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220-1101 · Question #1000

A support technician receives a call stating that a user has added a device to the network. The user used the same configurations from another workstation. When both workstations are turned on, neithe

The correct answer is A. The new computer has a duplicate IP address.. Copying network configuration from another workstation that uses a static IP address results in two machines sharing the same IP. This causes an IP address conflict: the network cannot reliably route traffic to either machine because both respond to the same address. The result i

Hardware and network troubleshooting

Question

A support technician receives a call stating that a user has added a device to the network. The user used the same configurations from another workstation. When both workstations are turned on, neither can access the network reliably. Which of the following is the most likely cause of the issue?

Options

  • AThe new computer has a duplicate IP address.
  • BThe DNS server is registering both hostnames.
  • CThe network cable was improperly terminated.
  • DThe security on the switchport needs to be reset.

How the community answered

(17 responses)
  • A
    88% (15)
  • C
    6% (1)
  • D
    6% (1)

Explanation

Copying network configuration from another workstation that uses a static IP address results in two machines sharing the same IP. This causes an IP address conflict: the network cannot reliably route traffic to either machine because both respond to the same address. The result is intermittent or no network access for both workstations-exactly the described symptom. DNS hostname registration, cable termination, and switchport security issues would not typically be caused by copying another machine's configuration and would not affect both machines simultaneously in this way.

Topics

#IP address conflict#Network troubleshooting#TCP/IP#Network configuration

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