Re: Exim4 and SMTP relaying.
On Wed, 04 Apr 2012 11:28:18 -0700, Peter Easthope wrote:
> Referring to my http://188.8.131.52/NetworkExtant.jpg diagram, mutt
> and exim4 running on Dalton can send a message, through port 465 with
> TLS, to *.webwelcome.com and then to a destination.
> Next I want to have Cantor send a message through exim4 on Dalton. The
> connection from Cantor to Dalton should be plain old SMTP with no
> authentication and no TLS. Which configuration options will allow this?
> I've spent a few hours searching and reading in the manuals and not
> found anything helpful; or perhaps just missed relevant options.
Speaking from a "Postfixized" mind, I can see two different approaches:
1/ Enforce the use of TSL to certain hosts
2/ Allow local hosts to do not use TLS
The exact keys that need to be tweaked to get these I can't tell :-)
Maybe there's something of interest here: