On Sat, Aug 16, 2014 at 01:19:06PM -0700, Rich Cook wrote: > And it?s still evil in the logs, but I no longer get a bounce email from > comcast as I did before. So it?s ?better? perhaps? I don?t know. Sigh, > still hoping! > > Aug 16 13:14:29 RichCookHomeMac postfix/pickup[48035]: 5D63529CAF95: uid=0 > from=<root> > Aug 16 13:14:29 RichCookHomeMac postfix/cleanup[48045]: 5D63529CAF95: > message-id=<20140816201429.5d63529ca...@richcook.net> > Aug 16 13:14:29 RichCookHomeMac postfix/qmgr[48036]: 5D63529CAF95: > from=<r...@richcook.net>, size=332, nrcpt=1 (queue active) > Aug 16 13:14:29 RichCookHomeMac postfix/smtp[48038]: connect to > smtp.comcast.net[2001:558:fe2d:70::30]:587: No route to host > Aug 16 13:14:29 RichCookHomeMac postfix/smtp[48038]: warning: SASL > authentication failure: No worthy mechs found > Aug 16 13:14:29 RichCookHomeMac postfix/smtp[48038]: 5D63529CAF95: > to=<wealthyc...@gmail.com>, relay=smtp.comcast.net[76.96.40.155]:587, > delay=0.42, delays=0/0/0.41/0, dsn=4.7.0, status=deferred (SASL > authentication failed; cannot authenticate to server > smtp.comcast.net[76.96.40.155]: no mechanism available)
Well, this time Postfix actually knows that authentication is needed. So the mail is deferred. posttls-finger: Connected to smtp.comcast.net[68.87.26.155]:587 posttls-finger: < 220 omta05.westchester.pa.mail.comcast.net comcast ESMTP server ready posttls-finger: > EHLO amnesiac.example posttls-finger: < 250-omta05.westchester.pa.mail.comcast.net posttls-finger: < 250-HELP posttls-finger: < 250-AUTH LOGIN PLAIN posttls-finger: < 250-SIZE 36700160 posttls-finger: < 250-ENHANCEDSTATUSCODES posttls-finger: < 250-8BITMIME posttls-finger: < 250-STARTTLS posttls-finger: < 250 OK posttls-finger: > STARTTLS posttls-finger: < 220 2.0.0 Ready to start TLS posttls-finger: certificate verification failed for smtp.comcast.net[68.87.26.155]:587: untrusted issuer /C=SE/O=AddTrust AB/OU=AddTrust External TTP Network/CN=AddTrust External CA Root posttls-finger: Untrusted TLS connection established to smtp.comcast.net[68.87.26.155]:587: TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits) posttls-finger: > EHLO amnesiac.example posttls-finger: < 250-omta05.westchester.pa.mail.comcast.net posttls-finger: < 250-HELP posttls-finger: < 250-AUTH LOGIN PLAIN posttls-finger: < 250-SIZE 36700160 posttls-finger: < 250-ENHANCEDSTATUSCODES posttls-finger: < 250-8BITMIME posttls-finger: < 250 OK posttls-finger: > QUIT posttls-finger: < 221 2.0.0 omta05.westchester.pa.mail.comcast.net comcast closing connection This SMTP service supports "LOGIN" and "PLAIN", but your SASL engine did not enable those mechanisms. > Current main.cf: > > smtpd_tls_ciphers = medium Why? > inet_protocols = all Set this to ipv4, you don't have ipv6 connectivity. > inet_interfaces = loopback-only > #====================================================================== > relayhost=[smtp.comcast.net]:587 > smtp_sasl_auth_enable=yes > smtp_sasl_password_maps=hash:/etc/postfix/sasl_passwd Fine. > smtp_use_tls = yes Change this to "smtp_tls_security_level = may", the "smtp_use_tls" parameter is deprecated. And where are the settings Patrick Koetter explained you needed? -- Viktor.