Re: [Exim] A question about headers

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Author: Jerry M. Howell II
Date:  
To: Exim Mailing List
Subject: Re: [Exim] A question about headers
On Thu, Feb 13, 2003 at 06:01:25PM +0000, John (TJ) Penton wrote:
> On Thu, 13 Feb 2003, Jerry M. Howell II wrote:
>
> >    Got a question concerning headers for exim 3.X . Is there a page on
> >    the exim website that lists all the headers you can use? I'm starting
> >    to get the hang of exim but still in the dark about the headers.
> >    Looked through the index in the exim book by O'Riely but only found
> >    bit's and peces hear and there. The header I'm most concerned about
> >    is this one, taken right out of my exim.conf file

>
> The quick answer to your question is that you can insert any header into
> an email with exim. You can make them up, off the top of you head
> (illustrated).
>
> The email RFC (2822) defines a whole load of standard headers that mail
> clients should recognise.  Clients ignore any header they don't know
> anything about:
>     http://www.faqs.org/rfcs/rfc2822.html

>
> In general, propretry headers that people have added for their own
> purposes start "X-", but they don't have to (though no doubt someone will
> tell us of a good reason that they should).
>
> If you want to know what a (non-RFC2822) is used for, then try seaching
> the internet for it.
>

Thank you all for clearing that up for me. I kinda suspected as much but
I realy didn't want to add anything that would screw all other 71
domains up, thnx and I'll check that RFC out