More on spamming..

>and what to do ? tell customers "sorry u generate spam, we don't want u 
>on our server" ? 

Yes.

>OK, but a couple hours later he will get new accounts from other ISP.

If he hits you, you tell that ISP: "stop this customer please", if they
don't you blackhole their route.

>Cooperation of all ISP is needed. Index od spammers. 

YES, that's what this entire discussion is about.

>Absolute rule : before setting up new accounts, check customer in 
>spammers index.   

yes.

>And for more : official documents about spam. It should be announced and 
>published over network so EVERY user can read it and imagine what 
>will happen with him if..... 

yes.

--
Poul-Henning Kamp             FreeBSD coreteam member
phk at FreeBSD.ORG               "Real hackers run -current on their laptop."