[Openswan Users] NAT-T and netfilter

Herbert Xu herbert at gondor.apana.org.au
Mon Aug 16 13:46:18 CEST 2004

Clive A Stubbings <openswan at vjet.demon.co.uk> wrote:
> In openswan on 2.6 kernel the local NAT operations don't seem to work. It
> looks like the encapsulated data does not get stuffed back into the
> stack in the right place - or the kernel thinks its already been through
> the netfilter tables...

Known problem.

NAT + IPsec is currently broken in 2.6.  You choices are:

1) Test the NAT + IPsec patch available at www.netfilter.org.
2) Use KLIPS.

Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

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