[dba-Tech] Software Firewalls

Haslett, Andrew andrew.haslett at ilc.gov.au
Tue Dec 7 18:57:25 CST 2004


Be careful with the D-Link.  There's been reported issues with the latest
firmware...
 
Also, not sure if we just got a bad batch, but its started to get a bad rep
over here lately (Australia).  The Oz site is often slow to be updated etc.

   _____  

From: John W. Colby [mailto:jwcolby at colbyconsulting.com]
Sent: Wed 8/12/2004 9:20 AM
To: 'Discussion of Hardware and Software issues'
Subject: RE: [dba-Tech] Software Firewalls



A review for that one. 

http://reviews-zdnet.com.com/Netgear_WGT624_108Mbps_wireless_firewall_router
<http://reviews-zdnet.com.com/Netgear_WGT624_108Mbps_wireless_firewall_route
r>  
/4505-3319_16-30551639.html 

I bought this one... 

http://reviews.cnet.com/D_Link_DI_624_AirPlus_Xtreme_G_router/4505-3319_7-20
<http://reviews.cnet.com/D_Link_DI_624_AirPlus_Xtreme_G_router/4505-3319_7-2
0>  
817312-2.html?tag=glance 

John W. Colby 
www.ColbyConsulting.com 

Contribute your unused CPU cycles to a good cause: 
http://folding.stanford.edu/ <http://folding.stanford.edu/>  

-----Original Message----- 
From: dba-tech-bounces at databaseadvisors.com 
[mailto:dba-tech-bounces at databaseadvisors.com
<mailto:dba-tech-bounces at databaseadvisors.com> ] On Behalf Of Francisco
Tapia 
Sent: Tuesday, December 07, 2004 5:23 PM 
To: Discussion of Hardware and Software issues 
Subject: Re: [dba-Tech] Software Firewalls 


speaking of software/hardware firewalls, I was out looking at this one... 
WGT624 Netgear Router + Firewall (NAT+SPI) protection :) 



On Tue, 7 Dec 2004 13:32:22 -0600, John Bartow <john at winhaven.net> wrote: 
> I agree with you on principal but that too depends of the situation. 
> 
> 
> 
> -----Original Message----- 
> From: dba-tech-bounces at databaseadvisors.com 
> [mailto:dba-tech-bounces at databaseadvisors.com
<mailto:dba-tech-bounces at databaseadvisors.com> ]On Behalf Of Drew Wutka 
> Sent: Tuesday, December 07, 2004 12:15 PM 
> To: Discussion of Hardware and Software issues 
> Subject: RE: [dba-Tech] Software Firewalls 
> 
> Of course, a proxy removes that issue too.  A hardware firewall, with 
> the proxy allowing internet access, boom, done.  Faster firewall, and 
> faster internet connection (across a network). 
> 
> Drew 
> 
> -----Original Message----- 
> From: dba-tech-bounces at databaseadvisors.com 
> [mailto:dba-tech-bounces at databaseadvisors.com
<mailto:dba-tech-bounces at databaseadvisors.com> ]On Behalf Of John Bartow 
> Sent: Tuesday, December 07, 2004 12:08 PM 
> To: Discussion of Hardware and Software issues 
> Subject: RE: [dba-Tech] Software Firewalls 
> 
> John, 
> Of course the one thing the hardware firewall can never do is protect 
> from malicious programs inside the firewall which a cheap piece of 
> software on each computer will do. This may not be an issue for most 
> one PC developers but once you put together a network and/or support 
> clients with networks this does become an issue. You can avoid using 
> software firewalls by using internal checkpoint type devices that act 
> as firewalls between networks segments but I can't say if that is less 
> expensive or better than having a basic software firewall component on 
> each computer. Probably really depends on each individual situation. 
> 
> John B. 
> 
> -----Original Message----- 
> From: dba-tech-bounces at databaseadvisors.com 
> [mailto:dba-tech-bounces at databaseadvisors.com
<mailto:dba-tech-bounces at databaseadvisors.com> ]On Behalf Of John W. 
> Colby 
> Sent: Tuesday, December 07, 2004 11:13 AM 
> To: 'Discussion of Hardware and Software issues' 
> Subject: RE: [dba-Tech] Software Firewalls 
> 
> In fact a hardware firewall usually does everything that a software 
> firewall does, plus more.  It is unusual for example for software 
> firewalls to do stateful packet inspection.  Doing so is extremely 
> processor intensive.  A good hardware firewall has a co-processor out 
> in the router that does that stuff and offloads the workstation from 
> doing that.  IF you have a good hardware firewall, and the cheaper 
> routers are NOT firewalls or are very limited firewalls, then you 
> truly do not need a software firewall.  I know of nothing that a 
> software firewall does that a good hardware firewall cannot be made to 
> do. 
> 
> Furthermore, the hardware firewall can be made to do it for ALL 
> workstations at one fell swoop, vs. having to write rules and get them 
> applied to each and every workstation's software firewall. 
> 
> I am NOT recommending that everyone out there get rid of their 
> zonealarm.  I am saying however that if you spend the bucks on a good 
> router with a good hardware firewall built into it, and you set it up 
> correctly, then you can safely get rid of Zonealarm (or whatever you 
> use). 
> 
> John W. Colby 
> www.ColbyConsulting.com 
> 
> Contribute your unused CPU cycles to a good cause: 
> http://folding.stanford.edu/ <http://folding.stanford.edu/>  
> 
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-- 
-Francisco 
http://pcthis.blogspot.com <http://pcthis.blogspot.com>  | PC news with out
the jargon! 
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