root@Server001:~# cat /etc/network/interfaces
# network interface settings; autogenerated
# Please do NOT modify this file directly, unless you know what
# you're doing.
#
# If you want to manage part of the network configuration manually,
# please utilize the 'source' or 'source-directory' directives to do
# so.
# PVE will preserve these directives, but will NOT its network
# configuration from sourced files, so do not attempt to move any of
# the PVE managed interfaces into external files!

auto lo
iface lo inet loopback

iface eth0 inet manual

allow-vmbr1 eth1
iface eth1 inet manual
        ovs_type OVSPort
        ovs_bridge vmbr1


auto vmbr0
iface vmbr0 inet static
        address  172.16.0.5
        netmask  255.255.255.0
        gateway  172.16.0.1
        bridge_ports eth0
        bridge_stp off
        bridge_fd 0

auto vmbr1
iface vmbr1 inet manual
        ovs_type OVSBridge
        ovs_ports eth1