The "STARTTLS is not allowed for" is only in 2.6.5.21074, I reverted to 2.6.3.20002 and that issue goes away, but the first issue remains. I can try reverting to another version prior to that.
Outlook IPv4, the other was Gmail/Google IPv6, same issue Aug 2 11:45:39 mail2 assp.pl[15632]: [Worker_4] [TLS-in] [TLS-out] 40.107.93.46 TLS-Connection idle for 180 secs - timeout Aug 2 11:45:39 mail2 assp.pl[15632]: [Worker_4] [TLS-in] [TLS-out] 40.107.93.46 [SMTP Status] 451 Connection timeout, try later Aug 2 11:45:39 mail2 assp.pl[15632]: [Worker_4] [TLS-in] [TLS-out] 40.107.93.46 disconnected: session:7FF31088DA20 40.107.93.46 - processing time 0 seconds On Mon, 2 Aug 2021 14:19:40 -0400 "William L. Thomson Jr." <wlt...@o-sinc.com> wrote: > This is affecting me as well... > > On Fri, 30 Jul 2021 14:57:45 +0200 > Thomas Eckardt <thomas.ecka...@thockar.com> wrote: > > > >something must changed in ssl/tls or in postfix. .... > > > > http://postfix.cs.utah.edu/source/official/postfix-3.4.1.RELEASE_NOTES > > > > Yes, there are many SSL/TLS related changes in the last postfix > > releases. > > I do not use postfix, I run qmail instead. I am having major issues > with Gmail, eBay, Outlook, Amazon, and many others. It looks like it > might be something related to gray listing, as the error code is 451 > for both. Gmail showed this error > > "451 connection timeout, try again later" > > That comes straight from the logs > > Aug 2 13:57:13 mail assp.pl[21426]: [Worker_4] [TLS-in] [TLS-out] > 2607:f8b0:4864:20::b30 TLS-Connection idle for 180 secs - timeout > Aug 2 13:57:13 mail assp.pl[21426]: [Worker_4] [TLS-in] [TLS-out] > 2607:f8b0:4864:20::b30 [SMTP Status] 451 Connection timeout, try later > Aug 2 13:57:13 mail assp.pl[21426]: [Worker_4] [TLS-in] [TLS-out] > 2607:f8b0:4864:20::b30 disconnected: session:7F3EBD76F4B8 > 2607:f8b0:4864:20::b30 - processing time 0 seconds > > For another I got this > > Aug 2 13:23:00 mail assp.pl[21426]: [Worker_4] 185.55.116.145 info: > got STARTTLS request from 185.55.116.145 > Aug 2 13:23:00 mail assp.pl[21426]: > [Worker_4] 185.55.116.145 info: STARTTLS is not allowed for > 185.55.116.145 > Aug 2 13:23:00 mail assp.pl[21426]: [Worker_4] 185.55.116.145 [SMTP > Error] 502 command not implemented or not allowed to be used by > 185.55.116.145 > Aug 2 13:23:00 mail assp.pl[21426]: [Worker_4] IPv4/IPv6 disconnected: > session:7F3EBC83AC78 185.55.116.145 - processing time 0 seconds > > Those might be unrelated. Not sure why STARTTLS is not available for > some IPv4/IPv6 addresses, but works fine for others. The above was the > same regardless of IPv4 or IPv6. > > Either way, the issue is the same, the senders email server sees > connection issue and assumes the server is unreachable. A lot of email > is not arriving as a result. > -- William L. Thomson Jr. _______________________________________________ Assp-user mailing list Assp-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/assp-user