Why does Convert to RHEL failed with "unable to resolve cdn.redhat.com" error ?

Solution Verified - Updated -

Issue

  • The convert2rhel failed with the error unable to resolve cdn.redhat.com.

  • The ping command failed with operation not permitted error.

Error ping: sendmsg: Operation not permitted
ping: sendmsg: Operation not permitted
ping: sendmsg: Operation not permitted

Environment

  • Centos 8.5.
  • Red Hat Enterprise Linux 8.

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