vQFX requires (vQFX1 + vQFX2) for spine-leaf testing.
Your configured interfaces (e.g., ge-0/0/0 ) should appear as "up". vqfx202r110reqemuqcow2
Fix the file permissions: /opt/unetlab/wrappers/unl_wrapper -a fixpermissions GNS3 Integration Open GNS3 and navigate to . Click New and name the template vQFX-RE-20.2R1.10 . vQFX requires (vQFX1 + vQFX2) for spine-leaf testing
For a vQFX instance to work, and hook together directly via an internal Ethernet connection. File Technical Breakdown Click New and name the template vQFX-RE-20
The vqfx202r110reqemuqcow2 is a pre-configured QEMU Copy On Write ( qcow2qcow2 ) image containing the Routing Engine (
If you are working with virtualized Juniper switches in environments like EVE-NG, GNS3, or raw KVM, you have likely encountered the specific image filename: vqfx202r110reqemuqcow2 .
Unlike a Linux VM, a vQFX (RE + PFE) is simulating a hardware switch’s ASIC and Control Plane.