Worked fine for me in 15.5 on AIX. However. if I have ietfhdr set, I get the Sender: header. On Thu, 21 Feb 2008 07:28:02 -0500, Mark Berman <[log in to unmask]> wrote: >Ben's exactly correct. By the way, I tested again this morning after >reloading the server; the sender=none line is definitely not working. >I'm running Listserv v15.5. > > - Mark > >Ben Parker wrote: