Brandon Vincent wrote:
On Sun, Feb 1, 2015 at 1:05 PM, Per Jessen <per@computer.org> wrote:
This is, I think, a rather complex network/TCP issue. If anyone is thoroughly familiar with the workings of the tcp/ip 'rp_filter' setting, this might be a question for you.
Just a guess, but in kernels prior to 2.6.31 the rp_filter for each interface was determined by the logical and of the all value and the value set for the interface [1].
That would suggest that in your old environment no source validation was being performed.
[1]
[http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=27...
Brandon Vincent
Sounds like a pretty good guess to me, thanks! -- Per Jessen, Zürich (1.4°C) http://www.dns24.ch/ - free dynamic DNS, made in Switzerland. -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org To contact the owner, e-mail: opensuse+owner@opensuse.org