Re: Pre-prompt data: dropped

Gib Henry <[email protected]> Sun, 16 Oct 2016 09:33:21 +0200
Newsgroups gmane.mail.cgatepro.general
Message-ID <[email protected]>
Yes, prompt delayed 10 seconds.  But that has been in effect for several 
years, and I have never before seen ANY connections dropped.  Now, it’s 
suddenly a tsunami.  I agree that they’re probably spam, but it seems 
very strange nonetheless…?  Cheers,
--
Gib Henry


On 10/15/16 2:49 PM, Nicolas Hatier wrote:
> I suppose you activated "Delay Prompt" in SMTP / Receiving.
>
> CGP delays the SMTP prompt, and if it receives data before the prompt, 
> it likely means the client is a rogue one which tries to dump its data 
> as soon as possible. It's safe to assume it's spam, so CGP drops the 
> whole conversation.
>
> *Nicolas Hatier, ing.* <[email protected] 
> <mailto:[email protected]>>
> Niversoft idées logicielles - http://www.niversoft.com
>
>
>
> On 2016-10-15 04:54, Gib Henry wrote:
>> Is anyone else seeing a tsunami of these?
>>
>> 00:57:04.366 1 SMTPI-000228([180.222.157.66]:23988) dropping: got 
>> pre-prompt data:
>>
>> I’ve seen these occasionally before, but now I’m getting dozens a 
>> day. They’re coming from all over the place, lots of different IP 
>> addresses, some of which repeat 2-5 times a day. I suppose they’re 
>> harmless, but…?  Cheers,
>> -- 
>> Gib Henry
>>
>>
>



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