Log extract:127.0.0.1[127.0.0.1]:11127: 250-AUTH LOGIN PLAINmaps_find: smtp_sasl_passwd: hash:/etc/postfix/sasl_passwd(0,lock|fold_fix): [127.0.0.1]:11127 = XXXXsmtp_sasl_passwd_lookup: host `127.0.0.1' user `XXXXXX` pass `XXXXX`starting new SASL clientname_mask: noplaintextname_mask: noanonymoussmtp_sasl_authenticate: 127.0.0.1[127.0.0.1]:11127: SASL mechanisms LOGIN PLAINwarning: SASL authentication failure: No worthy mechs foundIn postfix/main.cf:smtp_sasl_tls_security_options = noanonymousThis configuration works if the server offers AUTH PLAIN LOGIN instead of AUTH LOGIN PLAIN, and SASL then authenticates using AUTH PLAIN.Why won't SASL authenticate using AUTH LOGIN?
Postfix SMTP client won't authenticate with AUTH LOGIN
postfix;sasl