I only saw winship response, but not the answer I wanted as I also want to know how to do this as the documentation doesn't explain. Thank you for any information. On Wed, 3 Mar 2004, Richards, Troy wrote: > Let me appologize if this issue has been posted before, but I did not > find it in a quick search of the list archives. > > I'm currently running LISTSERV(R) version 1.8d. My users were content > with allowing all forms of attachments (APPLICATION/OCTET-STREAM) to > their lists until they were hit with some nasty viri a few weeks ago. I > have tried to allow just .pdf attachments with the "application/pdf > " option, but the listserv sees PDFs as octet-stream attachments. Is > there a listserv specific MIME type/work around for this issue, or do I > have to allow all binary attachments? > > Sincerely, > > Troy A Richards >