[Openswan Users] netlink XFRM_MSG_NEWPOLICY response for flow

Marco Berizzi pupilla at hotmail.com
Fri Nov 3 03:55:19 EST 2006

Paul Wouters wrote:

> On Thu, 2 Nov 2006, Marco Berizzi wrote:
> > I'm running Openswan 2.4.6 on Linux (native ipsec).
> > Sometimes pluto logs this king of message:
> >
> > ERROR: netlink XFRM_MSG_NEWPOLICY response for flow
tun.10000 at
> > included errno 17: File exists
> >
> > Is there any problem?
> Probably. multiple L2TP clients behind the same NAT router perhaps? Or
> using the same IP behind different NAT routers? With L2TP?

Clients are not using L2TP, only NAT-T (500/4500udp).
I see that message on gateway (for example)
when I restart the IPsec gateway.
I will confirm this next week when I will update all
Openswan gateway to

Thanks for the reply.

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