Matus UHLAR - fantomas wrote > On 14.03.18 07:55, jlftl wrote: >>Alright, using postconf debug_peer_list appears to have identified the issue: >> >>Mar 14 14:03:10 enceladus postfix/smtpd[26760]: < >>n5.nabble.com[162.253.133.81]: MAIL FROM:<
> bounces@.nabble > > SIZE=3488 >>Mar 14 14:03:10 enceladus postfix/smtpd[26760]: > >>n5.nabble.com[162.253.133.81]: 530 5.7.0 Must issue a STARTTLS command first >> >>I modified the following: >> >>main.cf - smtpd_tls_security_level = encrypt CHANGED TO may > >>master.cf - -o smtpd_tls_security_level = encrypt CHANGED TO may > > 1. there's no need to configure the same option in master.cf than in the > main.cf, it's required when you want to change them. > > 2. submission and smtps SHOULD have "-o smtpd_tls_security_level = > encrypt", > clients should be required to both authentize and encrypt. > > -- > Matus UHLAR - fantomas, > uhlar@ > ; http://www.fantomas.sk/ > Warning: I wish NOT to receive e-mail advertising to this address. > Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. > Christian Science Programming: "Let God Debug It!". Thank you for the clarification; you are correct, I changed submission back to "encrypt" and am still able to receive properly. I should have made one change at a time. Thank you! Viktor, thank you, the spaces around "=" were a typo on my part; in master.cf the line is properly formatted as -o smtpd_tls_security_level=encrypt Thank you all again. -- Sent from: http://postfix.1071664.n5.nabble.com/Postfix-Users-f2.html