RE: [exim] sender verify at verizon.net (sigh)

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Autor: Eli
Datum:  
To: 'Dan Shoop', 'Larry Rosenman', exim-users
CC: 
Betreff: RE: [exim] sender verify at verizon.net (sigh)
Dan wrote:
> Basically if you have any accounts that send mail and can't properly
> receive it, you'll get blocked. If you reject too many connection
> attempts, drop or timeout they'll block you. These criteria are all
> used to form a score which is cached with an expiration. During the
> duration of the cached block they'll reject you for the same reasons,
> if the connect succeeds it gets cleared. When the cache entry expires
> they'll start testing again. If you fail for the same reasons this
> will increase the score and increase the length of the new cached
> record. It would appear that they have a whitelist to which domains
> from which customers complain about not receiving email from get's
> entries. It's not clear this whitelist alone removes all problems,
> but it does seem to be used to effect the score.
>
> The "technician" was rather vague, either b/c he wasn't fully
> familiar with all the manoeuvres in place or didn't want to give away
> information that would assist spammers.


Sounds kinda neat really - too bad they managed to implement such a neat
system, yet ignore SMTP protocol :) They fluffed you with a whole lotta
cool sounding techno mumbo jumbo and ignored the real error - their system
doesn't obey SMTP synchronization :)

Eli.