On Mon, 10 Mar 2014, James R Grinter wrote:
> From: James R Grinter <jrg@???>
> To: "exim-users@???" <exim-users@???>
> Date: Mon, 10 Mar 2014 09:20:22
> Subject: Re: [exim] Send mail via Port 465
>
> On 10 Mar 2014, at 9:06, soumya tr wrote:
>
> > But telnet <hostname> 465 just quits when I enter EHLO:
>
> that's because it's configured for TLS on connect - which means
> you need to be 'talking' TLS straight away. (As opposed to 587,
> which requires a step up from plain SMTP to TLS with "STARTTLS")
>
> try using the openssl command line tool, with "openssl s_client
> -connect <hostname>:465". Then you'll see the standard SMTP
> banner.
>
> If you want to test 587, openssl s_client has a -starttls option
> that makes it easy: but you need to also specify the protocol (try
> "openssl s_client -starttls smtp -connect <hostname>:587"
John Jetmore's SWAKS package:
http://jetmore.org/john/code/swaks/
is also useful for testing/trouble-shooting SMTP transactions.
--
Dennis Davis <dennisdavis@???>
