Enable wake on lan on Proxmox

  

 Edit /etc/network/interfaces and add post-uup /sbin/ethtool -s enp6s0 wol g (important to check if ethtool is installed on system $which ethtool) 

 auto vmbr0

iface vmbr0 inet static

 address 192.168.3.10/23

 gateway 192.168.2.1

 bridge-ports enp6s0

 bridge-stp off

 bridge-fd 0

 bridge-vlan-aware yes

 bridge-vids 2-4094

 post-up /sbin/ethtool -s enp6s0 wol g