Deploying Bootable_UCSInstall_UCOS_8.6.2.10000-14.sgn.iso requires strict adherence to legacy virtualization parameters, as modern hardware will reject it:
To use this bootable image for installation or upgrade: Bootable UCSInstall UCOS UNRST 8.6.2.10000-14.sgn.161
Create the command line interface (CLI) administrative username and password. Deploying Bootable_UCSInstall_UCOS_8