>but it was rejecting email from my client machines due to the hostnames so I >disabled the test
those domains have to point thei MX at your IMGate you have to put those domains in your relay_domains file, and transport file. most people put the transport.map file as the .map file for both relay_domains and transport_maps, to maintain only one file. in transport.map, you put those domains and the IP or [label.domain.tld] of the machine your customer wants to receive mail at. Len
