On Wed Dec 26 00:17:53 2001 +0330 Roozbeh Pournader wrote: > >On Tue, 25 Dec 2001, Dr. International wrote: > >> In fact, I didn't know about RFC 2047. Unfortunately my contacts in the >> Exchange team did not mention that this might be the reason for the lost >> Euro in the subject line. A quick search on the internet leads me to >> believe that mail servers, which implement RFC 2047 will keep the Euro >> (for that matter any character) in the subject intact, if the client can >> understand it. Is that right? I have to admit that mail severs are not >> one of my areas of expertise. > >Sorry for getting angry, and thanks for the clarification. > >But to get to the problem, no, it's not related to mail servers as far as >I know. Mail servers don't need to implement RFC 2047, they should support >it automatically, since it's ASCII compatible. It's the mail readers that >should support it. So this is a realm for Outlook and Outlook Express, and >not Exchange. (I do not know how these two implement RFC 2047, I have not >tested them throughly yet.) > >But to get back to what has happened with some of your failed tests, I >guess the problem is 8-bit headers. Some mail composers send the subject >line as 8-bit, without doing any RFC 2047 conversion (Outlook/Outlook >Express may be among them, I don't know). Then some mail servers may strip >any eighth bit, remaining conformant to RFC 2822.
<...> Plain 8bit headers are not default Outlook/Outlook setting for mail. But people tend to use it as Outlook/OE allows this (unfortunately) without knowing consequences. I heard rumours that Exchange server may just discard a message if it founds these non-standard eight bit bytes in From: header.