> (...) Part >of my problem is that I don't know what determines when one uses >FULLhdr, FULLBsmtp, IETFhdr, SHORThdr, or SHORTBsmtp. Can someone >enlighten me or point me to a relevant, clearly-written document? Assume that if they change to DUALHDR, they do so FROM the list default. Check the list header. If they aren't there, then LISTSERV assume some default. Since I don't know what that is, you could just unsub/sub/q. Here's an LDBASE Job that will recover the "relevant, (clearly?)- written document" (Don't let Natalie critique it -- I hardly passed English 101.) Send it to LISTSERV@searn (searn.sunet.se) -- /* --------------------- clip and save ---------------- */ //ListSrch JOB Echo=no Database Search DD=Rules //Rules DD * S * in lstown-l from 92-08-10 to 92-08-10 where sender contains pmw1 print /* // EOJ /* --------------------- clip and save ---------------- */ Of course you could replace the "S" line with S FULLhdr or FULLBsmtp or IETFhdr or SHORThdr or SHORTBsmtp in lstown-l /Pete ([log in to unmask]) -- co-owner LDBASE-L, TQM-L, et -L