At which Layer would you check ACLs for TCP ports being blocked? A. Layer 1 B. Layer 2 C. Layer 3 D. Layer 4

At which Layer would you use trace route to validate the path? A. Layer 1 B. Layer 2 C. Layer 3 D. Layer 4

At which Layer would you check for spanning tree loops? A. Layer 1 B. Layer 2 C. Layer 3 D. Layer 4

At which Layer would you troubleshoot a cabling issue? A. Layer 1 B. Layer 2 C. Layer 3 D. Layer 4

What is the leading cause of fiber-optic link failure? A. contaminants B. crushed fiber C. poor testing practices D. bad connectors

In which two ways could you minimize the impact of monitoring an industrial network? (Choose two.) A. Send random messages to a device and see what the response is. B. Do frequent ping sweeps to industrial devices to check for…

What are two recommended tools or commands that allow you to troubleshoot connectivity between two devices in different IP networks? (Choose two.) A. show interface status B. show spanning-tree C. ping D. show interfaces gigabitEthernet x/y switchport E. traceroute F.…

You are a called upon to troubleshoot connectivity problems to a network device on a production floor. You have used ping and traceroute to verify that you cannot connect to the device from the management network. The network is 209.165.202.128/27…

With a Cisco IE 2000 switch, what does a port status LED indicate when it is solid green? A. The port is sending or receiving data. B. A link is present. C. No link is present. D. There is a…

With a Cisco IE 2000 switch, what does a port status LED indicate when it is solid amber? A. The port is sending or receiving data. B. A link is present. C. No link is present. D. There is a…