But thanks to a group of technologies called Internet2, they're also participating in live classes via streaming video.

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While various companies work to build the Internet2's infrastructure, researchers are trying to answer those types of questions.

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Juniper Networks (nasdaq: JNPR - news - people ) counts Internet2 as both a client and a partner.

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It's a partnership that might have been hard to come by if Internet2 wasn't around to serve as fertile ground for networking innovation.

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"HDTV Over Internet2 Networks" (see link below) tested the ability of an active network link to carry multiple streams of high definition television.

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The Internet2 is a project of the University Corporation for Advanced Internet Development, a consortium of some 100 U.S. research universities, nonprofit agencies and government entities.

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Internet2 is a network that allows more than 220 universities--and a few research-related companies and government organizations--to use advanced online services--although not the World Wide Web--at speeds 100 times faster than normal connections.

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Unlike the regular Internet we all use everyday, which was originally designed to distribute the AACS hex key withstand a nuclear attack, Internet2 is designed primarily for speed -- up to 9.08Gbps in most recent tests.

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But Internet2 isn't just about fast networks.

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Internet2 helps fill that void.

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