Pre-configured Linux nodes for testing automation scripts (Python, Ansible) within the topology.
If you need help with a specific part of the setup, let me know: What are you deploying?
: A new feature that allows administrators to clone existing node disk images for faster lab setup. OS Upgrade cisco cml refplat iso download new
Updating or downloading a new Cisco CML Refplat ISO is the best way to keep your home lab or corporate testing environment aligned with modern production environments. By safely downloading the package through Cisco Software Central, verifying its integrity, and copying the files directly to your VM's local storage, you ensure the fastest boot times and most reliable performance for your network simulations.
In the search bar, type Cisco Modeling Labs and select your specific version (e.g., CML Personal or CML Enterprise). OS Upgrade Updating or downloading a new Cisco
The free version is also available on Cisco Software Central. You must sign up for the program first via the CML-Free Sign-up Page to get access. Once registered, you can download the CML-Free refplat ISO from the same SWC portal.
Cisco Modeling Labs (CML) is the premier network simulation platform for engineers, architects, and students looking to design, test, and troubleshoot complex network topologies. Unlike basic simulators, CML runs real Cisco IOS images inside virtual machines. The free version is also available on Cisco Software Central
Right-click your CML virtual machine and select . Under the CD/DVD Drive , select Datastore ISO file . Browse to and select your new Refplat ISO. Check the box for Connect at power on . Save settings and boot/reboot the CML VM. Option B: VMware Workstation / Fusion (Personal)
To deploy or upgrade your network simulation environment in , you must download the Reference Platforms (Refplat) ISO file directly from the Cisco Software Download Portal. This massive file contains the critical virtual machine (VM) images—such as IOSv, IOSvL2, NX-OS, and ASA —required to run network nodes inside your lab topology.
The latest Cisco CML RefPlat ISO comes with several new features, enhancements, and bug fixes. Some of the key updates include: