Re: Block Inbound Traffic

From: Don Kelloway (dkelloway_at_commodon.com)
Date: 07/16/04 

Date: Fri, 16 Jul 2004 02:24:35 GMT

"Don Kelloway" <dkelloway@commodon.com> wrote in message
news:WFEJc.9201$sV2.2038@newsread2.news.atl.earthlink.net...
> "JP" <gg2.20.joep@spamgourmet.com> wrote in message
> news:1b6225e5.0407151513.13b66be5@posting.google.com...
> >
> > I have given plenty of information. Lets collect it.
> >
> > I needed recommendations for a software firewall that runs on
windows
> > that will ignore outbound traffic and block inbound traffice based
> > whether or not they are in an authorized list. That authorized list
> > should be able to have an IP/MAC/Comp name.
> >
> > Wow! look at all of that information just from my first 2 posts. And
> > in response to your first post I pointed out your flaws. And that is
> > when you stated you're "not a fucking mind reader."
> >
> > So it is your "verbal diarrhea" that is clogging this thread.
>
> Assuming you are referring to blocking incoming traffic from the
> Internet:
>
> You cannot block an incoming connection by MAC because the MAC of
every
> single incoming packet will be exactly the same as that of the last
> router the packet was passed through.
>
> You cannot block an incoming connection by computer name because it
can
> be easily spoofed. Besides the computer name is not something that's
> passed within an incoming packet.
>
> This leaves blocking incoming connections based upon IP address.
>

I should have additionally stated that computer names are something that
are only available to other computers within the same LAN. 

-- 
Best regards, from Don Kelloway of Commodon Communications
Visit http://www.commodon.com to learn about the "Threats to Your
Security on the Internet".
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