What is the interface virbr0 for and how do I disable it?

Solution Verified - Updated -

Issue

  • What is the virbr0 bridge device?
  • How do I stop the virbr0 interface from being created?

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5
  • Virtualization (libvirt)

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