Unlike traditional Cisco IOS that runs on physical hardware (like an ISR 4321), this file allows you to spin up a virtual Cisco router on a hypervisor. It is the gold standard for Cisco CCIE lab preparation, software-defined networking (SD-WAN) testing, and enterprise virtualization.
Historically, this image was part of Cisco Virtual Internet Routing Lab (VIRL). While CML has replaced VIRL, many older, valid licenses may still provide access to these images through the Cisco Software Download Center. Steps to Download (Official Method):
Latest commit grossmj Update Cisco ASAv, CSR1000v, IOSv and IOS-XRv appliances success last month 4914109 · last month vios-adventerprisek9-m.vmdk.spa.156-2.t download
When you purchase CML, Cisco provides you with a library of reference platform ISOs.
: This specific image is lightweight, usually requiring only 512MB of RAM and 1 vCPU to run efficiently. Legal and Download Note Unlike traditional Cisco IOS that runs on physical
TB-VIOS-156-2-T Subject: Analysis and Implementation of vios-adventerprisek9-m.vmdk.SPA.156-2.T
The most reliable method to acquire the file is via a personal subscription to Cisco Modeling Labs (CML). Log into the Cisco Learning Network Store Store. While CML has replaced VIRL, many older, valid
vios-adventerprisek9-m.vmdk.spa.156-2.t is a virtual image for the Cisco IOSv
The filename breaks down into specific components that describe the capabilities and architecture of the operating system image:
Cisco does not provide these images for free public download on their standard software portal without a specific license. The most reliable and legal ways to obtain this file are: Cisco Modeling Labs (CML)
CML provides official, tested, and optimized virtual images for routers (vIOS L3), switches (vIOS L2), ASAv, Nexus (NX-OSv), and XRv.