From owner-freebsd-net Wed Oct 3 13:57: 7 2001 Delivered-To: freebsd-net@freebsd.org Received: from gvr.gvr.org (gvr.gvr.org [212.61.40.17]) by hub.freebsd.org (Postfix) with ESMTP id 882F737B403 for ; Wed, 3 Oct 2001 13:57:03 -0700 (PDT) Received: by gvr.gvr.org (Postfix, from userid 657) id C616A586C; Wed, 3 Oct 2001 22:57:01 +0200 (CEST) Date: Wed, 3 Oct 2001 22:57:01 +0200 From: Guido van Rooij To: "Crist J. Clark" Cc: freebsd-net@FreeBSD.ORG Subject: Re: IPsec rekey question (bug in racoon?) Message-ID: <20011003225701.A71045@gvr.gvr.org> References: <20011003130015.A68282@gvr.gvr.org> <20011003132235.C8391@blossom.cjclark.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20011003132235.C8391@blossom.cjclark.org>; from cristjc@earthlink.net on Wed, Oct 03, 2001 at 01:22:35PM -0700 Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Wed, Oct 03, 2001 at 01:22:35PM -0700, Crist J. Clark wrote: > On Wed, Oct 03, 2001 at 01:00:15PM +0200, Guido van Rooij wrote: > > I am using Ipsec in tunnel mode. Everything works okay. Then I decide > > to flush my SAD entries, on _one_ side of the tunnel. > > Naturally, I see a key exchange going on. > > Afterwards I see that the system on which I flushed the SAD entries does > > have new ones. However the other side of the tunnel is still using > > the old one for its tunnel to me. I would guess that that SAD would be replaced > > as well? > > Why would it? The two simplex channels of a IPsec "connection" really > have very little to do with each other. Why? Because if one system reboots, the key is gone so there is no way to decrypt the incoming traffic any more? -Guido To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message