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Stay updated with the latest documentation for CML. The platform is continuously evolving, introducing features like Docker container support and refining the RefPlat file structure to make network simulation more flexible and powerful for learners, educators, and enterprises alike.
Forum/post asking for link/help Title: Where to download the new Cisco CML RefPlat ISO? Body: I'm looking for the newest Cisco CML Reference Platform ISO to deploy RefPlat in my lab environment. Need the official download link, checksum, and any notes on compatibility with CML 2.x/3.x and hypervisor requirements. Anyone with an updated mirror or guidance appreciated.
Running node images directly from a mounted ISO can slow down node boot times because an ISO is a read-only, simulated optical drive. CML allows you to copy the images directly from the mounted ISO to the CML VM's internal hard drive for optimal performance.
In the search bar, type Cisco Modeling Labs and select your specific version (e.g., CML Personal or CML Enterprise). cisco cml refplat iso download new
By keeping your CML Reference Platform ISO updated, you ensure that your lab environment mirrors the latest features and command syntax found in modern production data centers and enterprise networks.
Cisco download servers sometimes experience high traffic. Try using the Cisco Download Manager tool or downloading during off-peak hours.
Download the files for CML-Free from Cisco's Software Central (SWC) site. You do not need to download all of the files from a CML- Cisco DevNet Downloading Cisco Modeling Labs reference platform ISO file Stay updated with the latest documentation for CML
Cisco CML Refplat ISO Download: A Guide to the Newest Reference Platforms (2026)
: Ubuntu Linux, Alpine Linux, CoreOS, and DevOps tools like Ansible or TRex traffic generators. Why You Need the "New" RefPlat ISO
: If you purchased a personal license, you can also find the download button under "My Account" on the Cisco Learning Network Store . The Architect of Echoes Body: I'm looking for the newest Cisco CML
: Sign in to the Cisco Software Central with your CCO ID.
When you search for a "new" ISO, you are likely looking for the latest stable release. As of 2025, the most recent version is (with incremental patches like 2.7.1 or 2.7.2). Here are the key improvements in the new ISO over legacy versions (e.g., CML 2.0 or VIRL):
(IOS on Linux - added to standard iso in newer versions ) Latest CML Refplat ISO Versions (2026 Updates)
The Cockpit shows an error when trying to copy the Supplemental or Standard ISO.