Exam N10-008 topic 1 question 95 discussion

D. Replace the cable connecting the modem and the workstation is the correct answer. DSL synchronization is the process of establishing a connection between the modem and the service provider's central office. After verifying that the modem is synchronized with the central office, the next step is to ensure that there is a working connection between the modem and the workstation. If the link LEDs on the workstation and modem do not light up, it's likely due to a problem with the cable connecting the two devices. The technician should replace the cable to resolve the issue.

the answer is D

A switching loop is when there is more than one Layer 2 path exists between two endpoints, but would still display a light due to their attempts at data transfer that would eventually degrade in a broadcast storm. If workstation & modem cable (Crossover DCE-DTE) is not carrying power through, then there would be no light, & it must be replaced.

This is one of those solutions where you think small and simple. D would be correct as both of them are lacking on network lights. OSI model Layer 1 Physical.

It's likely a cable problem. replace cable

The link LEDs on the workstation and modem do not light up, so cable may be a root cause.