I'm afraid to say that as far as I know, there's no other way to make this work. I bow to greater expertise if someone can provide the scoop on how it can work without defining the sending user on the receiving system.
Dave Instructions for managing your mailing list subscription are provided in the Listserv General Users Guide available at http://www.lsoft.com Archive: http://vm.akh-wien.ac.at/MQSeries.archive
