On Wed, Jul 2, 2008 at 2:44 PM, Davide Libenzi <[EMAIL PROTECTED]> wrote: > On Tue, 1 Jul 2008, Edinilson - ATINET wrote: > > I don´t know exactly why but many clients are calling us about the error: > > Server access forbidden by your IP > > > > BUT, if they try 3 times consecutively, email is sended normally without > the > > error. > > > > In our server.tab I´m using only: > > "CustMapsList" "zen.spamhaus.org.:0,bl.spamcop.net.:0" > > > > In smtp.ipmap.tab: > > "0.0.0.0" "0.0.0.0" "ALLOW" 1 > > > > > > PS: > > -All users are authenticated. > > -Windows 2000 Server > > -XMail 1.25 Win32 > > > > Any idea? > > Looking at your logs should help. XMail does not keep any N-count thing > around, so that's likely going to be a MUA problem. > Especially since "All users are authenticated". > > > > - Davide > > Could this be a reverse DNS issue? I know AOL and a few other major ISP's started implimenting a 60 second delay on accepting smtp connections from IP's lacking a PTR record. That duration could coincide w/ the length of time it takes to try 3 times.
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