Perhaps setting 'smtp_receive_timeout' to something lower will get rid of those stale connects sooner, thus creating some available slots?
This section of the docs may help: http://www.exim.org/exim-html-current/doc/html/spec_html/ch14.html#SECID112 FYI, I apologize if this is a duplicate, have had DNS issues all day today (main DNS host went down, propagation of alternates has been less than seamless). On Fri, 2007-08-31 at 17:18 +0100, Michael Connors wrote: > Hi, > I have an exim mail server with the max number of connections set to 150. > It has been running fine but over the last week or so, I am getting > large numbers of established smtp connections to my machine even when > the mail queue is completely clear. > Because of this I am ending up dropping connections. I would rather not > increase the limit because that real problem is the large number of > connections and not the current limit. > > Could this be some sort of attempted dos attack? > Regards, > > -- > Michael > > -- xyon <[EMAIL PROTECTED]>
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