It appears many Mail users are having authentication problems in which they are prompted for the username and password every time a message is sent (either manually ...

I have client that switched to using google to host their domain.com web site and email. they told me google will not provide a "outgoing" mail server so they have to do that themselves. They are ...

Exchange 2007 Transport rules can in fact do this kind of thing. Otherwise you are probably looking at an email gateway software/appliance of some kind to gain this functionality. What do you ...