From: Victor Duchovni on
On Fri, Jul 02, 2010 at 06:42:07AM +0200, Eddy Ilg wrote:

> warning: Connection concurrency limit exceeded: 11 from xx[w.x.y.z] for
> service smtp

Butchered logs make it difficult to help you, the "xx" and "w.x.y.z"
need to be shown unaltered, so that they can be compared with the
configuration settings.

> I tried excepting MTA one in the config of MTA two from the limits as
> follows:
> smtpd_client_connection_count_limit = 30
> smtpd_client_event_limit_exceptions = $mynetworks,

Is host "xx" or IP address "w.x.y.z" listed in mynetworks or is
"xx" equal to ""?

> Somehow, both of these parameters have no effect. Note the 11 in the
> message above.

Well, the default connection count limit is 50 not 10, so your
configuration settings are not as reported, perhaps you have
overrides, or additional settings lower in