On Thu, 16 Dec 2004 09:32:04 +0100, Dan HINCKLEY <dah@xxxxxxxxxxx> wrote: > http://www.MSExchange.org/ > > Have looked in the archives w/o luck. Can anyone point me to a method of > doing filtering in ES 2003 at the HELO/EHLO command? Did you try to Google? http://www.microsoft.com/technet/prodtechnol/Exchange/guides/E2k3TransnRouting/24d71d7d-dbb2-4014-a949-27e597b20504.mspx ...D