contact the ISP and work through them; I'd imagine its part of the package... other than that, hosting yer own mailserver would work, but the learning curve/administration may be prohibitive, see above =) sgd -- work: http://www.ti3.com/ non: http://thinksafely.org/ > -----Original Message----- > From: Michael Galvin [mailto:mpgalvin at eircom.net] > I have a few clients that have registered their domain and got hosting > through a host-only ISP (ie, no dialup). When they send > mails, they want to > be able to be sure that the address going out is > me at mydomain.com, rather > than me at myisp.ie.