Error "Not enough MAC addresses left in MAC Address Pool" is triggered while creating a new Virtual Machine

Solution Verified - Updated -


  • Below error message is thrown on the GUI while trying to create a Virtual Machine from Red Hat Enterprise Linux Virtualization Manager.
Not enough MAC addresses left in MAC Address Pool


  • Red Hat Enterprise Virtualization 2.x
  • Red Hat Enterprise Virtualization 3.x
  • Red Hat Virtualization 4.x

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