Re: sendmail?
On 2008-12-27, Sahil Tandon <sahil@xxxxxxxxxx> wrote:
> jkinz@xxxxxxxx wrote:
>
>> On Sat, Dec 27, 2008 at 01:33:47PM -0500, Sahil Tandon wrote:
>> > jkinz mentioned the connecting "system"; that is to say, the connecting
>> > client. That client needn't be the MX for the domain from which email
>> > is arriving.
>>
>> Negative, "system" -- that is to say "domain" in this case.
>
> system != domain in technical discourse, so no.
>
>> Consider yourself surprised..
>
> Consider yourself corrected.
>
>> email systems (domains) that don't have mx's will find themselves having
>> problems despite the fact that its not an rfc requirement.
>
> Truism. That is an entirely different statement than saying (as you did
> in your original post) that having an MX record is a de facto requirement
> for sending mail.
It _is_ a de-facto requirement if you want to be able to
reliably send e-mail. If you're happy with 10% being rejected,
then you don't need an MX record.
--
Grant