Cisco Modeling Labs (CML) is the premier network simulation platform for both aspiring engineers and seasoned professionals. It allows you to build high-fidelity topologies using real Cisco operating systems. However, installing the core CML application is only half the battle. To actually boot routers, switches, and firewalls, you need the .
Once you have downloaded the large .iso file (often exceeding 30GB), you need to mount it to your CML virtual machine. For VMware ESXi/Workstation: Upload the ISO to your datastore or local folder. Edit the CML VM settings. Select the CD/DVD drive and "Connect at Power On." Path the drive to your new RefPlat ISO. For Bare Metal:
The latest release of CML (v2.9) introduces a shift in how these images are handled: they must now be of your CML instance rather than just being mounted as a virtual CD-ROM. Where to Download the New Refplat ISO cisco cml refplat iso download new
The (Reference Platform) is the operating system image that runs the CML controller. Think of it as the brain of your virtual lab. It is a Linux-based appliance (often Ubuntu-derived) pre-loaded with:
Due to the massive file size, download corruption is common. Always check the integrity of the file: Cisco Modeling Labs (CML) is the premier network
For modern enterprise routing and SD-WAN.
You can download a new RefPlat ISO file and copy it to the CML server at any time, even if CML was installed long ago. The images from RefPlat ISO version 2.5 have been verified to work on CML 2.7 and later. To actually boot routers, switches, and firewalls, you
In conclusion, Cisco CML Refplat is a powerful virtualized networking platform that can help streamline your network administration and engineering tasks. By following the steps outlined in this article, you can download the CML Refplat ISO, install and configure the platform, and start creating virtual network topologies in no time. With its robust features, intuitive interface, and extensive community support, CML Refplat is an excellent choice for network administrators and engineers looking to take their skills to the next level.
If you purchased an individual license through the , do not search the generic Cisco Software Central portal, or you will trigger service contract entitlement errors. Cisco Modeling Labs - Free - Cisco DevNet
Navigate to Cisco Software Central and log in with your CCO ID.
: Introduced in newer versions like CML 2.9, this contains "heavy" images like Cisco Identity Services Engine (ISE) , Catalyst 9800-CL Wireless Controllers, and SD-WAN images. How to Download the New Refplat ISO