Question : email from exchange server being greylisted on some hosts

Hi, I am getting the following error in occasional bounce messages

The e-mail system was unable to deliver the message, but did not report a specific reason.  Check the address and try again.  If it still fails, contact your system administrator.
  : Client host rejected: Greylisted for 5 minutes>

x.x.x.x is the i.p. of the exhange server

I think it is to do with reverse dns lookup of the i.p. not resolving to server.mydomain.LAN, am on the right track?

If so how do i resolve it?

TIA
Gearoid


Answer : email from exchange server being greylisted on some hosts

Issue understood and resolved from this thread

http://groups.google.com/group/microsoft.public.exchange.admin/browse_thread/thread/2ac7d5cfc8719427/063bc0ca0ffb6fa4

The usual high quality fast response from Experts-Exchange SBS Rockstar's consipcuously absent on this one!!!

Did I phrase/place the question wrongly or is everyone on hols?
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