relay test

[adler at stephenadler.com (Stephen Adler)]

Thanks everyone for the quick replies on a sunday morning! My sendmail 
daemon is not relaying... :)

Kristian Hermansen wrote:
> On 3/11/07, Stephen Adler <adler at stephenadler.com> wrote:
>> I've setup a system which has a static IP address connected to the
>> internet through my local comcast business Internet access service. I've
>> gone through the motions of setting up sendmail to accept e-mail from IP
>> addressed other than localhost. What I don't want to do is allow
>> spammers to use my system to relay their e-mail. How do I test to make
>> sure I haven't by accident turned on mail relay to be abused by 
>> spammers?
>
> You could just netcat to it an try to relay manually, but i figure you
> want a nice web interface to test it for you:
> http://www.spamhelp.org/shopenrelay/
>
> Also see this:
> http://www.feep.net/sendmail/tutorial/anti-spam/no-relaying.html
>
> And you should probably be using postfix rather than sendmail, but
> hey...who cares :-)


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