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Re: debugging TLS alert




On Fri 31 Mar 2017 at 11:53:27 -0600, Joe Pfeiffer wrote:

> I'm trying to use exim4 to send email to another site.  My host

Which site?

> connects, negotiates a TLS connection and sends what seems to be a
> reasonable amount of application data.

Exim sends something? What is "application data"?

> I then get an encrypted alert from the other host, the connection shuts
> down, and the email doesn't get delivered.  I don't get any errors in my
> exim4 log.

Does the log say the mail is delivered. An excerpt please.

> To the best of my knowledge, the other site is the only one I try to
> send email to that is having the problem, and mine is the only host
> having trouble sending to that site.

If you are the only host with the problem you are the one creating the
problem.

> So...  any words of wisdom on how to debug this?  I've trying turning
> all logging on in exim4, and didn't get anything helpful.  Is there a
> way to turn logging on in gnutls?

One word: swaks.

-- 
Brian.