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Re: Modem with NAT firewall, does it also need a software firewall?

Subject: Re: Modem with NAT firewall, does it also need a software firewall?
From: Mikey <Mikey@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 31 Jul 2008 12:53:27 -0400
Newsgroups: 24hoursupport.helpdesk



Leythos wrote:

> In article <4891D7B5.D8D3AB5F@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>,
> Mikey@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx says...
> > Recently purchased a Zoom 5660 modem / router.  It has a
> > Network Address Translation firewall and Stateful Packet
> > Inspection.  The Windows XP computer it's installed on also
> > has Zonealarm (free version) installed.  Is Zonealarm still
> > neccesary with this modem or can it be uninstalled?
>
> NAT does not make the device a firewall, NAT is a method of ROUTING and
> while it blocks, in this case, unsolicited inbound connections, it's IS
> NOT A FIREWALL.
>
> As for a soft-firewall application. If you run as a local administrator
> in most cases a soft-firewall does no good - the malware can disable it
> or punch holes through it since you're running as a local admin.
>
> In most cases, if you are reasonable, a NAT router and quality AV
> software with a good dose of common sense is all you need for HOME use.
>
> --
> - Igitur qui desiderat pacem, praeparet bellum.
> - Calling an illegal alien an "undocumented worker" is like calling a
>   drug dealer an "unlicensed pharmacist"
> spam999free@xxxxxxxxxx (remove 999 for proper email address)

Thanks for the reply.  I called it a "NAT firewall" because in all the
descriptions of the modem and in its documentatiom (and on the box the
modem came in) that's what it's called.  Thanks for the clarification and
the information.  Yes, it will be for home use, and it's a single computer
not networked to any others.


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