4.1. Identify the Status Lights on a Cisco Device When Given Instruction by an Engineer. 100-150 Practice Questions (Page 2)

Questions 6–10

1. 6expert · hard

   A technician is troubleshooting a link that is down. The engineer asks the technician to check the port LED. The technician sees the LED is off. The cable is known to be good. What should the technician check next?

   • AThe switch's VLAN configuration.
   • BThe switch's IOS version.
   • CThe port's administrative status and the connected device's power state.
   • DThe switch's power supply.
   Reveal Solution Discussion Select an answer first
2. 7foundation · easy

   An engineer asks you to check the link light on a Cisco switch port. You observe that the port LED is solid green. What does this indicate?

   • AThe link is active and operating normally.
   • BThe port is administratively down.
   • CThe link is up but experiencing errors.
   • DThe port is in a standby or power-saving mode.
   Reveal Solution Discussion Select an answer first
4. 8application · easy

   An engineer instructs you to identify which port on a Cisco switch is connected to a specific user's computer. The user is actively downloading a large file. Which LED state should you look for?

   • AA solid green LED, because it indicates the link is up and stable.
   • BA blinking green LED, because it indicates active traffic on the port.
   • CAn amber LED, because it indicates the port is operating at a reduced speed.
   • DAn off LED, because the port is idle when not in use.
   Reveal Solution Discussion Select an answer first
5. 9expert · medium

   You are inspecting a Cisco switch and notice that a port has an amber LED that is blinking. What is the most likely interpretation?

   • AThe port is experiencing a fault or error condition, such as a link flap or a hardware failure.
   • BThe port is in a spanning-tree listening state.
   • CThe port is administratively down and the blinking indicates a configuration error.
   • DThe port is up and passing traffic, but at a reduced speed.
   Reveal Solution Discussion Select an answer first
6. 10expert · hard

   A technician is monitoring a Cisco switch port that connects to a critical server. The engineer asks the technician to report any signs of trouble. The technician sees the LED is solid green, but the server is experiencing intermittent slowdowns. What should the technician do?

   • AReport that the port is healthy because the LED is green.
   • BReboot the server to clear any temporary network issues.
   • CCheck the port error counters and the server's network statistics.
   • DReplace the network cable because the LED is not blinking.
   Reveal Solution Discussion Select an answer first