[154555] in North American Network Operators' Group
Re: job screening question
daemon@ATHENA.MIT.EDU (George Herbert)
Thu Jul 5 20:47:59 2012
In-Reply-To: <CAP-guGUZZryJoxTA6koAdQH7AGzFK4ncv2pKu5WV0hxCnFAaHQ@mail.gmail.com>
From: George Herbert <george.herbert@gmail.com>
Date: Thu, 5 Jul 2012 17:47:16 -0700
To: William Herrin <bill@herrin.us>, George Herbert <george.herbert@gmail.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Jul 5, 2012, at 5:32 PM, William Herrin <bill@herrin.us> wrote:
>=20
>> 5. What is the reason for the 100m distance limit within an ethernet=
collision domain?
>=20
> What's an ethernet collision domain? Seriously, when was the last time
> you dealt with a half duplex ethernet?
>=20
Last time I built a cluster; admin and some redundant ingress/egress methods=
do better with hubs than switches. Also last time I had to build a cheap r=
edundant firewall.
This is a corner case, but if you just know ether as a point to point it wil=
l eventually bite you.
Having some spanning tree clue is much more relevant now, though.
George William Herbert
Sent from my iPhone=
