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From: Joy Latten <latten@austin.ibm.com>
To: James Morris <jmorris@namei.org>
Cc: davem@davemloft.net, herbert@gondor.apana.org.au,
	netdev@vger.kernel.org, paul.moore@hp.com,
	vyekkirala@TrustedCS.com
Subject: Re: when having to acquire an SA, ipsec drops the packet
Date: Tue, 06 Mar 2007 11:14:46 -0600	[thread overview]
Message-ID: <1173201286.3085.80.camel@faith.austin.ibm.com> (raw)
In-Reply-To: <Line.LNX.4.64.0703052216490.18579@d.namei>

On Mon, 2007-03-05 at 22:21 -0500, James Morris wrote:
> On Mon, 5 Mar 2007, Joy Latten wrote:
> 
> > 5. Around the time the set of SAs for OUT direction are to be
> >    inserted into SAD, I see another ACQUIRE happening.
> >    
> >    I have not yet figured out where this second ACQUIRE comes from
> >    and why it happens. As long as the minimal SA or set of valid outgoing
> >    SAs exist in SAD, an ACQUIRE should not happen.
> 
> I saw something similar to this some time ago when testing various 
> failure modes, and discused it with Herbert.
> 
> IIRC, there's a larval SA which is not torn down properly by Racoon once 
> the full SA is established, and the larval SA keeps resending until it 
> times out.
> 
Ok, good to know. 
I thought a bit more about this last night but am not
sure best way to fix it. Perhaps a way to keep larval
SA around until all SAs resulting from xfrm_vec[xfrm_nr]
are established... oh well, just thinking out loud... :-) 


Joy

  reply	other threads:[~2007-03-06 17:32 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-06  1:47 when having to acquire an SA, ipsec drops the packet Joy Latten
2007-03-06  3:21 ` James Morris
2007-03-06 17:14   ` Joy Latten [this message]
2007-03-06 19:40     ` James Morris
  -- strict thread matches above, loose matches on Subject: below --
2007-02-07 16:33 Joy Latten
2007-02-01 22:51 Joy Latten
2007-02-01 23:44 ` James Morris
2007-02-02 15:30   ` Paul Moore
2007-02-05  4:53   ` David Miller
2007-02-05 16:33     ` James Morris
2007-02-05 20:34       ` James Morris
2007-02-05 21:07         ` David Miller
2007-02-05 20:49     ` Venkat Yekkirala
2007-02-05 21:11       ` David Miller
2007-02-05 20:53     ` Joy Latten
2007-02-05 21:13       ` David Miller
2007-02-05 20:52   ` Joy Latten

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