show version show chassis hardware show chassis fpc You should see FPC 0 present (PFE). If you don't want to build it yourself, search for community-converted juniper-vmx-<version>.qcow2 images, but never trust untrusted binaries in your lab.

vMX 21.2R3.6 with EVE-NG 5.0.1-18.

Step-by-Step: Juniper vMX Download & Setup for EVE-NG (vRouter 20.x/21.x/23.x)