A user has reported a problem with a network device. The network technician has theorized
that the device is faulty and has tested to confirm the theory. Which of the following steps in
the troubleshooting methodology should the technician do NEXT?
A.
Establish a theory of probable cause.
B.
Implement preventative measures.
C.
Implement the solution.
D.
Establish a plan of action to resolve the problem.