Cisco Modeling Labs (CML) relies on a Reference Platform (refplat) ISO to provide the virtual machine images—such as IOSv, NX-OSv, and ASAv—required to run network simulations. For users seeking a "patched" or most up-to-date version, it is essential to understand that Cisco typically releases cumulative ISO updates rather than individual patches for the ISO itself. Official Sources for CML Refplat ISO Downloads
Instead of downloading an unofficial patched ISO, which poses security risks and license violations, the "clean" way to get a fully updated image set is to manually sync the latest files to your CML disk: Download from the Source : Access your files via the Cisco Learning Network Store Cisco Software Central The SCP Bypass cisco cml refplat iso download patched
Why do I need a patched version?
To download the Cisco CML RefPlat ISO, follow these steps: Cisco Modeling Labs (CML) relies on a Reference
A restricted refplat ISO for the free tier includes IOL, IOL-L2, ASAv, and basic Linux hosts, limited to 5 nodes. Copy Refplat ISO to Disk - Cisco Modeling Labs v2.9 A comprehensive guide to legally obtaining and installing