NEED TO KNOW INFO!

First, please note that while ResCom supports both software and hardware for students, neither ResCom nor Penn State support the use of file-sharing programs such as KaZaA for copyright violation or any other form of illegal activity.

Despite the legal issues surrounding the use (or misuse) of KaZaA, it continues to be the most popular file-sharing program in the residence halls at Penn State and around the world.  As far as the law is concerned, students should know the following:

Sending or receiving any copyrighted material (software, music, movies, documents, etc) is illegal. Students can be fined, sued and/or criminally charged for this illegal activity.

Read More on Copyrights

Beyond the possible legal issues, which really should deter everyone from using KaZaA, you should also know how KaZaA affects our Residence Hall network.

Most people fail to realize that with default settings, Kazaa will use your bandwidth at will and can and will cause you to get a bandwidth violation. How is this possible? The Kazaa network has a feature for users called the Supernode. It is this feature that will commonly use up your weekly bandwidth without your knowledge and cause you to get a violation. Keep reading to learn more about this Supernode thing or if you want to be sure that you have Kazaa configured correctly, we provide a setup page for Kazaa that will instruct you on which settings to change and how to change them:

Why will the 'supernode' feature of KaZaA get me a bandwidth violation?

Essentially, two types of computers use KaZaA, standard users and supernode-enabled machines. When installing KaZaA, the program is automatically labeled as a 'supernode.'  This means that if you haven't manually 'checked' the checkbox that sets "Do not act as a supernode," your computer is acting as a supernode.

This is a feature of distributed networks that can and will have a devastating effect on your bandwidth. Why? Because when a computer is labeled as a supernode, other non-supernode computers ask your computer to do the searching for them. A computer labeled a supernode holds a constantly-changing registry of files and their locations. When a standard-user computer performs a search, it locates a supernode (and in most cases, several) and requests the information. The computer acting as a supernode promptly returns a list of files, their locations and other information. This wouldn't be a problem, except all of this transferring of information uses bandwidth just as anything else. While these bits of information sent to one computer are relatively small, sending this information from your computer to 10,000 other computers uses huge amounts of bandwidth. And when acting as a supernode, your computer can service requests from an infinite amount of standard-user computers for an indefinite amount of time.


Penn State Auxiliary and Business Services

For information about The Pennsylvania State University Ethernet Request Form,
please contact: rescom@psu.edu.

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This page was last updated on Thursday, May 9, 2002.
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