CompTIA Network+ (N10-008) — Question 616

A network administrator corrected a rule on a misconfigured firewall. Which of the following should the administrator do NEXT when applying the network troubleshooting methodology?

Answer options

• A. Verify full system functionality.
• B. Document actions and lessons learned.
• C. Establish a theory of probable cause.
• D. Identify potential effects.

Correct answer: A

Explanation

The correct answer is A, as the next step after making a change is to verify that the system is functioning correctly. Options B, C, and D are important steps in the troubleshooting process, but they come after confirming that the initial fix has restored functionality.