limit tcp sessions opened by an IMAP client

LALOT Dominique dom.lalot at
Wed Apr 15 03:06:27 EDT 2009

Outlook 2007 has won the price..
It's a pity there is no options like, for a given address, no more than 5
simultaneous connexions


2009/4/14 Joseph Brennan <brennan at>

> LALOT Dominique <dom.lalot at> wrote:
> > . I've seen once entourage on macosx ignoring 5xx code from our smtp
> > server, and trying to upload a 50Mo file every minute.
> Outlook will try every second, under some conditions!
> Funny, I was thinking Outlook Express for this imap problem.  I've seen
> it start a new imap login to see whether there's new mail in the inbox
> it already has open (this is horrible in U Wash imap, where the new
> session kills the older one).  If these were evenly timed, like every
> 5 minutes, I would have said Outlook Express.  But these are at irregular
> intervals, so I think it's something else.
> Joseph Brennan
> Lead Email Systems Engineer
> Columbia University Information Technology
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Dominique LALOT
Ingénieur Systèmes et Réseaux
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