To deploy this specific image in a lab environment like EVE-NG , follow these standard steps: What's New in Cisco IOS XE Dublin 17.12.x - Release Notes
The file represents the virtualized Cisco Catalyst 9000 Series switch (Cat9kv) cat9kv-prd-17.12.01prd9.qcow2
DHCP Rogue Server Protection and ARP inspection within VXLAN environments. Lab Implementation (EVE-NG/GNS3) To deploy this specific image in a lab
As an EMR release, 17.12.1 introduces several enhancements to the virtual Catalyst portfolio: offering a 36-month support lifecycle.
QEMU Copy-On-Write 2 (.qcow2), optimized for KVM-based hypervisors. Key Features of IOS XE 17.12.1
Extended Maintenance Release (EMR), offering a 36-month support lifecycle.