when I was @openvpn 2.2.1
up '/usr/sbin/iptables -A POSTROUTING -t nat -o tun0 -j MASQUERADE;/opt/etc/openvpn/vpnup.sh openvpn'
down '/usr/sbin/iptables -D POSTROUTING -t nat -o tun0 -j MASQUERADE;/opt/etc/openvpn/vpndown.sh openvpn'
it works like a charm.but after upgrade to 2.3, it will never work again.
would anyone please help me correct this? Thanks