OutGoing Mail limit Control

hi,

Is there any way to put limit on all/selected domains' outgoing emails.

Currently, customers are sending emails without any limit and sometimes, the server is blacklisted due to spam-considerations.

Thanks

 

can you guide howto install postfwd on a running ispconfig server?

 

Using Internet Search Engines with

Code:

site:howtoforge.com ispconfig limit e-mail postfix

finds lot of posts, some of the is bound to show how to do it.