N10-009 Domain 5: Network Troubleshooting

Remote office tunnel up but no routes to HQ subnets. Fix?

Multiple choice — select one answer

Answer choices

  1. a. Advertise/install correct phase 2 selectors/static routes
  2. b. Dirty connectors, bend radius, and optical power levels
  3. c. Follow change control and monitor metrics
  4. d. Replace patch cable and inspect SFP/transceiver

Architectural breakdown & explanation

Missing routes prevent cross-site reachability.

Correct answer(s): a. Advertise/install correct phase 2 selectors/static routes

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

Official documentation & study links

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