[CentOS] Postfix setup
Robert Moskowitz
rgm at htt-consult.com
Mon Mar 11 04:20:04 UTC 2013
On 03/10/2013 11:12 PM, Keith Keller wrote:
> On 2013-03-11, Austin Einter <austin.einter at gmail.com> 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:
Here is a list of ports I have open on my mail server:
HTTP 80 & 443
SMTP 25 & 587
IMAP 143 & 993
POP3 110 & 995
manageseive 4190
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