Oh ya, I would like to do this without setting up a local DNS with that domains MX record in it.. On 12/21/06, Shawn Badger wrote: > > I need some help on try to figure this one out. I have a server that sets > off in a DMZ and this servers job is to send alerts out as needed via SMTP. > This works fine for sending email outside the building, but for addresses > that resolve back into the building I am prohibited from send it out only to > come right back in. To solve this problem I need to some how put a MX record > in the hosts file or configure the e-mail system on the box to forward just > that domain to an internal relay server. > > BTW, I am using Postfix to send the e-mail out and no incoming e-mail is > allowed. >