Natalie, my error messages don't have the the blurb about "Sender:" etc.They just say: ****************************************** Not-Delivered-To: due to 12 Inability To Transfer ORIGINAL MESSAGE ATTACHED (rmail: Error # 21 'Permission denied by /etc/mail/mailsurr file') Reason: Host unknown! En-Route-To: [log in to unmask] En-Route-To: [log in to unmask] En-Route-To: [log in to unmask] ********************************** I've just realized that all 3 of my subscribers in Regensberg are having list messages returned! ******************************************* "Round up the usual suspects." -Captain Louis Renault ******************************************* Pat Letendre Medical Laboratory Science B117 Clinical Sciences Bldg University of Alberta Edmonton,Alberta Canada T6G 2G3 Phone:(403)492-6507 Fax:(403)492-7794 E-mail:[log in to unmask] *******************************************