100-150 Question 149
Single answerAn engineer instructs you to verify the status of a Cisco switch by checking the System LED. The System LED is blinking amber. What does this indicate?
- A
The switch is functioning normally and has no issues.
- B
There is a hardware failure or a critical issue with the switch.
- C
The switch is in standby mode and waiting for configuration.
- D
The switch is powered off and not operational.
Show answer and explanation
Correct answer: B
Explanation
The System LED on a Cisco switch provides information about the device's operational state. A blinking amber LED is a critical alert, indicating hardware failure or a major issue that requires immediate attention. Understanding such LED behaviors is essential for diagnosing and troubleshooting Cisco devices.
- A. Incorrect.
This is incorrect because a blinking amber System LED does not indicate normal operation. A solid green LED typically signifies normal functionality.
- B. Correct.
This is correct because a blinking amber System LED on a Cisco switch indicates a hardware failure or a critical system error.
- C. Incorrect.
This is incorrect because a blinking amber System LED does not signify standby mode. Standby or waiting states are typically indicated by other LEDs or behaviors.
- D. Incorrect.
This is incorrect because a powered-off switch would not have any active LEDs, including the System LED.