From: Scott Shambarger <scott-netfilter@shambarger.net>
To: netfilter@vger.kernel.org
Subject: Re: Returning nat packets vanishing after mangle:PREROUTING and conntrack processing
Date: Sun, 20 Dec 2009 12:43:29 -0800 [thread overview]
Message-ID: <11be91d1da3dc8853975cdcda341cd26@localhost> (raw)
In-Reply-To: <4B2D1DF7.1060105@plouf.fr.eu.org>
On Sat, 19 Dec 2009 19:39:51 +0100, Pascal Hambourg
<pascal.mail@plouf.fr.eu.org> wrote:
> (Searching in kernel changelogs...)
Guess I need to read those more closely to catch subtle but important
changes in kernel behavior :)
> changing rp_filter type from boolean to integer and assigning the value
> 2 to the new loose mode (see Documentation/networking/ip-sysctl.txt for
> details).
[...]
> Notes :
> 1) "Loose" reverse path filtering may be a bit better than no reverse
> path filtering and should work with your setup.
Tried "loose" and it worked great on my multi-homed setup, thanks for the
tip.
> 2) Reverse path filtering in kernel 2.6.32 uses the mark as in policy
> routing, so strict reverse path filtering may work better in multihomed
> setups like yours.
Looking forward to it, I'll give it a try once I upgrade to .32
Cheers,
Scott
prev parent reply other threads:[~2009-12-20 20:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-18 18:23 Returning nat packets vanishing after mangle:PREROUTING and conntrack processing Scott Shambarger
2009-12-19 13:12 ` Pascal Hambourg
2009-12-19 14:37 ` Scott Shambarger
2009-12-19 18:39 ` Pascal Hambourg
2009-12-20 20:43 ` Scott Shambarger [this message]
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