R: Spamassassin Timeout issue.

Alex Neuman alex at rtpty.com
Wed Sep 10 20:10:09 IST 2008


<insert witty remark about adding rulesets for nasty french canadians that
isn't offensive, just plain tongue in cheek, in order not to ruffle any
feathers, just in case> :-)

On Wed, Sep 10, 2008 at 1:39 PM, Charles Lacroix <
clacroix at cegep-ste-foy.qc.ca> wrote:

>
> I'm about to add this rule into my custome rules set :)
>
>
> body    IPHONE_BRAGGER          /Sent from my iPhone/i
> score   IPHONE_BRAGGER          150.0
>
>
>
>
>
>
> Alex Neuman van der Hans a écrit :
>
>  Specially since spam *usually* comes in batches from a few discrete
>> sources at a time. Splitting recipients at the mta level helps even further
>> through SA caching.
>>
>> Sent from my iPhone
>>
>> On Sep 10, 2008, at 12:56 PM, "Martin.Hepworth" <
>> martinh at solidstatelogic.com> wrote:
>>
>>  A quick look at the underlying dns protocol will show u why a local
>>> caching dns  server will speed up queries over even a server <1ms away, and
>>> in practice the results can be dramatic for a system like SA/MS that is
>>> quite dns hungry.
>>>
>>> --
>>> martin
>>>
>>> -----Original Message-----
>>> From: Chris Sweeney <csweeney at osubucks.org>
>>> Sent: Wednesday, September 10, 2008 6:45 PM
>>> To: MailScanner discussion <mailscanner at lists.mailscanner.info>
>>> Subject: RE: R: Spamassassin Timeout issue.
>>>
>>>  Personally, I don't think it is a significant difference either way.
>>>> If, however, you're running an older version of bind or other DNS server
>>>> that doesn't do random ports, and you don't have the luxury of upgrading
>>>> in the immediate future, using opendns as a forwarder will add a layer
>>>> of protection...
>>>>
>>>>  It's going to depend on your network path to OpenDNS also.  I
>>> personally
>>> have never found it faster to go off network (OpenDNS) then do lookups
>>> myself.  Especially on a mail server since alot of your SPAM comes in
>>> batches the lookups to the same domain are going to much significanly
>>> faster in that respect.
>>>
>>> I've tried OpenDNS quite a few times and although its good and it is fast
>>> it has never beat going local in my test enough to increase my traffic
>>> going out/in from the internet.
>>>
>>>
>>> --
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