On Tue, Jan 13, 2009 at 7:28 AM, Victor Duchovni <victor.ducho...@morganstanley.com> wrote: > On Tue, Jan 13, 2009 at 12:36:58AM -0800, Neil wrote: > >> I'm having some trouble configuring my server for SSL on the >> submission port. I think it's my SSL configuration because using TLS >> on Thunderbird worked fine, but SSL on Thunderbird (and Mail.app) >> fails. > > When mail clients say "SSL" they mean the non-standard SSL-wrapper mode, > in which the connecting client first negotiates an SSL session and only > then enters the SMTP protocol engine (server 220 reply, ...). When mail > clients say "TLS", they mean "STARTTLS" in which instead (SSL or) TLS is > negotiated inside the SMTP protocol after the server's EHLO response > (which is expected to list "STARTTLS" as one of the supported ESMTP > extensions). > > Therefore, it is wrong to expect "SSL" to work with a "STARTTLS"-enabled > submission service or "TLS" to work with a wrapper-mode "SSL" encapsulated > SMTP service. > >> I suspect it has to do with the error listed below; [ ... ] > > No, you are starting with a misconception of what "SSL" and "TLS" > mean in this context. >
Okay, how can I get SSL enabled/working then?
