Limit number of sent messages per user.

[chrislynch]

Is there a way to limit the number of emails a user can send per day? Having trouble tracking down a spammer. I've searched but can't find any info on it, I'm probably searching wrong.

Any help would be greatly appreciated.

[Jeremy]

Im not sure if courier supports it, i think exim does.

have u tried greping the mail logs?

[etzetz]

i need also this...

maillog would be help to count but i need to limit...