[Openswan Users] Openswan server nated not working in 2.6.24 on rhel5

[Paul Wouters]

On Wed, 20 Jan 2010, Aliet Santiesteban Sifontes wrote:

> Hi list, I've been testing openswan on rhel 5.4 all this week trying
> to succesfull do a l2tp over ipsec using current openswan redhat
> released rpm, and also latest openswan version 2.6.24rc5 and xl2tpd
> 1.2.4, setup is like this:

>
> Jan 20 02:49:55 myserver pluto[21357]: "L2TP-PSK"[4] 200.200.181.173
> #9: STATE_QUICK_R2: IPsec SA established tunnel mode {ESP=>0x52009499
> <0xea4ffefa xfrm=3DES_0-HMAC_MD5 NATOA=none NATD=200.200.181.173:4500
> DPD=none}

Check that you allow any high port to udp 4500 with a port forward and
port udp4500 to any high port on the outgoing side. Or test temporarilly
with all firewall rules disabled.

Paul