Date: Sun, 10 Nov 2002 08:32:35 -0600 From: "Jack L. Stone" <jackstone@sage-one.net> To: "W. D." <WD@US-Webmasters.com>, freebsd-questions@FreeBSD.ORG Subject: Re: How to stop SPAMMER??! Message-ID: <3.0.5.32.20021110083235.00ec9908@mail.sage-one.net> In-Reply-To: <5.1.0.14.2.20021109235134.0484d270@us-webmasters.com> References: <3.0.5.32.20021109211740.011f73b8@mail.sage-one.net> <20021110030443.1b0577ad.gs@vacfu.org> <5.1.0.14.2.20021109150436.069a4d50@us-webmasters.com> <5.1.0.14.2.20021109150436.069a4d50@us-webmasters.com>
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At 12:16 AM 11.10.2002 -0600, W. D. wrote:
>At 21:17 11/9/2002, Jack L. Stone wrote:
>>At 03:04 AM 11.10.2002 +0100, Gustaf Sjoberg wrote:
>>>On Sat, 09 Nov 2002 15:13:09 -0600
>>>"W. D." <WD@US-Webmasters.com> wrote:
>>>
>>>either block incomming port 25 connections or set the smtserver to require
>>authentication.
>>>
>>>ipfw entry could look something like:
>>>
>>>add <rule#> deny log tcp from any to <yourip> 25 in recv <interface>
>
>This would completely block SMTP wouldn't it? I do have clients
>on this server using email.
>
>
>
>
>>>
>>>>Hi folks,
>>>>
>>>>I've got some bozo from:
>>>>
>>>> SpaWeb1.spaelegance.com..auth
>>>>
>>>>doing all kinds of SMTP activity on my FreeBSD server. Does anyone
>>>>know how to stop this? What kind of entry would I add to ipfw?
>>>>
>>>>Does anyone know what vulnerability this might be? How to stop
>>>>permanently?
>>>>
>>
>>Get the IP of the spammer if possible. I've had to use a total block like
>>this:
>>##### DENY INTRUDER through external interface
>> #${fwcmd} add deny all from 66.000.00.000 to any via ${oif}
>
>Where is ${oif} defined?
>
>When I run a command like this it doesn't understand 'fwcmd'.
>
Sorry again.... only one sip of coffee yet. The ${oif} and ${fwcmd} are
both my own defined variables at the beginning of my FW script. Just
replace these variable commands with your own script setup cmds. I thought
you were already running a script.....
Best regards,
Jack L. Stone,
Administrator
SageOne Net
http://www.sage-one.net
jackstone@sage-one.net
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