Re: [exim] OT email tags

On Wed, Jun 29, 2005 at 10:26:38AM +0200, Brent Clark wrote:
> My deepest apologies for asking this here, but very desperate, and I
> thought what more better place to ask an email question than in a MTA
> mailing list.
> I have to have perl create and send an email for my app. In the email
> structure I need to have a tag to hold a reference number.
> so my question is, can I just insert a tag in the mail headers ( I
> assume is must be before the subject), or is any rules that need to be
> followed before doing so.
> I basically want my mail structure to be as so.
>
> ===========================================
> from: abc@???
> To: xyz@???
> X-TAG: 1234567890
> Subject: This is a mail structure I hoping will work.
> This is the body of the message.
> ===========================================
>
> I obviously dont want to X-TAG to be seen by the recipent, only in the
> raw email viewing can it be seen.

This looks pretty sane to me. I don't think it HAS to be before the
subject, just as long as it is part of the headers.
Putting it at the end of the headers is common, but I don't think
there's a rule..