Why doesn't the anaconda `asknetwork` boot parameter work in Red Hat Enterprise Linux 7/8?

Solution Verified - Updated -

Issue

  • Installing Red Hat Enterprise Linux 7/8 but asknetwork parameter is not working to get the prompt for submitting IP address information.
  • How to make sure the system gets IP address before installation starts in Red Hat Enterprise Linux 7/8?
  • Anaconda: Dracut fails to correctly configure any network interface
    • See many "Warning: dracut-initqueue timeout -starting timeout scripts" dracut-initqueue messages.
    • See a "Warning: Could not boot." dracut-initqueue message.
    • See a "Warning: /dev/root does not exist" dracut-initqueue message.
    • Dropped to Dracut emergency shell.
    • The /run/initramfs/rdsosreport.txt file shows a "No DHCPOFFERS received." dhclient message.
  • Trying to install RHEL7/8 via a remote source on a machine connected to a DHCP-less network does not prompt the user for the network configuration as it did in the RHEL6 and RHEL5 installers.

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8

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