On Wed, Jun 15, 2022 at 12:07:25AM +0530, P V Anthony wrote: > On 13/6/2022 4:31 pm, Wietse Venema wrote: > > > Delete the TLS protocol and cipher crap, and see if that solves > > the problem. > > I am sad to report, even after removing the bad configs, the ariba > emails are still not coming in. > > Here are the logs. Is there any other thing I can do? > > -------------- start --------------- > Jun 15 01:39:51 mail postfix/smtpd[605304]: connect from > ansmtp.ariba.com[216.109.104.12] > Jun 15 01:39:51 mail postfix/smtpd[605304]: discarding EHLO keywords: CHUNKING > Jun 15 01:39:52 mail postfix/smtpd[605304]: SSL_accept error from > ansmtp.ariba.com[216.109.104.12]: Connection reset by peer > Jun 15 01:39:52 mail postfix/smtpd[605304]: lost connection after STARTTLS > from ansmtp.ariba.com[216.109.104.12] > Jun 15 01:39:52 mail postfix/smtpd[605304]: disconnect from > ansmtp.ariba.com[216.109.104.12] ehlo=1 starttls=0/1 commands=1/2
You may need to temporarily raise the TLS log level to "2". smtpd_tls_loglevel = 2 This is unfortunately going to apply to all remote clients, not just "ariba". -- VIktor.