[Dovecot] compressed IMAP traffic

Timo Sirainen tss at iki.fi
Mon Sep 28 21:13:14 EEST 2009


On Mon, 2009-09-28 at 15:07 -0300, Leonardo Rodrigues wrote:
>     i have applied the provided patch, recompiled and installed dovecot 
> 1.2.5 new binaries. This is what i get from logs:
> 
> Sep 28 14:44:43 correio dovecot: imap-login: Login: 
> user=<mail at box.com.br>, method=PLAIN, rip=189.114.xx.x, 
> lip=200.140.yy.yy, TLS, TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)
> 
>     login_log_format_elements was defined, as documented by Timo, as:
> 
>     login_log_format_elements = user=<%u> method=%m rip=%r lip=%l %c %k
> 
>     with clients Thunderbird 2.0.0.23 and Windows Live Mail from a 
> Windows Vista SP2 fully updated too, log is the same. There's no trace 
> of compression being enabled.

See if you can get gnutls-cli from somewhere (gnutls-utils package I
think?). Using the gnutls-cli command from my previous mail would show
if your OpenSSL is at least able to use compression. Anyway I wouldn't
be surprised if you couldn't find any clients that are really able to
use compression.
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