Upload your .qcow2 files to this directory using WinSCP, FileZilla, or the scp command from your computer.
| Area | Limitation | |------|-------------| | | PFE is software-emulated – <1 Gbps, high latency. | | EVPN | Partial support – use 21.x or later for production-like EVPN. | | VXLAN routing | May require rebooting PFE after changes. | | SNMP bulk walks | Can cause RE CPU spikes. | | Graceful Routing Engine Switchover (GRES) | Not supported in single-RE images. | | Upgrade path | Must upgrade both RE and PFE images together; 20.2 → 21.2 is possible but nontrivial. | Vqfx-20.2r1.10-re-qemu.qcow2
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In the KVM environment, you must define multiple virtual network interfaces: Upload your
Handles the control plane, Junos OS CLI, and routing protocols (BGP, OSPF, etc.). | | VXLAN routing | May require rebooting PFE after changes
If the RE starts in a "non-master" role, a common workaround is to use the command request virtual-chassis reactivate or reboot both the RE and PFE simultaneously. Guide: Importing Juniper vMX and vQFX into CML2.4