Here is output from my server
[root@XXXXXX]# netstat -anp|grep 783
tcp 0 0 127.0.0.1:783 0.0.0.0:* LISTEN 19395/spamd -d -c -
unix 2 [ ] DGRAM 1783 1259/slapd
I have following RPMS installed
[root@XXXXXX]# rpm -qa|grep ssassi
spamassassin-3.0.2-1.norlug
spamassassin-tools-3.0.2-1.norlug
perl-Mail-SpamAssassin-3.0.2-1.norlug
e-smith-spamassassin-0.6.2beta-1jp2.60
Best rgds, Egin