The vqfx-20.2R1.10-re-qemu.qcow2 image requires pairing with a Packet Forwarding Engine (PFE) image for functional Juniper vQFX10000 virtual switches, requiring specific NIC (virtio-net-pci) and internal link (em1) configurations in GNS3 and EVE-NG. A common "empty chassis" error is resolved by establishing communication between the RE and PFE via em1 and ensuring correct boot order. For a detailed setup guide on EVE-NG, visit EVE-NG. Juniper vQFX - - EVE-NG
Cause: 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). vqfx202r110reqemuqcow2 exclusive
) Emulates the ASICs and handles the actual data plane traffic. Deployment Specifications To successfully run this image in environments like Cisco Modeling Labs (CML) , use these standard parameters: : Requires at least 1024 MB RAM Hypervisor : Optimized for Default Credentials (Note: Password may vary by lab environment; some use admin:admin@123 Interface Mapping : Typically used for management/admin VLAN. be connected directly to the PFE's interface for the control and data planes to communicate. Known Issues & Tips Guide: Importing Juniper vMX and vQFX into CML2.4 The vqfx-20
set interfaces fxp0 unit 0 family inet address 192.168.1.10/24
commit
Because this is v11.0R1:
Standard vQFX does not support Virtual Chassis Fabric (VCF). However, some exclusive builds have patched vcp interfaces. Check for vcp-0/0/0: Zero physical hardware requirement – Runs on any