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N10-009 · Question #430
N10-009 Question #430: Real Exam Question with Answer & Explanation
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Submitted by kim_seoul· Mar 6, 2026Network Troubleshooting
Question
A VoIP phone powers up, but it is unable to receive or place calls. After connecting to another switchport, the issue is resolved. Which of the following was most likely the issue with the previous port?
Options
- AThe port had a half-duplex configuration.
- BThe port was in an error-disabled state.
- CThe port had an incorrect VLAN assignment.
- DThe port exceeded its PoE budget.
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