[IP] more on Emergency text messages and AB 2231

[David Farber <dave@farber.net>]

Begin forwarded message:

From: Patrick Traynor <traynor@cse.psu.edu>
Date: April 2, 2006 5:18:26 PM EDT
To: dave@farber.net
Subject: Re: [IP] more on Emergency text messages and AB 2231

Dave,

	Lauren is correct. We talked about this very phenomenon in our paper  
"Exploiting Open Functionality in SMS-Capable Cellular Networks" in  
October. If you are looking for a technical perspective, please see  
http://www.smsanalysis.org

-Patrick

------------------------------------------------
Patrick Traynor
PhD Candidate
Computer Science and Engineering
http://www.cse.psu.edu/~traynor
-------------------------------------------------



On Apr 1, 2006, at 5:01 PM, David Farber wrote:

> Begin forwarded message:
>
> From: Lauren Weinstein <lauren@vortex.com>
> Date: April 1, 2006 11:24:01 AM EST
> To: "(Mr) Lyn R Kennedy" <lrkn@earthlink.net>
> Cc: David Farber <dave@farber.net>, lauren@vortex.com
> Subject: Re: [IP] more on Emergency text messages and AB 2231
>
>
> Unintended consequences can really get you with this one.  Cell phone
> networks are often the first telecom technology to get overloaded (or
> in some cases just fail completely) in an emergency.  Start sending
> out text messages to everyone, and you're likely to trigger
> thousands or millions of immediate call attempts by users trying
> to reach family members, etc.  Boom -- saturation, and the really
> important emergency calls don't get through.
>
> Most people don't realize how limited cell phone capacity really is,
> relatively.  Of course, the cell carriers don't exactly promote
> their limitations.
>
> --Lauren--
> Lauren Weinstein
> lauren@vortex.com or lauren@pfir.org
> Tel: +1 (818) 225-2800
> http://www.pfir.org/lauren
> Co-Founder, PFIR
>    - People For Internet Responsibility - http://www.pfir.org
> Co-Founder, IOIC
>    - International Open Internet Coalition - http://www.ioic.net
> Moderator, PRIVACY Forum - http://www.vortex.com
> Member, ACM Committee on Computers and Public Policy
> Lauren's Blog: http://lauren.vortex.com
> DayThink: http://daythink.vortex.com
>
>
>
>
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