vQFX is not a standard Linux VM; it requires specific QEMU arguments. Standard Ubuntu or CentOS templates will fail to boot. Create an XML file ( vqfx-exclusive.xml ):
: Indicates this is the Routing Engine image (as opposed to the PFE, or Packet Forwarding Engine). vqfx202r110reqemuqcow2 exclusive
The filename follows a structured naming convention used by Juniper for its virtual appliances: vQFX is not a standard Linux VM; it
The string vqfx202r110reqemuqcow2 exclusive refers to a specific use case when running a image — likely the vQFX RE (Routing Engine) instance — using a QCOW2 disk image in exclusive mode under QEMU/KVM. The filename follows a structured naming convention used
: The exclusive tag might have been a time-limited evaluation. Fix : Run request system license add terminal and paste a valid Juniper eval license (available from Juniper’s website for 90-day trials).
: The vQFX requires two separate virtual machines to function: this RE image for the control plane and a corresponding PFE (Packet Forwarding Engine) image for the data plane. Image Format