[Dovecot] Deferred emails on alias emails

Scott Silva ssilva at sgvwater.com
Thu Feb 5 20:37:30 EET 2009


on 2-5-2009 6:47 AM Jehan Pagès spake the following:
> Hi,
> 
> On Thu, Feb 5, 2009 at 3:14 PM, Charles Marcus <CMarcus at media-brokers.com>wrote:
> 
>> Not sure what net neutrality has to do with this... unless you are
>> syaing you are operating an ISP service?
>>
> 
> As for I, net neutrality is not about ISP only, but also for service
> providers (even if not professional like I, just for the fun). Being a
> neutral service means not trying to control data. Hence providing email
> service implies that I must do my possible so that the user receives all
> one's data. Spam is not data, only annoyance, so if I can remove it safely,
> it is OK. But expected emails are data, and if there is a risk to lose it
> (which is still better than "using" it, for instance for commercial use, or
> said "security", but still is bad), then it is not neutral. It is becoming a
> "judge" on my users' data (deciding alone what is good or not... and maybe
> making mistakes). This is my opinion at least.
> 
> 
>> Even for ISPs, there are a number of ways to dramatically reduce spam
>> with pretty much zero false positives...
>>
> 
> I read some documents about such methodology and was planning to probably
> implement whitelister (
> http://blog.madism.org/index.php/2006/03/25/79-debianorg-and-spam The
> concept looks interesting because it is not just a stupid email blocker as
> using RBL which can blocks a lot of real email. Just have a look to bad
> email provider as hotmail or Yahoo! on which I met many people having issues
> of unreceived emails. These are what I call pretty unneutral service which
> decides that such or that small server is probably bad, without knowing it)
> on my server...
> 
> But first I need to have my server fully functional, and currently I am
> first fighting with dspam. I make stuffs in the right order and whitelister
> (or other systems) is the next step. ;-)
> 
> 
> 
>> ASSP (and now ASSPS) is a great tool...
>>
>> http://apps.sourceforge.net/mediawiki/assp/
>>
> 
> I will have a look at this, thanks. Just the website on such a complicated
> topic does not say much about the methodology. :-)
> 
> 
>> Forwarding OBVIOUS spam is simply passing on what should be your problem
>> to others.
>>
> 
> I am right when you are 100% sure, once again. In any other cases, it is a
> question of point of view as I said. Many users (I included) would consider
> that it is not the service provider issue to decide what is good or bad for
> me.
> Regards,
> 
> Jehan
> 
But if you relay any spam and get blacklisted for it, you will be the one that
suffers. The blacklists don't care what your point of view is or if you
generated the spam or just relayed it.

Then everyone on your server will suffer for the actions of another.

That is why ISP's try and block as much spam as they can.

Society is full of entities that decide what is good for you or not.

The Government decides that driving too fast is dangerous, so they set speed
limits.

Someone might get some tainted food from a manufacturer, and they are stopped
from shipping anymore goods until it can be determined what happened.

Drinking and driving is dangerous to others, so you are not allowed to do it.

Spam is a bane to the normal flow of e-mail, and is considered by some as
theft of service since you are stealing someone elses paid for bandwidth to
send the junk to people that don't want it anyway.


I stop a lot of spam before it ever enters or leaves my servers. It is just
good practice, no matter how Libertarian my users might be.

Your servers are yours, and if someone wants to use your server to relay mail,
they should have to also follow good practice. If your server sends me junk,
it will get blacklisted. I will not look at the messages and see if they came
from someone else, and most other systems won't either. You forward it, you
are considered just as guilty.

If your friend robs a bank, and you are "just driving the car" you still go to
jail with him, don't you? The police won't let you go because it isn't "your
problem".

Rant over!






-- 
MailScanner is like deodorant...
You hope everybody uses it, and
you notice quickly if they don't!!!!

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