Install vm-bhyve:

pkg add https://pkg.freebsd.org/FreeBSD:12:amd64/latest/All/vm-bhyve-1.4.2.pkg
pkg add https://pkg.freebsd.org/FreeBSD:12:amd64/latest/All/uefi-edk2-bhyve-g20210226,2.pkg
pkg add https://pkg.freebsd.org/FreeBSD:12:amd64/latest/All/uefi-edk2-bhyve-csm-0.2_3,1.pkg
pkg add https://pkg.freebsd.org/FreeBSD:12:amd64/latest/All/bhyve-firmware-1.0_1.pkg

Add to /etc/rc.conf.local:

vm_enable="YES"
vm_dir="zfs:tank/vms"
vm_delay="5"

Create zfs tank/vms:

zfs create tank/vms

Initialize vm:

vm init

This should be run once after each host reboot before running any other vm commands

Create switch in pfSense first and then using:

vm switch create -t manual -b bridge0 public

in this case bridge0 is the name of the bridge created from the GUI interface

or crete one:

vm switch create public
vm switch add public ixl1.20

Create ubuntu template: /tank/vms/.templates/ubuntu.conf:

loader="uefi"
cpu=2
memory=2G
network0_type="virtio-net"
network0_switch="public"
disk0_name="disk0"
disk0_dev="sparse-zvol"
disk0_type="virtio-blk"
graphics="yes"

Download ubuntu:

vm iso https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-live-server-amd64.iso

Create VM using template ubuntu:

vm create -t ubuntu -s 40G m1

Install VM using the iso

vm install m1 ubuntu-20.04.3-live-server-amd64.iso

Use VNC client :5900

To stop/start:

vm stop m1
vm start m1

or using bhyvectl:

bhyvectl --destroy --vm=debian

To enable on boot the VM:

sysrc vm_list="m1"

If you have multiple VM’s:

sysrc vm_list="m1 m2 m3"

To get a list of VM’s:

vm list