Re: Ethernet with no IP address
Kenyon Ralph <[email protected]> Wed, 10 Jul 2013 14:36:04 -0700
| Newsgroups | gmane.linux.debian.devel.firewall |
|---|---|
| Message-ID | <[email protected]> |
On 2013-07-10T09:21:13-0500, Eric Barnes <[email protected]> wrote: > Man - thanks so much for all the answers so quickly. Without going into > boring detail....I have a client that has a patent on a network security > device that he now wants me to build a prototype for. Part of the patent > states that the device is 'invisible' to the Internet because it has no > configured IP ports. It is supposed to sit INLINE in the network somewhere > (say between router and single PC) and filter/block packets that come > through it to the destination PC or vica-versa. It's kinda like a bridge > (only with logic processing during the bridge operation). If we address the > ports, then I depart from the patent and I have no idea what is allowed from > a legal standpoint in doing something like this. As a high level > application programmer (mostly Java for the past 15 years), I find myself > woefully short on the knowledge/experience to accomplish such a task. Sounds exactly like what Bro, Snort, and similar systems do. https://en.wikipedia.org/wiki/Snort_%28software%29 http://www.bro.org/documentation/overview.html -- Kenyon Ralph
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