What will happen if the default gateway address is incorrectly configured on a host?

The answer to the above question ‘What will happen if the default gateway address is incorrectly configured on a host?‘ is:

  • The host cannot communicate with other hosts in the local network.
  • The switch will not forward packets initiated by the host.
  • The host will have to use ARP to determine the correct address of the default gateway.
  • The host cannot communicate with hosts in other networks.
  • A ping from the host to 127.0.0.1 would not be successful.

Conclusion

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