huge mail going throw my mail server how to protect

[Rafiqul Islam]

Thanks for good advice.

BR,

Rafiq

On Fri, Apr 6, 2012 at 6:05 PM, Patrick Lists <fedora-list at puzzled.xs4all.nl
> wrote:

> On 04/06/2012 06:28 AM, Rafiqul Islam wrote:
>
>> Please help me how to stop this spamming frequently blocked from several
>> public network
>>
>
> From the other posts I take it your postfix server is not properly
> configured and is an open relay.
>
> Steps to fix:
>
> 1) realize that your postfix mail server is an *open* relay (=BAD!). So
> you did not configure the postfix server in the proper way
>
> 2) stop your mail server right now
>
> 3) do NOT turn the mail server on until you know reasonably sure that you
> have fixed the problem. You can test your mailserver here:
> http://www.abuse.net/relay.**html <http://www.abuse.net/relay.html>
>
> 4) go to postfix.org and read the documentation and properly configure
> your mail server to NOT be an open relay. If you can't find how to do it
> then read all the information again and again and perhaps use Google
>
> 5) if you can not figure out how to fix this problem then either hire a
> consultant who can fix it for you or ask on the postfix mailing list
>
> I hope you realize that your IP address & domain may now be considered a
> spam origin in several spam block lists and that a lot of mail hosts will
> not accept mail from you even if you solve the open relay problem with your
> mail server.
>
> Next time you want to activate a service it is probably a good idea to
> spend more time on understanding how the service works and what the proper
> configuration is...
>
> Regards,
> Patrick
>
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