Re: [exim] Rejecting messages with no "To:" or "Cc:" field i…

On Wed, Mar 2, 2011 at 12:21, David Woodhouse <dwmw2@???> wrote:
> On Tue, 2011-03-01 at 19:13 +0000, Always Learning wrote:
>>
>> I thought the only RFC required header was Message-ID: ?
>
> That's only a SHOULD.

When I was young, a "SHOULD" wasn't only an "only", it was a pretty
big deal, it was a MUST with some opportunity for leniency. :)

--
Jan