[My20]

Run VPN and is ok.
Router 1043 WAN bridge another route modem PPOE.
But cannot open port for lan/wlan pc

# IP ROUTE
0.0.0.0/1 via xx.xxx.91.41 dev tun0
default via ggg.gg.ggg.229 dev ppp0
xx.xxx.91.1 via xx.xxx.91.41 dev tun0
xx.xxx.91.41 dev tun0 proto kernel scope link src xx.xxx.91.42
127.0.0.0/8 dev lo scope link
128.0.0.0/1 via xx.xxx.91.41 dev tun0
bbb.bbb.0.0/16 dev br0 proto kernel scope link src bbb.bbb.255.1
192.168.1.0/24 dev br0 proto kernel scope link src 192.168.1.1
ggg.gg.ggg.229 dev ppp0 proto kernel scope link src ISP IP.34
zzz.z.208.91 via ggg.gg.ggg.229 dev ppp0

# FIREWALL
iptables -I FORWARD -i br0 -o vlan1 -j ACCEPT
iptables -I FORWARD -i br0 -o vlan2 -j ACCEPT
iptables -I FORWARD -i br0 -o tun0 -j ACCEPT
iptables -I FORWARD -i tun0 -o br0 -j ACCEPT
iptables -I INPUT -i tun0 -j logaccept
iptables -I INPUT -p udp --dport 1194 -j logaccept
iptables -t nat -A POSTROUTING -o tun0 -j MASQUERADE

# IN WEB
FORWARD PORT = nothing

# TELNET ROUTER
iptables -t nat -I PREROUTING -p udp -d IP VPN --dport 6500 -j DNAT --to 192.168.1.IP:6500

# iptables -t nat -L
ALL my FORWARD PORT is over provider ISP IS OK OR NOT
DNAT udp -- anywhere bl20-TTT-115.dsl.PROVIDER.COM udp dpt:6500 to:192.168.1.IP

ALL PORTS CLOSE
Nothing Work

help

[My20]

default route:
default via xxx.xxx.169.229 dev ppp0
127.0.0.0/8 dev lo scope link
xxx.xxx.0.0/16 dev br0 proto kernel scope link src xxx.xxx.255.1
192.168.1.0/24 dev br0 proto kernel scope link src 192.168.1.1
xxx.xxx.169.229 dev ppp0 proto kernel scope link src ISPIP

with vpn
0.0.0.0/1 via 10.208.91.41 dev tun0
default via xxx.xxx.169.229 dev ppp0
10.208.91.1 via 10.208.91.41 dev tun0
10.208.91.41 dev tun0 proto kernel scope link src 10.208.91.42
127.0.0.0/8 dev lo scope link
128.0.0.0/1 via 10.208.91.41 dev tun0
xxx.xxx.0.0/16 dev br0 proto kernel scope link src xxx.xxx.255.1
192.168.1.0/24 dev br0 proto kernel scope link src 192.168.1.1
xxx.xxx.169.229 dev ppp0 proto kernel scope link src ISPIP
212.7.208.91 via xxx.xxx.169.229 dev ppp0

startup
push "route 192.168.1.0 255.255.255.0"
push "route 10.208.91.0 255.255.255.0"
push "dhcp-option DNS 10.208.91.0"
server 10.208.91.1 255.255.255.0
...vpn config

what is wrong