Andy Saurin:
> Hi all,
>
> I'm a newbie to postfix and this discussion group, but I've researched
> thoroughly to minimise asking trivial questions.
> Postfix after a while is now installed and running smoothy for me -
> however (as others have noted before) I have long delays in connecting
> by smtp.

The solution is to fix the naming service. This delay is experienced
whenever you connect to a remote mail server, or ftp server, and
with lots of other servers.

The solution is not to modify every server that you might ever want
to connect to.

        Wietse

> As I understand it, this is because postfix is performing a
> reverse dns lookup on the domain. Is there a way to stop this (or is it
> essential for security?) because my isp quite kindly refuses to add my
> domain to its reverse lookup table. I have named running on the internal
> lan performing dns for the network and for the mail domain names, for
> the domain names are all without a valid reverse lookup entry in my
> isp's dns records.
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