[Openswan Users] 2.4.5 klips mtu issue

Brian Candler B.Candler at pobox.com
Mon Apr 10 20:30:34 CEST 2006

On Mon, Apr 10, 2006 at 08:58:07AM -0700, Michael Richardson wrote:
> Hash: SHA1
> >>>>> "Brian" == Brian Candler <B.Candler at pobox.com> writes:
>     Brian> The behaviour is the same with both 2.4.30 (OpenWRT WR RC5)
>     Brian> and 2.6.9 (CentOS 4.2). I can't see any way to turn this off
>     Brian> on a socket-by-socket basis, which means to fix it for L2TP,
>     Brian> I have to break TCP PMTU discovery.  Ugh.
>   On 2.6 there is a socket option, which l2tpd could very well use.

Is this recent 2.6 kernels only? I went through the socket(7) manpage and
include/asm-i386/socket.h and couldn't find one, but this is CentOS (= RHES
clone) with 2.6.9 kernel.



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