N10-009 Domain 5: Network Troubleshooting

High latency to a remote site over VPN. First check?

Multiple choice — select one answer

Answer choices

  1. a. Compare gateway, DNS, and ACL on host vs working peer
  2. b. Private MAC/Wi-Fi privacy randomization breaking portal auth
  3. c. Negotiated speed/duplex and cable category
  4. d. Measure path with traceroute/MTR and check link utilization

Architectural breakdown & explanation

Path and congestion analysis isolates WAN issues.

Correct answer(s): d. Measure path with traceroute/MTR and check link utilization

Exam domain: Domain 5: Network Troubleshooting (22% weight on the official guide).

Official documentation & study links

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