22.11.2010 17:24, hadi golestani wrote: > here it's the answer of kvm -net nic,model=? > qemu: Supported NIC models: > ne2k_pci,i82551,i82557b,i82559er,rtl8139,e1000,pcnet,virtio > which one is 10mbps and which one is 100 or 1000 mbps? As has been already pointed out, these speeds are speeds of physical cirquits in the real hardware boards. qemu-kvm emulated "hardware" merely reports this speed to the guest, but does not use it in any way - the actual speed is always limited by your CPU and nothing more. /mjt -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html