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Chapter 2
Messages and Recovery Procedures
ETHCNTR Messages
This section contains the Ethernet controller messages. These messages result from a failure of the
switch software when trying to program the hardware. Incorrect switch behavior results.
Error Message ETHCNTR-3-HALF_DUX_COLLISION_EXCEED_THRESHOLD: Collision at [chars]
exceed threshold. Consider as loop-back.
Error Message ETHCNTR-3-LOOP_BACK_DETECTED: Loop-back detected on [chars].
Error Message ETHCNTR-3-NO_HARDWARE_RESOURCES: Not enough hardware resources.
Shutting down [chars].
FRNTEND_CTRLR Messages
This section contains the front-end controller messages.
Error Message FRNTEND_CTRLR-2-SUB_INACTIVE: The front end controller [dec] is
inactive.
OL-9641-01
This message means that the collisions at a half-duplex port exceeded the threshold, and
Explanation
the port is considered as a loopback. [chars] is the port where the threshold was exceeded.
No action is required. The port goes into error-disabled mode until the problem
Recommended Action
is resolved.
This message means that a loopback condition might be the result of a balun cable
Explanation
incorrectly connected to a port. [chars] is the interface name.
Recommended Action
Check the cables. If a balun cable is connected and the loopback condition is
desired, no action is required. Otherwise, connect the correct cable, and then enable the port.
Explanation
This message means that there are too many VLANs and routed ports configured.
[chars] is the short interface name, such as Gi0/1, or the VLAN name, such as VLAN0002.
Recommended Action
Reduce the total number of VLANs and routed ports to less than 1023. To
preserve configuration and connections across reboots, save the configuration.
This message means that the front-end controller that controls the LEDs and the
Explanation
fan-control features is now inactive on the port controlled by the front-end controller. This does not
affect the traffic on the port. [dec] is the controller number.
Reset the switch. If the problem is not resolved by resetting the switch, contact
Recommended Action
your Cisco technical support representative because there might be a problem with the switch.
Cisco ME 3400 and 2400 Ethernet Access Switch System Message Guide
ETHCNTR Messages
2-21
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