Bart-Jan Vrielink <bartjan@vrielink.net>: > In what RFC are these headers and their function described ?? debian-devel just had this discussion, didn't it? I'm sure the answer can be found in the list archive (multiple times, as it happens). -- Lars Wirzenius <liw@wapit.com> Architect, Kannel WAP and SMS Gateway project, Wapit Ltd, http://www.kannel.org