Proxmox Network

cat /etc/udev/rules.d/70-persistent-net.rules

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

iface eth1 inet manual

auto vmbr0
iface vmbr0 inet static
	address  123.45.67.8
	netmask  255.255.255.224
	gateway  123.45.67.9
	bridge_ports eth0
	bridge_stp off
	bridge_fd 0

auto vmbr1
iface vmbr1 inet static
	address  192.168.1.2
	netmask  255.255.255.0
	broadcast  192.168.1.255
	bridge_ports eth1
	bridge_stp off
	bridge_fd 0