[CentOS] IPSEC How To?

[Les Mikesell]

On Thu, Apr 5, 2012 at 9:55 AM, Helmut Drodofsky
<drodofsky at internet-xs.de> wrote:
>
> now I have spent many hours to configure openswan for VPN connections
> without any success.
>
> My goal:
>
> VPN Server CentOS 6 with public IPv4
> VPN Client (= road warrier) from private site with NAT router or from
> mobile cell with Linux, Windows 7, Mac, iPhone or Android
>
> Is there any how to in the net?
>
> When I read
> file:///usr/share/doc/openswan-doc-2.6.32/config.html
> then I belive, there is no solution. It is written, that I have to
> reconfigure the NAT router of the mobile provider or the hardware NAT
> router of the private dsl uplink.
>
> Both is impossible.
>
> Thank you for help in advance.

Can you use openvpn instead of IPsec?  It can run over udp and is
nat-friendly.  I think you need root access on android and a
jailbroken iphone to make the clients work there, though.

-- 
   Les Mikesell