AHA! So, multiple lists could get the message about this user, due to being served out, however that occurred. If this continues to happen, then it seems to me to be a candidate for filtering. Pete, thanks very much. This is very helpful. >Date: Wed, 6 Aug 2003 08:46:18 -0400 >From: Pete Weiss <[log in to unmask]> > >SEND= is irrelevant in this case -- the sender has had his/her RFC822 >address suspended from sending anything (commands or email) to any >process handled by [log in to unmask] > >Then when that address happens to send to your list, the bounce goes to >the ERRORS-TO= operand from your list definition.