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N10-009 · Question #608

N10-009 Question #608: Real Exam Question with Answer & Explanation

The correct answer is B: Duplicate IP addresses. The visitor who manually set a static IP most likely chose an address inside the DHCP pool, causing another device to be assigned the same address. This results in duplicate IPs, which produce intermittent connectivity problems.

Submitted by tyler.j· Mar 6, 2026Network troubleshooting

Question

An organization has a guest network with a network IP range of 192.168.1.0/28 using a DHCP pool. One visitor reported difficulties connecting and configured a static IP address. Following this action, another visitor reported intermittent connection issues. Which of the following is the most likely reason for the intermittent connection issues?

Options

  • AAddress pool exhaustion
  • BDuplicate IP addresses
  • CMisconfigured default gateway
  • DIncorrect subnet mask

Explanation

The visitor who manually set a static IP most likely chose an address inside the DHCP pool, causing another device to be assigned the same address. This results in duplicate IPs, which produce intermittent connectivity problems.

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