netdev - Re: [PATCH] xfrm: Accept ESP packets regardless of UDP encapsulation mode

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Message-ID: <20081218223851.GA1637@gondor.apana.org.au>
Date:	Fri, 19 Dec 2008 09:38:51 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Martin Willi <martin@...ongswan.org>
Cc:	davem@...emloft.net, netdev@...r.kernel.org
Subject: Re: [PATCH] xfrm: Accept ESP packets regardless of UDP
	encapsulation mode

On Thu, Dec 18, 2008 at 10:04:53PM +1100, Herbert Xu wrote:
>
> > [1]https://lists.strongswan.org/pipermail/users/2008-December/002936.html
> 
> Right that's what led to this patch.
> 
> Reading this it seems that there is either a bug in strongswan or
> in its peer.  IKE or IKEv2 is supposed to negotiate UDP encapsulation
> explicitly.  So either we did negotiate to use UDP encapsulation,
> and Strongswan ignored it (it's buggy), or we didn't and the peer
> still chose to use it (the peer is buggy).

You didn't address this part.

What KM/OS was the peer running? How was it configured?

Cheers,
-- 
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Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
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