
Primary
Unit
OFF
OFF
ON
Primary NetEnforcer fails or is now
booting.
Secondary
Unit
OFF
ON
ON
Secondary NetEnforcer took over and
is in Active mode.
Primary
Unit
OFF
OFF
OFF
Primary NetEnforcer is powered OFF.
Secondary
Unit
OFF
ON
ON
Secondary NetEnforcer took over and
is in Active mode.
Primary
Unit
OFF
ON
ON
Primary NetEnforcer is in Active mode.
Secondary
Unit
OFF
OFF
OFF
Secondary NetEnforcer is powered
OFF. The only Fail-safe mode available
now is Bypass.
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