Vqfx-20.2r1.10-re-qemu.qcow2 _verified_

The image provides a powerful, free platform for building advanced data center switching labs at home.

Always run EVE-NG’s permission wrapper tool after adding new images to ensure the web UI can execute the QEMU binaries: /opt/unetlab/wrappers/unl_wrapper -a fixpermissions Use code with caution. Step 4: Link RE to the PFE in your Lab Topology Within the EVE-NG GUI: Add a node.

Handles the data plane and packet switching.

Specifies the Junos OS software release (Release 20.2, Revision 1, Service Build 10).

root@% cli root> configure # Set a mandatory root authentication password set system root-authentication plain-text-password # (Enter password when prompted) # Enable SSH and Netconf for automation tools (Ansible, PyEZ) set system services ssh set system services netconf ssh # Configure management interface (fxp0) set interfaces fxp0 unit 0 family inet address 192.168.1.50/24 # Set up a default management route set routing-options static route 0.0.0.0/0 next-hop 192.168.1.1 commit and-quit Use code with caution. 5. Ideal Use Cases for Junos 20.2R1.10 Vqfx-20.2r1.10-re-qemu.qcow2

This comprehensive guide explores what this specific image file is, architecture requirements, step-by-step deployment strategies, and troubleshooting techniques to optimize your virtual Junos lab. Understanding the vQFX Architecture

To run a functional vQFX instance, you must pair this RE image with its corresponding Packet Forwarding Engine (PFE) image, typically named something like vqfx-20.2R1-2019010209-pfe-qemu.qcow Cisco Learning Network 1. Getting Started: Basic Requirements Virtualization Platforms: Commonly used in Cisco Modeling Labs (CML) Resources: Assign at least 1024 MB RAM for the RE node. Default Credentials: (case-sensitive). Cisco Learning Network 2. Setup and Connectivity

In EVE-NG, adding a vQFX is more structured, but it requires strict adherence to the . The .qcow2 files must be renamed to hda.qcow2 and placed in a folder named vqfxre-20.2R1.10 . The PFE image, if used, would follow its own format. It is important to note that vQFX in EVE-NG may have issues when EVE-NG itself is hosted on VMware. Users have reported success with an allocation of 2 vCPUs and 4GB of RAM for the RE VM to achieve stable performance.

Increase the node RAM to 4 GB in the configuration settings. If running inside a nested VM, run egrep -c '(vmx|svm)' /proc/cpuinfo on your host CLI to confirm virtualization passes through correctly. 3. Extremely Slow Boot Times The image provides a powerful, free platform for

vqfx-20.2R1.10-re-qemu.qcow2 is a virtual disk image for the Routing Engine (RE) of a Juniper vQFX switch. Cisco Learning Network

EVE-NG relies on precise directory structures and naming conventions to recognize Qemu images. Follow these steps to import the vQFX RE image. Step 3.1: Create the Directory Structure

(Note: The folder prefix must be exactly vqfxre- so EVE-NG maps the correct template). Step 2: Upload and Rename the Image

| Attribute | Value | |-----------|-------| | | Vqfx-20.2r1.10-re-qemu.qcow2 | | Software Family | Juniper vQFX (Virtual QFX) | | JunOS Version | 20.2R1.10 | | Function | Control Plane (Routing Engine) | | Disk Format | qcow2 (QEMU) | | Typical Size | ~1–2 GB (sparse) | | Platform Emulated | QFX10000-36Q or QFX5110 (depending on VM config) | Handles the data plane and packet switching

Networking notes

vqfx-20.2r1.10-re-qemu.qcow2 is the virtualized Routing Engine (RE) image for Juniper Networks' vQFX10000, specifically the 20.2R1.10 Junos release. It is designed for network simulation, validation, and DevOps workflows in environments like GNS3, EVE-NG, or Cisco Modeling Labs (CML). Cisco Learning Network Core Functionality & Design Split Architecture : The vQFX operates as a dual-VM system. This specific file handles the Routing Engine (Control Plane)

is a QEMU disk image file ( .qcow2 ) of the Juniper vQFX virtual Series Routing Engine (RE) . It is used to emulate a Juniper Networks QFX Series switch, specifically the control plane, within a virtualized environment such as EVE-NG , GNS3 , or QEMU/KVM .

cd /opt/unetlab/addons/qemu/vqfxre-20.2R1.10/ mv Vqfx-20.2r1.10-re-qemu.qcow2 virtioa.qcow2 Use code with caution. Step 3: Fix Permissions