cannot prepare PCI pass-through, IOMMU not present

[imranjelani]

when i start my virtual machine then this error appear. i want to install intel 4 port NIC on hp 8300 pc

 

[Lukas Moravek]

Hello

please did you checked according documentation if IOMMU is enabled / Supported (enabled in BIOS) ?

https://pve.proxmox.com/wiki/PCI_Passthrough

What is your configuration (processor) ?

Hope it will help

Lukas