Synology DSM 5 VPN reconnection script.Save file to /usr/openVPNreconnect then run chmod +x /usr/openVPNreconnect. Schedule by following http://forum.synology.com/enu/viewtopic.php?f=241&t=65444

vpn-status.sh

# Replace o1234567890 with your OpenVPN id. To get your id, start the VPN and run ps|grep client_o
# Replace YOUR_VPN_NAME with the name of your VPN profile in DSM 5 admin panel.

if echo `ifconfig tun0` | grep -q "00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00"
then
        echo "VPN is running"
else
        echo conf_id=o1234567890 > /usr/syno/etc/synovpnclient/vpnc_connecting
        echo conf_name=YOUR_VPN_NAME >> /usr/syno/etc/synovpnclient/vpnc_connecting
        echo proto=openvpn >> /usr/syno/etc/synovpnclient/vpnc_connecting
        synovpnc reconnect --protocol=openvpn --name=YOUR_VPN_NAME
fi
exit 0