On 09/29/2017 07:35 AM, Vieri Di Paola via Shorewall-users wrote:
> 
> ________________________________
> From: Tom Eastep <[email protected]>
>>
>> Remember that MARK is not a terminating target -- so the *last* MARK
> 
>> rule to match the packet is the one that assigns the mark.
> 
> I was aware of that when I wrote the rules.
> 
> My providers file is:
> 
> ISP1  1       1       -               $IF_ISP1        $IF_ISP1_GW     
> track,balance=3,persistent
> ISP2  2       2       -               $IF_ISP2        $IF_ISP2_GW     
> track,balance=2,persistent
> ISP3  3       3       -               $IF_ISP3        $IF_ISP3_GW     
> track,balance=1,persistent
> ISP4  4       4       -               $IF_ISP4        $IF_ISP4_GW     
> track,balance=1,persistent
> 
> 
> ...and the *last* line of my mangle file is:
> 
> MARK(3):P     -       193.104.0.136

It is the *next to the last* rule that is causing the problem.

> 
> 
>> Your> statistical MARK rules are overwriting your intended mark values most 
>> of
> 
>> the time. 
> 
> 
> If by "statistical" you mean the marks produced by "balance" in the providers 
> file then am I mistaken to think that the last mangle rule defined overwrites 
> previous marks?
> 
>> You need to populate the TEST column of your route marking> rules to stop 
>> this unintended overwriting of previously assigned marks.
> 
> 
> The TEST column in the mangle file?
> Not quite sure which value to use for a MARK rule on the last line of that 
> file.

Again, it isn't the last rule that is the issue.

-Tom
-- 
Tom Eastep        \   Q: What do you get when you cross a mobster with
Shoreline,         \     an international standard?
Washington, USA     \ A: Someone who makes you an offer you can't
http://shorewall.org \   understand
                      \_______________________________________________

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