vdsm user could not manage to run sudo operation

Solution Verified - Updated -

Issue

  • Cannot install/configure a new RHEL based hypervisor
  • While trying to attach a RHEL based hypervisor to an existing RHEV Manager I'm getting the following message:
Host XXXX installation failed. Network error during communication with the host.

Environment

  • Red Hat Enterprise Virtualization 3.4 (rhevm-3.4.0-0.21.el6ev.noarch)
  • Red Hat Enterprise Linux Server 6.5 as RHEV hypervisor
  • vdsm-4.14.7-3.el6ev.x86_64

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