Cisco Cml Refplat Iso Download [updated] New Jun 2026

: These images are strictly licensed for use within the CML environment. Extracting and using them in other simulators is prohibited. Downloading the Latest Versions

: Access to the latest syntax, features, and security patches in IOS-XE, NX-OS, and IOS-XR.

As of May 2026, has been released. The download page now features multiple Reference Platform ISO files: the standard refplat-20260409-fcs.iso , a supplemental ISO, and a new refplat-20260326-ise.iso .

The Cockpit shows an error when trying to copy the Supplemental or Standard ISO. cisco cml refplat iso download new

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)

A critical update for users of is that the RefPlat ISO no longer contains the node images directly. According to recent community findings (as of June 2026), the RefPlat ISO for the free tier (e.g., refplat-20260409-free-iso.zip ) is now just a cryptographic verification package containing a signed ISO, signature files, a PEM certificate, and a verification script.

To get started with CML Refplat, you'll need to download the ISO file from the Cisco website. Here are the steps to follow: : These images are strictly licensed for use

Once downloaded, you must present this ISO to your CML virtual machine. The method depends on how you host your CML instance. Option A: VMware ESXi (Enterprise) Upload the downloaded Refplat ISO to an ESXi datastore.

The latest version of Cisco Modeling Labs (CML) is , released in mid-2025. To get your lab environment running, you must download two separate components: the CML Controller (OVA) Reference Platforms (refplat ISO) Cisco DevNet Where to Download the Latest Files

While the CML "Controller" file (OVA or ISO) contains the application software and user interface, it does not include the resource-heavy operating system images for routers and switches. Separating these into a distinct Refplat ISO allows for more flexible updates and manages the large file sizes involved—often several gigabytes. As of May 2026, has been released

Always verify the checksum of your downloaded ISO file against the one provided on the download page. If they don't match, re-download the file.

Because CML uses commercial Cisco software images, the Refplat ISO is hosted securely on the Cisco Software Central portal. You cannot download official, up-to-date Refplat images from public torrents or file-sharing sites legally. Step 1: Access the Cisco Download Portal Navigate to the website (cisco.com). Log in with your Cisco Connection Online (CCO) ID .

The RefPlat ISO is the cornerstone of any functional CML deployment. By understanding the three types of RefPlat ISO files, knowing where to download the correct one for your license, and following the proper installation procedure, you can ensure your CML environment is ready to build and simulate complex network topologies.

From recent downloads (late 2025 to 2026), the RefPlat ISO files for CML follow a consistent naming convention that makes it easy to identify their purpose and age. A typical filename for the standard ISO is refplat-20241016-fcs.iso , and for the supplemental ISO, it's refplat-20240322-supplemental-iso.zip .

: A new feature that allows administrators to clone existing node disk images for faster lab setup. OS Upgrade