vm configure <vmname>
.utctime="yes"
loader="bhyveload"
cpu="2"
memory="4096M"
network0_type="virtio-net"
network0_switch="public"
network1_type="virtio-net"
network1_switch="public"
disk0_type="virtio-blk"
disk0_name="disk0"
disk0_dev="sparse-zvol"
#zfs_dataset_opts="compress=off"
zfs_zvol_opts="volblocksize=4k compress=off"
uuid="3ccef155-3fd1-11eb-8d9b-002590f15838"
network0_mac="58:9c:fc:00:6e:d6"
network1_mac="58:9c:fc:01:28:c0"
_switch
for each of the interfaces. Note that you don't need to add those *_mac
entries, they'll be automatically generated when the VM first starts. And stop/start the VM, I don't think you can add them 'on-the-fly'.