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Re: blocking p2p?

daemon@ATHENA.MIT.EDU (Jose Valdez)
Fri Jun 3 17:47:40 2011

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Message-ID:  <4DE95666.4050008@stanford.edu>
Date:         Fri, 3 Jun 2011 14:47:18 -0700
Reply-To: Resnet Forum <RESNET-L@listserv.nd.edu>
From: Jose Valdez <jvaldez@stanford.edu>
To: RESNET-L@listserv.nd.edu
In-Reply-To:  <4DE91CA1.5020708@calfrye.com>

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We use Anagran <http://anagran.com/solutions/p2p_traffic_control.htm> to 
address QoS.  The basic concept is that it is protocol agnostic and only 
meters traffic based on the number of simultaneous connections.  The 
idea being that there is a portion of the bandwidth in a box for users 
with large numbers of connections.  Regardless of what those connections 
are, if they go above that threshold, the user ends up in the box and 
they share the bandwidth available to the box with everyone else in it.  
Normal users share the remainder of the bandwidth.

As for DMCA complaints, we use an internally developed semi-automated 
process that restricts network access for devices receiving a copyright 
complaint and directs users to a 'resolution' page, whereby upon 
successful resolution, they are automatically given back full access.  
The process is slightly modified for people receiving further 
complaints.  I can direct you to our Information Security Office if you 
want to talk to them a bit more about how their process evolved.


Best,
Jose


-- 
Jose Valdez
Network Administrator
Academic Computing Services, Stanford University

Cal Frye wrote:
> On 6/3/11 10:41 AM, Crowe, Sheila wrote:
>> DMCA complaints are KILLING me and bandwidth is being consumed at record
>> rates.  We are considering blocking these protocols, in hopes that
>> numbers for both will improve, and would like to know what the
>> student/customer response has been.
>>
>> I absolutely loathe that I am forced to be the protector of the digital
>> copyright, so don’t flame me for being the “man.”  Nor do I applaud
>> thieves…if you come down on the moral duty side.
>
> We really didn't want to get into the whole "I'm sharing my own original
> music" or "how will I get the latest Linux distro" debate, but the
> volume of DMCA complaints were certainly growing and taking significant
> staff time in response.
>
> Oberlin now blocks P2P traffic by default, but we will permit P2P
> traffic to your computer upon request, no questions asked, until the end
> of the academic year or upon receipt of a DMCA complaint for that
> system, whichever comes first ;-)
>
> I was surprised how few exemption requests we actually received this
> year. Many Linux distos are also available by traditional download
> procedures (who knew?), and our Packetlogic is able to distinguish many
> game updates from file-sharing torrents, permitting games but not the
> rest. Not perfect, but pretty good.
>
> The exemption request system presents yet another opportunity for a
> teachable moment...
>

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <meta content="text/html; charset=UTF-8" http-equiv="Content-Type">
  </head>
  <body bgcolor="#ffffff" text="#000000">
    We use <a
      href="http://anagran.com/solutions/p2p_traffic_control.htm">Anagran</a>
    to address QoS.  The basic concept is that it is protocol agnostic
    and only meters traffic based on the number of simultaneous
    connections.  The idea being that there is a portion of the
    bandwidth in a box for users with large numbers of connections. 
    Regardless of what those connections are, if they go above that
    threshold, the user ends up in the box and they share the bandwidth
    available to the box with everyone else in it.  Normal users share
    the remainder of the bandwidth.<br>
    <br>
    As for DMCA complaints, we use an internally developed
    semi-automated process that restricts network access for devices
    receiving a copyright complaint and directs users to a 'resolution'
    page, whereby upon successful resolution, they are automatically
    given back full access.  The process is slightly modified for people
    receiving further complaints.  I can direct you to our Information
    Security Office if you want to talk to them a bit more about how
    their process evolved.<br>
    <br>
    <br>
    Best,<br>
    Jose<br>
    <br>
    <br>
    <div class="moz-signature">-- <br>
      <meta http-equiv="content-type" content="text/html; charset=UTF-8">
      <title></title>
      Jose Valdez<br>
      Network Administrator<br>
      Academic Computing Services, Stanford University<br>
      <br>
    </div>
    Cal Frye wrote:
    <blockquote cite="mid:4DE91CA1.5020708@calfrye.com" type="cite">
      <pre wrap="">On 6/3/11 10:41 AM, Crowe, Sheila wrote:
</pre>
      <blockquote type="cite">
        <pre wrap="">DMCA complaints are KILLING me and bandwidth is being consumed at record
rates.  We are considering blocking these protocols, in hopes that
numbers for both will improve, and would like to know what the
student/customer response has been.  

I absolutely loathe that I am forced to be the protector of the digital
copyright, so don’t flame me for being the “man.”  Nor do I applaud
thieves…if you come down on the moral duty side. 
</pre>
      </blockquote>
      <pre wrap=""><!---->
We really didn't want to get into the whole "I'm sharing my own original
music" or "how will I get the latest Linux distro" debate, but the
volume of DMCA complaints were certainly growing and taking significant
staff time in response.

Oberlin now blocks P2P traffic by default, but we will permit P2P
traffic to your computer upon request, no questions asked, until the end
of the academic year or upon receipt of a DMCA complaint for that
system, whichever comes first ;-)

I was surprised how few exemption requests we actually received this
year. Many Linux distos are also available by traditional download
procedures (who knew?), and our Packetlogic is able to distinguish many
game updates from file-sharing torrents, permitting games but not the
rest. Not perfect, but pretty good.

The exemption request system presents yet another opportunity for a
teachable moment...

</pre>
    </blockquote>
  </body>
</html>
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