Question 140
A network team addresses this situation: A lab uses 198.51.100.42 on internal servers and assumes it is a private-use network. After the corrective action, which test or result BEST verifies that the problem is resolved?
Explanation
Correct Answer
Address-plan review proves private-use selection and unique allocation.
Incorrect Answers
Test uniquely translated destinations from each site and inspect routes. It does not inspect internal addressing and confirm no unintended overlap with routed WAN prefixes.
A real unicast address gives a valid host target. It does not inspect internal addressing and confirm no unintended overlap with routed WAN prefixes.
Nonoverlapping ranges with sufficient hosts validate VLSM. It does not inspect internal addressing and confirm no unintended overlap with routed WAN prefixes.






CompTIA Network+ (N10-009) Practice Tests