Date: Fri, 10 Jun 2011 08:34:06 -0400 (EDT) From: Daniel Feenberg <feenberg@nber.org> To: FreeBSD <freebsd-questions@freebsd.org> Subject: Re: Long Day's Journey into <Bleep> Message-ID: <alpine.LFD.2.00.1106100829490.19381@nber7.nber.org> In-Reply-To: <20110610075943.497793ee@scorpio> References: <20110609005656.GA9183@thought.org> <15630_1307624948_4DF0C5F4_15630_82_1_D9B37353831173459FDAA836D3B43499BF89C4A2@WADPMBXV0.waddell.com> <BANLkTinPrEJ4LfNh8pE7%2BR3Akxj2F4Lpxw@mail.gmail.com> <20110609184829.GC33714@guilt.hydra> <A02E8905D5CFC76B890165F3@mac-pro.magehandbook.com> <20110609222807.GA34570@guilt.hydra> <C412077F-E713-400F-B02D-DDFD1DDB3723@mac.com> <20110610075943.497793ee@scorpio>
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On Fri, 10 Jun 2011, Jerry wrote: > On Thu, 09 Jun 2011 17:37:14 -0700 > Chuck Swiger <cswiger@mac.com> articulated: > >> On Jun 9, 2011, at 3:28 PM, Chad Perrin wrote: >>> In many cases, it's not even obvious which of the products I find >>> are suitable for building various types of network switches. Do >>> you know of any Webpages that might help me rectify my dearth of >>> understanding in this area? >> >> You can get an unmanaged 24-port 10/100/1000 switch for less than $10 >> per port, and a good managed switch for about $30 per port. >> >> A cheap quad-port GB NIC runs $200 or $50 per port; and one from >> Intel or Cisco which can actually run all of the ports near rated >> line speed is closer to $100 per port. You simply can't build a >> commodity PC using these and end up anywhere near the price point of >> a dedicated switch. > I wouldn't think the OP was interested in saving money, there are other reasons for building your own switch. For example, there is a famous article "Tricks you can do if your firewall is also a bridge": http://www.usenix.org/events/neta99/full_papers/limoncelli/limoncelli_html/ Dan Feenberg
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