At 14:00 3/15/2007 Thursday, Stan Horwitz wrote: >Pete, I think you misunderstood the question. If I read it correctly, >Miachael wants to trap commands such as "subscribe" that are sent to >the list's subscribers. Fortunately, most of those commands are >already trapped by LISTSERV unless that feature is disabled on >Michael's list. If that is what he wants to fine-tune, then the list's MAILTPL content_filter would extend. But that isn't how I interpretted the original question, but you could be right on yours. /P