At 11:12 PM Friday 4/16/99, Robin Bowes wrote:
>Hi,
>
>I was digging around on the qmail web-page when I came across the
>announcement of Bruce Guenter's mini-qmail implementation "nullmailer"
>which is described as having "...a queue for more reliablity".
>
>What is meant by "more reliable" in this example? Is the standard
>mini-qmail setup "unreliable"?
It's not relevant to your setup. There is some question as to whether a
local queue is more reliable than a remote queue accessible via qmqpc.
Who is right all depends on how well the local/remote systems are maintained.
>
>Our incoming mail uses the following setup:
>
> incoming +---------+ +-----------+
> smtp | bastion | qmqp | internal |
> --------> | host | ------> | mail host |
> +---------+ +-----------+
> mini-qmail full qmail
> ( mail received ( mail received
> by qmail-smtpd ) by qmail-qmqpd )
>
>>From reading the qmqpd documentation, this process should be fail-safe,
That's a perfectly legitimate setup. The remote sending site only gets a
"250 ok" if the internal mail host queues the mail successfully.
Regards.