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.

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