The answers to all your questions *should* be in http://svn.apache.org/repos/asf/spamassassin/branches/3.3/UPGRADE (Which is one of the first links on the SpamAssassin downloads page.)
You can copy your old local.cf over and run "spamassassin --lint" to verify it's okay. I don't know the situation with bayes data without reading over that document myself. On 05/18, Lucio Chiappetti wrote: > We are in the process of doing a long awaited and overdue upgrade of > our servers (from Suse 9.2 to 11.4), which involves upgrading the > (bundled) spamassassin (used with sendmail and amavis milter) from > 3.0 to 3.3. > > - the new bundled spamassassin has a very simple local.cf. > We had a local.cf (inherited from a nationwide working group > for academic networks) which did things like tuning BAYES_00 to _99 > scores, defining local networks, adding razor, pyzor and dcc) > > can we just insert the old keywords in the new one safely ? > > - what about the bayes databases and awlst ? > > - can we just move the old ones in the new distribution, or is > this forbidden by some format change or other incompatibility ? > > - and even if we could, is it wise doing it, or is it better to > train bayes afresh (e.g. from a corpus of the latest month spam, > and ham from the folder of selected/volunteer users) ? > > -- "it's not how good you are, it's how bad you want it" - no fear http://www.ChaosReigns.com