Exam 100-150 Topic 1 Question 21 Discussion

Actual exam question for Cisco's 100-150 exam
Question #: 21
Topic #: 1
A support technician examines the front panel of a Cisco switch and sees 4 Ethernet cables connected in the first four ports. Ports 1, 2, and 3 have a green LED. Port 4 has a blinking green light.
What is the state of the Port 4?

Suggested Answer: C Vote an answer

On a Cisco switch, a port with a blinking green LED typically indicates that the port is up (active) and is currently transmitting or receiving data.
This is a normal state indicating active traffic on the port.
* A. Link is up with cable malfunctions: Usually indicated by an amber or blinking amber light.
* B. Link is up and not stable: Not typically indicated by a green blinking light.
* D. Link is up and there is no activity: Would be indicated by a solid green light without blinking.
Thus, the correct answer is C. Link is up and active.
Reference: =
* Cisco Switch LED Indicators
* Cisco Ethernet Switch LED Patterns

by Miles at Apr 07, 2025, 08:56 AM

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