Autor: Peter Bowyer Data: Para: exim users Asunto: Re: [exim] Mailing List Email without 'To:'
On 29 January 2010 15:02, Always Learning <exim.users@???> wrote: >
> One of our Exim servers has rejected an Exim mailing list email because
> it had no 'To:' header.
>
> Should the mailing list always insert a To: header if one is missing ?
No. Neither of 'To:' or 'cc:' is mandatory - one or other is *usually*
present, but it's perfectly legal for a message to have neither. In
this case, the message had a 'cc:'.
Messages that are all-bcc don't have either...
Peter
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Peter Bowyer
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