> Tim, > > I went to register for the bugzilla and found that the confirmation > request > from 74.84.118.181 was rejected by postfix because 74.84.118.181 does not > provide a proper reverse lookup causing: > > smtpd_client_restrictions = reject_rbl_client sbl.spamhaus.org, > reject_unknown_client > > It is 'reject_unknown_client' causing the rejection. From: > http://www.postfix.org/postconf.5.html the rejection is caused when: > > 1) the client IP address->name mapping fails, 2) the name->address mapping > fails, or 3) the name->address mapping does not match the client IP > address. > > I'm no postfix expert, but to let the confirmation through, I just > removed > 'reject_unknown_client'. If there have been people who don't get the > confirmation emails, this may one reason why :) > > The actual postfix rejection was: > > Feb 28 16:22:21 nirvana postfix/smtpd[6858]: warning: 74.84.118.181: > address not > listed for hostname pearsoncomputing.net > Feb 28 16:22:21 nirvana postfix/smtpd[6858]: connect from > unknown[74.84.118.181] > Feb 28 16:22:22 nirvana postfix/smtpd[6858]: NOQUEUE: reject: RCPT from > unknown[74.84.118.181]: 450 4.7.1 Client host rejected: cannot find your > hostname, [74.84.118.181]; from=<bugs@...> to=<snip> > proto=ESMTP helo=<vali.starlink.edu> > Feb 28 16:22:22 nirvana postfix/smtpd[6858]: disconnect from > unknown[74.84.118.181] > > Somebody smart with postfix and bind can probably tell you what the > exact > issue is. Just looking, I see a helo from vali.starlink.edu and the > "warning: > 74.84.118.181: address not listed for hostname pearsoncomputing.net" > > Hi David, How exactly did you get this error? My reverse DNS checks out OK and I don't see any problems with a test registration on the Bugzilla. Thanks! Tim