On 7/22/25 9:47 AM, jkoral@luc.edu wrote:
Error before changing main.cf: 2025-07-20T22:14:30.381945-05:00 lstprdls01 postfix/smtpd[3713490]: NOQUEUE: reject: RCPT from unknown[10.18.3.105]: 454 4.7.1 <joetest@lists.luc.edu>: Relay access denied; from=<jkoral@luc.edu> to=<joetest@lists.luc.edu> proto=ESMTP helo=<DM1PR04CU001.outbound.protection.outlook.com>
Error after adding F5 IP to mynetworks: 2025-07-22T11:27:13.885111-05:00 lstprdls01 postfix/smtp[174935]: AB1C11C0229: to=<joetest@lists.luc.edu>, relay=lists.luc.edu[147.126.1.184]:25, delay=0.16, delays=0.11/0.01/0.04/0, dsn=5.4.6, status=bounced (mail for lists.luc.edu loops back to myself)
Any help would be greatly appreciated.
Is Postfix configured per https://docs.mailman3.org/projects/mailman/en/latest/src/mailman/docs/mta.ht...
What is the output from postconf -n?
What is the content of Mailman's var/data/postfix_lmtp? In particular, are the domains of the list addresses lists.luc.edu and not listservnew.luc.edu?
-- Mark Sapiro <mark@msapiro.net> The highway is for gamblers, San Francisco Bay Area, California better use your sense - B. Dylan