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Re: Clarification of square brackets in transport file please
From: Jorey Bump (list
joreybump.com)
Date: Sun Oct 02 2005 - 07:58:57 CDT
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Stephen Carter wrote:
> I understand that using square brackets around a host name tells
> postfix to not lookup the MX records for that host and simply use
> the A record instead, however I don't understand then why I should
> do the same when specifying an IP address. I would have thought
> an IP address is specific enough.
>
> Can someone explain this please?
For the same reason: To prevent an MX lookup on the provided string. In
the case of an IP address, it will fail.
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