ed -s /etc/ufw/before.rules <<<  $'10a\n# START OPENVPN RULES \n 
				# NAT table rules \n *nat \n :POSTROUTING ACCEPT [0:0] \n 
				# Allow traffic from OpenVPN client to eth0 \n 
				-A POSTROUTING -s 10.8.0.0/8 -o eth0 -j MASQUERADE \n COMMIT \n 
				# END OPENVPN RULES \n\n.\nw'