Cisco Cisco Packet Data Gateway (PDG)
Troubleshooting
▀ Detecting Faulty Hardware
▄ ASR 5500 System Administration Guide, StarOS Release 17
182
DPC/UDPC Redundancy LED States
The Redundancy LED on the DPC/UDPC indicates that software is loaded on the card, but it is serving as a standby
component. DPC/UDPCs support n:1 redundancy; the Redundancy LED should be green on only one DPC/UDPC for
normal system operation.
component. DPC/UDPCs support n:1 redundancy; the Redundancy LED should be green on only one DPC/UDPC for
normal system operation.
The possible states for this LED are described in the following table. If the LED is not green, use the troubleshooting
information in the table to diagnose the problem.
information in the table to diagnose the problem.
Table 23. DPC/UDPC Redundancy LED States
Color
Description
Troubleshooting
Green
Card is in standby mode.
None needed. There is at least one DPC/UDPC in Standby mode.
Amber
Card is not backed up by a
standby DPC.
standby DPC.
Check the status of the other DPC/UDPCs. If one DPC/UDPC has failed or has
been removed from the chassis, the system can continue to function but
redundancy is compromised.
been removed from the chassis, the system can continue to function but
redundancy is compromised.
Refer to Monitoring the System for information on determining the status of
the DPC/UDPC and system software processes.
the DPC/UDPC and system software processes.
Blinking
Amber
Amber
Tasks or processes being migrated
from an active DPC to the standby
DPC.
from an active DPC to the standby
DPC.
Refer to Monitoring the System for information on determining the status of
the DPC/UDPC and system software processes.
the DPC/UDPC and system software processes.
None
Card is not receiving power.
OR
Card has failed.
OR
Card has failed.
Verify that the Run/Fail LED is green. If so, the card is receiving power and
POST results are positive. If it is off, refer to
POST results are positive. If it is off, refer to
for troubleshooting information.
Checking the LEDs on the FSC
Each FSC is equipped with the following LEDs as shown in the accompanying figure:
Run/Fail
Active
Redundancy
Drive 1 Activity
Drive 2 Activity