Re: [exim] Should MX offer TLS ?

On Fri, 9 Nov 2007, Jan Srzednicki wrote:

| There is "tls_tempfail_tryclear" setting, which will make Exim jump back
| to non-encryption after STARTTLS returns 4xx or TLS/SSL negotiation
| fails in some way. From my experience, it works just fine.

Good point. That may help for (some) outbound situations.

But you don't have the same control for inbound. Either you advertise
STARTTLS on your MX, or you don't.