On Wed 19 Sep 2007, Kae Verens wrote:
> in short, a mail server (in this case, your sendmail) will try to
> connect directly to the server referenced in the MX record for the
> email's domain name, and will deliver directly to there. That machine
> will then either forward the mail to another server, or deposit it in
> the account's mailbox.
So in fact it _is_ better to specify eircom as my SMARTHOST?
I didn't actually see any evidence that my sendmail had tried
to connect to (the non-existent) murphy.ie server.
> one of the important reasons to use your ISP's mail servers instead of
> your own is that they are usually a bit more widely respected
> (white-listed), versus your own machine which may be in a DHCP pool,
> possibly blacklisted before you even got the IP address, and not
> reliable anyway. I'm over-simplifying here, of course.
I certainly have no wish to use my own mail server to send out email.
I might use it to listen to email sent directly to me.
But thanks for your advice ...
I'd taken SMARTHOST out of sendmail.mc
but I think I'll put it back!
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