Unfortunately no one answered my initial question. When trying to connect to the TLS required ports it simply times out. I have the ports listening, the ports are not blocked by our firewall, and yet nothing works. Any thoughts?
On Thu, Mar 7, 2019 at 1:31 AM Christian Balzer via Exim-users < [email protected]> wrote: > On Tue, 05 Mar 2019 09:45:47 -0500 Bill Cole via Exim-users wrote: > > > On 5 Mar 2019, at 9:10, Ryan McClung via Exim-users wrote: > > > > > Why use only 465 and not 587? Just curious there. > > > > Or why not every port between 400 and 10000? :) > > > > The way daemons on ports 465 and 587 can be expected to behave are > > defined in IETF RFCs 6409 and 8314. If you want your mail system to be > > interoperable with the broadest possible range of legitimate mail > > software, it is a good start to follow the RFCs. > > > > There's a very arcane and confusing history behind the use of port 465 > > which makes it wise, at least for a few more years, to continue to > > support port 587 with STARTTLS. > > > Given that people have tried for decades to rid the world of port 465 > based on the RFCs and port assignments (and as RFC 8314 states, submission > over 587 is no less insecure than outright TLS) and inertia in general, > I'd make that a: > "Continue to support 587 indefinitely". > > Regards, > > Christian > > > -- > > Bill Cole > > [email protected] or [email protected] > > (AKA @grumpybozo and many *@billmail.scconsult.com addresses) > > Available For Hire: https://linkedin.com/in/billcole > > > > -- > > ## List details at https://lists.exim.org/mailman/listinfo/exim-users > > ## Exim details at http://www.exim.org/ > > ## Please use the Wiki with this list - http://wiki.exim.org/ > > > > > -- > Christian Balzer Network/Systems Engineer > [email protected] Rakuten Communications > > -- > ## List details at https://lists.exim.org/mailman/listinfo/exim-users > ## Exim details at http://www.exim.org/ > ## Please use the Wiki with this list - http://wiki.exim.org/ > -- Ryan McClung Systems Administrator @ Afilias Canada A. 204-4141 Yonge Street, Toronto, ON, Canada, M2P 2A8 <https://maps.google.com/?q=4141+Yonge+Street,+Toronto,+ON,+Canada,+M2P+2A8&entry=gmail&source=g> W. www.afilias.info T. +1.416.646.3304 x4186 -- ## List details at https://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/
