Help me plzz I have a serious Problem with the mail server I have "succesfully" published the mail server begind the isa server When the mail server communicates with other Mail Servers ( SMTP ) it gives the mail server not his real name but his windows name ( FQDN ) it is a windows 2000 Domain with Active direcory imagine tha the internal name of the mail server is "mx01" and the Active direcotry Domain is omni.local when for example the mail server comunicates with a mail server i get this Received: from forthnet.gr (athmta04a.forthnet.gr [193.92.150.127]) by mx01.omni.local How can this be solved ?????