[Openswan Users] openswan beging NAT with windows XP

[Jacco de Leeuw]

> the zyxel 643 forward por 500, 1701 and 4500

Don't forward port 1701.

> config setup
>         nat_traversal=no

Try nat_traversal=yes

>         #virtual_private=%v4:
> 10.0.0.0/8,%v4:172.16.0.0/12,%v4:192.168.0.0/16,%v4:192.168.3.0/24

You need to exclude your internal subnet.

> conn roadwarrior-l2tp
>         type=transport
>         #type=tunnel
>         left=192.168.1.2
>         #leftnexthop=201.230.129.43

Is your server NATed? There are some things you need to keep
in mind when it is.

Jacco
-- 
Jacco de Leeuw                         mailto:jacco2 at dds.nl
Zaandam, The Netherlands           http://www.jacco2.dds.nl