Yes.

You would need to create/update the list's MAILTPL file--specifically the
section entitled

>>> BOTTOM_BANNER

Use your listname on a line that LISTSERV(R) would recognize as a mail loop.

At 07:59 12/16/1998 -0800, Liz Marr said:
|I have a friend who is on a Majordomo list that is set up so that if the
"footer" on
|the bottom of the messages is sent back to the list, the message will
bounce (the
|assumption is that if the footer is there, the sender has not edited the
message
|before sending it)  Is there a way to set up Listserv to do the same thing?