Re: ip_rt_bug in mangle/OUTPUT

[Rennie deGraaf <degraaf@cpsc.ucalgary.ca>]

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Patrick McHardy wrote:
> Rennie deGraaf wrote:
>> I seem to be getting the error message
>>     ip_rt_bug: 10.1.1.1 -> 10.0.1.2, ?
>> whenever I attempt to send a packet with a non-local source IP address
>> (my local IP address is 10.0.1.2) from libipq in mangle/OUTPUT.  I have
>> observed this behaviour under Linux kernels 2.6.20.7 and
>> 2.6.18-1.2257.fc5smp (Fedora Core 5), and iptables versions 1.3.5 and
>> 1.3.7.
> 
> If you don't need the rerouting to be happen (you only change the
> source address and don't use routing rules based on that) you can
> simply return NF_STOP instead of NF_ACCEPT. It will do exactly
> the same thing but avoid rerouting.

Thanks; that did the trick.

Rennie deGraaf


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