Re: Returning nat packets vanishing after mangle:PREROUTING and conntrack processing

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On Sat, 19 Dec 2009 19:39:51 +0100, Pascal Hambourg
<pascal.mail@xxxxxxxxxxxxxxx> 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

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