Thanks for the information. Note that when I add the "dnsbl" feature, `m4' adds an empty line to sendmail.cf which causes an error message: # add "FEATURE('dnsbl') dnl" to /etc/mail/sendmail.mc m4 /etc/mail/sendmail.mc >| /etc/sendmail.cf && service sendmail reload Shutting down sendmail: [ OK ] Starting sendmail: 554 5.0.0 /etc/sendmail.cf: line 66: unknown configuration line " " Deleting the empty line makes the error message go away. --- Vladimir -------- Vladimir G. Ivanovic http://leonora.org/~vladimir 2770 Cowper St. vladimir@acm.org Palo Alto, CA 94306-2447 +1 650 678 8014 "VP" == Vilius Puidokas <knopka@commissioner.com> writes: VP> RHs chosen MTA (sendmail) can be easily configured to use rbl: VP> FEATURE(`dnsbl') in sendmail.mc (then m4-compile it) VP> http://mail-abuse.org/rbl/endorsements.html VP> This will cause sendmail to reject mail from any site in the Realtime VP> Blackhole List database. You can specify an alternative RBL name server to VP> contact by specifying an argument to the FEATURE. The default error VP> message is "Mail from $&{client_addr} refused by blackhole site VP> DOMAIN" where DOMAIN is replaced by the first argument. A second argument VP> can be used to specify a different text. This FEATURE can be included VP> several times to query different DNS based rejection lists. VP> if you want X-RBL-Warning field in the header instead of rejecting an VP> email, try rbl-milter: http://opensource.confusticate.com/rbl-milter/ VP> or http://www.milter.org/article.pl?sid=02/02/10/1624244&mode=thread VP> v VP> On Wed, 19 Jun 2002, Vladimir G. Ivanovic wrote: >> I've just set up SpamAssassin (http://spamassassin.org) on my system, >> and I was wondering why Red Hat did not include a spam filter in its >> distribution (at least I don't know of such a filter). >> >> --- Vladimir >> >> -------- >> Vladimir G. Ivanovic http://leonora.org/~vladimir >> 2770 Cowper St. vladimir@acm.org >> Palo Alto, CA 94306-2447 +1 650 678 8014 >> >> >> >> _______________________________________________ >> Redhat-devel-list mailing list >> Redhat-devel-list@redhat.com >> https://listman.redhat.com/mailman/listinfo/redhat-devel-list >> VP> _______________________________________________ VP> Redhat-devel-list mailing list VP> Redhat-devel-list@redhat.com VP> https://listman.redhat.com/mailman/listinfo/redhat-devel-list _______________________________________________ Redhat-devel-list mailing list Redhat-devel-list@redhat.com https://listman.redhat.com/mailman/listinfo/redhat-devel-list