Unexpected IP change due to mistyped ifconfig command.

Solution Verified - Updated -

Issue

  • IP address of the system is changed when triggered ifconfig eth0 help .
  • Network connectivity lost upon using ifconfig eth0 help .
  • How to assign same IP address of the specified hostname to the NIC?

Environment

  • Red Hat Enterprise Linux(RHEL) 6.
  • Red Hat Enterprise Linux(RHEL) 7.

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