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Newsgroups: microsoft.public.exchange.admin
From: "Rich Matheisen [MVP]" <richn...@rmcons.com.NOSPAM.COM>
Date: Tue, 13 Dec 2005 22:24:34 -0500
Local: Tues, Dec 13 2005 10:24 pm
Subject: Re: Greylisting Problem
Rob <R...@discussions.microsoft.com> wrote: The respose should be a 4xx status, indicating a transient, retryable, >I am running Exchange 2003 SP2. >Yesterday, we discovered that one of the organizations that we frequently >email has implemented greylisting on their mail servers. >They told us our messages were not getting through because our mail server >did not understand how to respond to the error codes that the greylist >program was sending back. So, our Exchange server was not properly >re-queueing the messages for a re-delivery. error. What did they tell you was the status they were sending? What happens to the mail at yur side? Is it requeued? Retried? >My question: Does anyone know how I need to change any settings on my You don't have to do anything. The 4xx status will be retried on the >Exchange server so that it will properly re-try so that it will be allowed >through a greylist? schedule you set on the SMTP Virtual Server. -- You must Sign in before you can post messages.
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