Re: [exim] how to debug a TLS connection

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Author: Dr Andrew C Aitchison
Date:  
To: Cyborg
CC: exim-users
Subject: Re: [exim] how to debug a TLS connection
On Thu, 12 Jul 2012, Cyborg wrote:

> is there an option to activate a SMTP log to see what a client sends to the
> server if TLS is active?
>
> normally i just use tcpdump to capture the protocol, but with tls thats not
> an option.
>
> Any ideas?


Is the client under your control ?
If so you could try pointing it at a dummy server built with
     openssl s_server
- that assumes that the problem isn't too deep inside the smtp
session.


-- 
Dr. Andrew C. Aitchison        Computer Officer, DPMMS, Cambridge
A.C.Aitchison@???    http://www.dpmms.cam.ac.uk/~werdna