Re: linux 3.12 regression - snat problem with ftp helper

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On Fri, Nov 15, 2013 at 12:09:29PM -0800, Phil Oester wrote:
> On Fri, Nov 15, 2013 at 02:48:08PM +0100, Dawid Stawiarski - nazwa.pl wrote:
> > hello,
> > 
> > after upgrade to mainline kernel v. 3.12 our machines are not able
> > to connect to ftp service (from inside of the lxc containters).
> > Mainline kernel 3.11.8 works fine.
> > 
> > in packet 8 host sends rewriten PORT command (with changed private
> > to public IP) - however the packet has incorrect sequence number
> > (should have 41).
> > the ftp server responds with SACK but the host resets the connection.
> 
> Does the attached patch solve the problem for you?

This fix works here in my testbed. Will revisit this tomorrow again.

Thanks Phil.
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