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LFCS · Question #505

Which of the following commands can deconfigure a network interface?

The correct answer is C. ifconfig. The ifconfig command can be used to both configure and deconfigure a network interface.

Submitted by luis.pe· Apr 18, 2026Networking

Question

Which of the following commands can deconfigure a network interface?

Options

  • Aipdown
  • Bnet
  • Cifconfig
  • Dnetdown

How the community answered

(34 responses)
  • A
    3% (1)
  • C
    94% (32)
  • D
    3% (1)

Why each option

The `ifconfig` command can be used to both configure and deconfigure a network interface.

Aipdown

`ipdown` is not a standard Linux command for deconfiguring interfaces.

Bnet

`net` is a generic term and not a specific command for interface deconfiguration.

CifconfigCorrect

The `ifconfig` command can be used with the `down` option (e.g., `ifconfig eth0 down`) to disable a network interface, effectively deconfiguring it and stopping its network communication.

Dnetdown

`netdown` is not a standard Linux command for deconfiguring interfaces.

Concept tested: Network interface configuration (ifconfig)

Source: https://man7.org/linux/man-pages/man8/ifconfig.8.html

Topics

#networking#network interfaces#ifconfig#command-line tools

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