On Thu, 28 Jul 1994 09:26:09 -0400 John Arnfield <[log in to unmask]> said: >I notice that the 'reply-to' header on LISTSERV mailings (when present) >says > >Reply-to: > >(note the lower case 't' in 'to'). Actually, LISTSERV sends it in upper case, so something must have translated it. >When I attempt to reply to such mailings, my mail system (elm 2.3) does >not recognize this header as it is apparently looking for > >Reply-To: > >(note upper case 't' in 'to'). > >When I expressed disatisfaction with this state of affairs, I was told >that the former construction (the one used by LISTSERV) is incorrect. Sure thing. RFC822 says: When matching any other syntactic unit, case is to be ignored. For example, the field-names "From", "FROM", "from", and even "FroM" are semantically equal and should all be treated ident- ically. Eric