We should support qemu's usb-net device. XML something like: ``` <interface type='network'> [ ... ] <model type='usb-net'/> <address type='usb' ... /> </interface> ``` Previous attempt at patches: https://www.redhat.com/archives/libvir-list/2013-January/msg00056.html A good reference commit to see how to implement something like that is this commit adding usb-audio support: ``` commit e260a0e60a5abc48f27d09900ca3150130919d3f Author: Peter Krempa <pkrempa@redhat.com> Date: Thu Jul 24 17:32:31 2014 +0200 conf: Add USB sound card support and implement it for qemu ```