[Openswan Users] It just stopped

[Paul Wouters]

On Wed, 24 Nov 2004, Gareth Slaven wrote:

> Yesterday my openswan connection just stopped working and I get this in my
> logs :
>
> 02:04:16 ipsec__plutorun: Starting Pluto subsystem...

It looks like openswan crashed. Try enabling dumpdir=/tmp and when it 
happens again, run gdb on the core file in /tmp/

> 02:04:16 pluto[706]: including NAT-Traversal patch (Version 0.6)

> 02:04:17 pluto[706]: NAT-Traversal: ESPINUDP(1) not supported by kernel --
> NAT-T disabled

It seems you have no nat-t support with this kernel.

> 02:04:42 pluto[706]: "TESTLABTRINITY" #1: cannot respond to IPsec SA request
> because no connection is known for
> 192.168.76.0/24===196.35.70.90...196.23.18.240[@roughwall.redirectme.net]===
> 192.168.1.0/24

This looks like a nat-t connection that fails now. Perhaps your machine
booted a different kernel then you had started before?

Paul