top 3 includes Cisco? Cisco didn't even submit the Pix for this
bakeoff??? They may be in the top 3 for market share, but I doubt they
are even close when it comes to technology
Deep Inspection Firewalls
http://www.networkcomputing.com/showArticle.jhtml?articleID=160910889&pgno=1
cheers
Ivan
On 10/27/06, Joe Kim <joekim13@gmail.com> wrote:
actually genous, a layer 3 firewall is simply a packet filter such as a
router that is not state aware. Most firewalls these days will do some level
layer 3~7 inspection. Such as keeping state and performing RFC, application
specfic inspection.
The top 3 firewalls in the market Juniper Netscreen, Checkpoints, Cisco all
do more than layer 3 inspection.
Joe
On 10/24/06, Mario A. Spinthiras <mario@netway.com.cy> wrote:
> Ivan . wrote:
> > There are more App based firewalls around, like
> >
> > http://www.netcontinuum.com/
> >
> > cheers
> > Ivan
> >
> > On 19 Oct 2006 21:21:59 -0000, joekim13@gmail.com <joekim13@gmail.com>
> > wrote:
> >> do you need layer 7 inspection or layer 7 proxy?
> >>
> >> For proxy fw's sidewinder ( dont' really prefer to use them) or
> >> Symantec Gateway Security applicances ( symantec announced they are
> >> discontinuing).
> >>
> >> As for fw's i'd recommend a Netscreen fw as they can have IPS/IDP
> >> blades in combination with a stateful inspection firewall. Check out
> >> the ISG line.
> >>
> >> Another decent layer 7 inspection fw is checkpoint. but costly and
> >> limited # of layer 7 inspection.
> >>
> >> Joe
> >>
> >
> >
> Layer 7 proxy ? What does that do deny you from entering input in a CLI
> or clicking on a "cancel/apply/ok" button in a GUI ? A firewall is based
> on performing filtering tasks on a layer 3 protocol!
>
> I haven't really heard of such a firewall but heck ive seen stuff in our
> line of business that you dont see on any city's Saturday night.
>
> Firewall = application
>
> Its filtering process = Layer 3 (IP)
>
>
> EOF
>
>
> Have a nice day,
> Mario A. Spinthiras
>
>
> P.S id enjoy more challenging topics with regards to firewalls. Thank you.
>
