On 2013-03-11, Austin Einter <austin.einter@xxxxxxxxx> wrote:
>
> Which one is preferred postfix or sendmail.
I suspect this is mostly personal preference. I prefer postfix because
the configuration files are easier to read and write.
> It says I need to disable firewall. Is it really required. Kindly let me
> know.
No, it is not required. But you do need to accept TCP traffic on port
25 to your SMTP host. Because you need to do this, you should make sure
your SMTP server can not be used as an open relay, or you will find
yourself on many blacklists. Here's a reasonable tester I found:
http://www.rbl.jp/svcheck.php
--keith
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kkeller@xxxxxxxxxxxxxxxxxxxxxxxxxx
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