> We have been using Exchange 2000 for a year or so now. I was looking > into so email filter software and i noticed a SMTP server was required. > We dont currently run that, what would be the advantage to switching to > SMTP or Disadvantage? Is it complicated to set up? What exactly does it > change if I do this? Any input would be appreciated on or off the > thread. Thanks If you are receiving e-mail into your Exchange server, you are using a virtual SMTP server. You can not receive e-mail without using the SMTP protocol. Can you explain a little more what you are referring to and what software you are trying to use? John Tolmachoff MCSE CSSA Engineer/Consultant eServices For You www.eservicesforyou.com