nanog mailing list archives

RE: Fiber cut in SF area


From: Mikael Abrahamsson <swmike () swm pp se>
Date: Mon, 13 Apr 2009 18:12:43 +0200 (CEST)

On Mon, 13 Apr 2009, Dylan Ebner wrote:

Manhole locks are just going to stop vandalism, and I think the threat
to obstruction calculation just doesn't add up for that small level of
isolated cases.

It doesn't stop it, it just makes it slightly harder, and they'll go after another point.

<http://swm.pp.se/bayarea.jpg>

This is the bay area as well... How long do you need to spend with a torch to cut thru that? A couple of minutes?

There is absolutely no way you can stop a determined attacker, and it would increase cost a lot more than it's worth. Time is better spent stopping the few people who actually do these kinds of things, same way as it's not worth it for regular people to wear body armour all the time, just in case they might get shot, or have parachutes and emergency exits that work in mid-flight on commercial airliners. The various police agencies and the NTSB cost less in a cost/benefit analysis.

--
Mikael Abrahamsson    email: swmike () swm pp se


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