North American Network Operators Group

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Re: Peering VLANs and MAC addresses

  • From: Mike Hughes
  • Date: Thu Nov 10 02:19:12 2005

On Thu, 10 Nov 2005, Alexander Koch wrote:

> I know the changes the LINX has implemented, and I am
> curious... and this might affect other folk as well.
> What is better - the LINX approach (blocking the port,
> trying again in x minutes when too many MACs were seen)
> or the Equinix approach (we hardcode your MAC per VLAN/
> per port if untagged, all else we just drop)?

Much of a muchness really.

With the former approach, it's easier for the participants to effect 
changes to their IX equipment without having to ask the IX operator to 
clear the locking/reconfigure the static MAC.

The protection against badness is pretty equal, whatever you do.