predem dekuji
cfg na serveru je
push "route 172.20.0.0 255.255.255.0"
server 192.168.0.0 255.255.255.0
duplicate-cn
dev tun0
proto udp
keepalive 10 120
dh /tmp/openvpn/dh.pem
ca /tmp/openvpn/ca.crt
cert /tmp/openvpn/cert.pem
key /tmp/openvpn/key.pem
iptables -I INPUT 1 -p udp --dport 1194 -j ACCEPT
iptables -I FORWARD 1 --source 192.168.0.0/24 -j ACCEPT
iptables -I FORWARD -i br0 -o tun0 -j ACCEPT
iptables -I FORWARD -i tun0 -o br0 -j ACCEPT