>>> I have just discovered DCC .
>>> Looks a lot better :-)

>> they are very different things. I advise using both (or, all three)

> Since I witnesed slow responses and timeouts from Pyzor (yes, also with
> the alternative server) I'd only recommend Razor2 and DCC.

>>>> Has anyone got experience with the spamassasin plugin from
>>>> cloudmark ?

>>>> Is anyone using pyzor ?

You can run with private Pyzors also, runs just fine.