Am 05.02.2013 14:20, schrieb Stephan Lauffer:
> Hi!
> 
> Am 05.02.2013 13:22, schrieb Reindl Harald:
>>
>>
>> Am 05.02.2013 13:12, schrieb absolutely_f...@libero.it:
>>> Hi,
>>> I'm using RC .0.8.4, MTA is Postfix (on Centos 6).
>>> There is a way to limit number of messages that a particular user can send 
>>> at
>>> one time?
>>> For example: not more than 10 recipient for single message or not more that 
>>> 50
>>> message/hour?
>>
>> this is a POSTFIX question not roundcube
> imho it is not a postfix question, postfix is not ready for this...

ah rate control from webmail per user
no way without heavy logging - no thanks not for me

>> anvil_rate_time_unit               = 1800s
>> smtpd_client_connection_rate_limit = 50
>>
>> 50 messages per half an hour and IP
> 
> ...as you said: per IP.

yes, as you are do the same on httpd-side to block bots
but not on the application layer -> iptables-ratecontrols

> If the IP is that of your webmailer... one user causes the whole side to be 
> throtteled... (not that funny unless
> every user has its own roundcube)
> 
> You need some more magic software (plugged to postfix or to roundcube) for 
> this. Postfix can't help you out (for
> Squirrelmail there are such addons)

> not more than 10 recipient for single message

is clearly a MTA thing

smtpd_recipient_limit = 10 and you can have a own smtpd-process
configured in master.cf to not fuckup regulary users

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