Spam Attacks

[Sergio Rabellino]

[maybe OT]
This summer i've got a better solution for sendmail greylisting : 
milter-greylist (http://hcpnet.free.fr/milter-greylist/).
The 'too' old smf-grey do not work with ipv6 adresses !
[end OT]

Il 15/09/2011 16:45, Mogens Melander ha scritto:
> Hi Guys
>
> sendmail + smfgray + mailscaner has served flawless for years.
>
> On Thu, September 15, 2011 07:28, Eli Wapniarski wrote:
>> Hi
>>
>> I'm using good old fashioned sendmail as my mta.... It has a feature called
>> "greet_pause" "Dunnno if qmail or postfix has this feature, but what this does
>> is delay sending banners out for a specified amount of time (usually
>> configured for between 1 -5 seconds). If a spammer / slammer starts sending
>> before the acknowledgement from sendmail, the connection is summarily dropped.
>>
>> Hope this helps all who have run into the slamming phenomenon.
>>
>> Eli
>>
>>
>> On Tuesday 13 September 2011 13:36:44 Johan Hendriks wrote:
>>>> Hi All,
>>>> Thanks for your replies. As of today I've pointed 10 domains to a new
>>>> gateway and here are some stats.
>>>> http://dominion.blacknight.ie/~paul/postfix.txt
>>>> It's a bit crazy.
>>> [OT]
>>> How do you get these stats.
>>> [/OT]
>

-- 
Ing. Sergio Rabellino

Università degli Studi di Torino
Dipartimento di Informatica
ICT Services Director
Tel +39-0116706701  Fax +39-011751603
C.so Svizzera , 185 - 10149 - Torino

<http://www.di.unito.it>

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