Dup-Nc - Cisco NCS 2000 series Troubleshooting Manual

DUP-NC

If the condition does not clear, log into the Technical Support Website at
for more information or call Cisco TAC (1 800 553-2447).
DUP-NC
Default Severity: Critical (CR), Service-Affecting (SA)
Logical Object: Shelf
(In R10.0) The DUP-NC (Duplicate Node Controller) alarm is raised in multishelf environment on both the
node controllers, when two node controllers are connected to the same switch.
(In R10.1), The DUP-NC alarm is raised in multishelf environment on the NCS 2006 duplicate node controller,
when two node controllers are connected to the same switch.
Clear the DUP-NC Alarm
Step 1 (In R10.0) Pull the LAN cables out from both the node controllers connected to the switch.
Step 2
(In R10.1)
1. Disconnect the duplicate node controller's cable from switch. The DUP-NC alarm clears.
2. Perform soft reset of the control card to recover the MSM ASIC interface.
Step 3 (In R10.6.2)
1. Disconnect the duplicate node controller's cable from switch.
2. Perform soft reset of the active control card on both the node controllers. The DUP-NC alarm clears.
If the condition does not clear, log into the Technical Support Website at
for more information or call Cisco TAC (1 800 553-2447).
DUP-NODENAME
Default Severity: Minor (MN), Non-Service-Affecting (NSA)
Logical Object: NE
The Duplicate Node Name alarm indicates that the alarmed node alphanumeric name is already being used
within the same DCC area.
Cisco NCS 2000 series Troubleshooting Guide, Release 11.0
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Alarm Troubleshooting