i am seeing occasional 2024-11-18T00:03:11.981217+00:00 m0 postfix/smtpd[1756]: connect from mail.edusemx.com[66.85.163.236] 2024-11-18T00:03:12.077728+00:00 m0 postfix/smtpd[1756]: SSL_accept error from mail.edusemx.com[66.85.163.236]: -1 2024-11-18T00:03:12.077805+00:00 m0 postfix/smtpd[1756]: warning: TLS library problem: error:0A000102:SSL routines::unsupported protocol:../ssl/statem/statem_srvr.c:1657: 2024-11-18T00:03:12.078082+00:00 m0 postfix/smtpd[1756]: lost connection after STARTTLS from mail.edusemx.com[66.85.163.236] 2024-11-18T00:03:12.078311+00:00 m0 postfix/smtpd[1756]: disconnect from mail.edusemx.com[66.85.163.236] ehlo=1 starttls=0/1 commands=1/2
the net of a million lies says that the remote client does not like my certificate. i think i am using let's encrypt # grep tls /etc/postfix/main.cf #smtpd_tls_loglevel = 2 smtpd_tls_cert_file=/etc/letsencrypt/live/m0.rg.net/fullchain.pem smtpd_tls_key_file=/etc/letsencrypt/live/m0.rg.net/privkey.pem smtpd_tls_security_level = may smtp_tls_CApath=/etc/ssl/certs smtp_tls_security_level = may smtp_tls_security_level = may smtp_tls_protocols = !SSLv2, !SSLv3 smtpd_tls_protocols = TLSv1.3, TLSv1.2, !SSLv2, !SSLv3, !TLSv1 smtp_tls_note_starttls_offer = yes smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache smtpd_tls_session_cache_database = https://ssl-tools.net/mailservers/m0.rg.net likes the server maybe i am being too rude with `!SSLv2, !SSLv3, !TLSv1`? tcpdump shows STARTTLS attempt then RST clue bat appreciated randy _______________________________________________ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to postfix-users-le...@postfix.org