[Dovecot] Filtering Mails - how?

[Jakob Curdes]

>where I can filter all my incoming messages (like the ones from the dovecot
>ml) to special folders within the mailbox of each user (for each user a
>special set of filters).
>Is there a chance to do this in dovecot or have I to use another program? 
>My system works like:
>Fetchmail fetches mails from two mailservers and deliver them to the users
>inbox
>Procmail send them to spamassassin for checking about spam
>  
>
This can easily be done with the procmail LDA; but you will have to 
provide some sort of interface for your users - the procmail language is 
not exactly thing end-users want to fiddle around with. For exampels see 
the promailex man page on your favorite un*x system.

JC