echo "@reboot root /usr/bin/python3 /var/tmp/auto_telemetry.py" >> /mnt/vqfx/etc/crontab
Check:
To get the ( vqfx-20.2R1.10-re-qemu.qcow2 ) working correctly, you must pair it with its corresponding Packet Forwarding Engine (PFE) image. Unlike typical routers, the vQFX is a split-architecture virtual switch where the Routing Engine (RE) handles the control plane and the PFE handles the data plane. Core Components Required RE Image: vqfx-20.2R1.10-re-qemu.qcow2 .
The file vqfx-20.2R1.10-re-qemu.qcow2 refers to the disk image for the Juniper vQFX virtual switch, specifically version 20.2R1.10. Drafting a solid article on this requires covering its deployment in virtual labs (like GNS3 or EVE-NG) and its role in simulating Junos OS. The Architect’s Guide to Juniper vQFX 20.2R1.10 (RE) Go to product viewer dialog for this item.
This is useful if you have a .vmdk (VMware) image and need to use it in a QEMU environment. The -f flag specifies the original format, and -O specifies the target format.
Note: The vQFX202R110-reqemuqcow2 image usually requires both a control plane image (RE) and a data plane image (PFE) to function correctly in QEMU. Steps to Get vQFX202R110-reqemuqcow2 Working in QEMU
While the exact meaning and context of VQFX202R110REQEMUQCow2 work remain unclear, we can explore potential real-world applications:
set system services extension-service request-response grpc set system services extension-service notification grpc set services analytics streaming-server collector-1 address 192.168.122.10 port 50051 set services analytics sensor group interfaces
Tools like GNS3 , EVE-NG , or PNETLab use this image to create virtual topologies. Users must typically define a "node template" that specifies: RAM: Minimum 2GB (4GB recommended). CPUs: 1 or 2 vCPUs.
Running a leaf-spine fabric (4+ nodes) requires significant host CPU/RAM.
Sometimes configuration changes do not trigger port changes.
If you are setting this up right now, let me know you are using (like EVE-NG, GNS3, or pure KVM). I can give you the exact network mapping topology or node templates needed to link your RE and PFE seamlessly. Share public link
To run this specific image stably, your virtualization host needs to meet minimum resource requirements: Minimum Allocation (per RE instance) 1 to 2 vCPUs RAM 2 GB to 3 GB Disk Space Thin-provisioned QCOW2 (approx. 2-5 GB used) Hypervisor QEMU/KVM with nested virtualization enabled Step-by-Step Implementation Guide
Upload the downloaded images to the EVE newly created directories using. Juniper vQFX on GNS3 - Brezular's Blog