On Wednesday 27 November 2002 11:25 am, Raymond Norton wrote: > They all have different mail servers, 20 servers, on 20 different networks. > All have to go through my gateway to get out to the Internet. My assumption is that you want to do the scanning on 1 central (cluster?) machine. Right? Then Nate gave you a solution. IF you are looking for a solution on each of the servers, then we'll need a list of what MTA and OS runs on each server. -- Bob Tanner <tanner at real-time.com> | Phone : (952)943-8700 http://www.mn-linux.org, Minnesota, Linux | Fax : (952)943-8500 Key fingerprint = AB15 0BDF BCDE 4369 5B42 1973 7CF1 A709 2CC1 B288