North American Network Operators Group

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Re: short Botnet list and Cashing in on DoS

  • From: Alexei Roudnev
  • Date: Sat Oct 09 15:11:31 2004

If my ISP block port 25, I'll change ISP next day.

But if it will be _configurable_ (blocked by default, but I can change
setting by simple openimng web page and select checkbox) - why not.

----- Original Message ----- 
From: "Petri Helenius" <pete@he.iki.fi>
To: "Gadi Evron" <ge@linuxbox.org>
Cc: "Paul Vixie" <vixie@vix.com>; <nanog@merit.edu>
Sent: Saturday, October 09, 2004 11:13 AM
Subject: Re: short Botnet list and Cashing in on DoS


>
> Gadi Evron wrote:
>
> >
> > Problem is, we are a fighting a war we already lost. It's put out a
> > fire here and there, and break a wave while you're at it.
> >
> > How about seeing some simple measures such as blocking outgoing port
> > 25? at ISP's? Not a perfect solution, but it's a partial solution for
> > some of the problems. Combined with other solutions we could start
> > seeing a change.
>
> Blocking ports one by one and filling the Internet by application level
> proxies (SMTP gateways for port 25) is not a road worth travelling.
>
> Pete
>