[170463] in North American Network Operators' Group

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Re: Link Layer Filtering not supported on popular equipment?

daemon@ATHENA.MIT.EDU (Mark Tinka)
Thu Mar 27 16:39:40 2014

From: Mark Tinka <mark.tinka@seacom.mu>
To: nanog@nanog.org
Date: Thu, 27 Mar 2014 22:39:02 +0200
In-Reply-To: <CAHDg04tpZPdy5zbqDbNqpBVFj55V2YtCkVtxOKTzx+xEqvxvnQ@mail.gmail.com>
Reply-To: mark.tinka@seacom.mu
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

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On Thursday, March 27, 2014 06:42:12 PM Michael Loftis=20
wrote:

> Similar issues with ACLs.  There are some options in
> Cisco (not certain if any of dell's products have this)
> that basically keep ports from talking to eachother, but
> allow them to talk to the upstream port (usually a
> router that can then enforce deeper ACLs and such).

Those would be private VLAN's in classic solutions, and=20
split horizon bridge domains on carrier Ethernet platforms.

I find the latter simpler and more elegant, but limited to=20
specific hardware.

Mark.

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