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Statewide Network Comparison: Overview - K12HSN

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APPENDIX A: Summary of High Speed <strong>Network</strong>s (Educational) by State<br />

Prepared by Jonathan Leavitt, MA<br />

Dept. of Educational Technology, San Diego State University<br />

State HSN initiative and link to site Size or impact on state<br />

(as described on program sites)<br />

South Carolina Information <strong>Network</strong> (SCINET)<br />

http://www.myscgov.com/OIR/initiatives.html<br />

South<br />

Carolina*****<br />

new site at:<br />

http://www.cio.sc.gov/cioContent.asp?pageID=<br />

285<br />

155 Mbps fiber optics backbone – state and<br />

privately owned network.<br />

SCINET has over 4,000 network connections for state agencies and educational<br />

institutions. These connections include Frame Relay, SMDS, fiber optic cables,<br />

microwave, high speed circuits and private line circuits, which are used for voice,<br />

data and video. SCINET also has high speed Internet connectivity to provide<br />

efficient and reliable Internet service to the users of the network.<br />

Participants: state agencies, K-12 schools and libraries, higher education<br />

institutions and a small number of county and local governments<br />

South Dakota*****<br />

Digital Dakota <strong>Network</strong> (DDN)<br />

http://www.ddnnet.net/<br />

http://www.state.sd.us/deca/DDN4Learning/Co<br />

nclave/DDNHist.htm<br />

(website does not have a lot of technical<br />

information.)<br />

In December 1996, the Governor of South Dakota, William Janklow, announced<br />

a state-wide plan to install Cat 5 twisted pair cable, fiber optics cable, and<br />

electrical wire into every public school building in the state. This initiative, "Wiring<br />

the Schools," was complete by December 1998. In April 1999, Governor Janklow<br />

announced the next state-wide technology initiative, "Connecting the Schools."<br />

This new initiative built a state-wide network, providing schools with free Internet<br />

and video conferencing service. High-end servers were placed in every school<br />

building and video-conferencing equipment was placed in all middle schools and<br />

high schools. The 2000-2001 school year was the first year of implementation of<br />

the videoconferencing capabilities of the DDN.<br />

Participants: K-12, Higher ed, government<br />

Tennessee<br />

Tennessee Information Infrastructure (TNII)<br />

http://www.tnii.net/default.htm<br />

2004/2005 outlines TNII<br />

website provides some info about the network<br />

– began in 1999 – state owned and run by an<br />

organization that falls under the OIR – Office of<br />

Information Resources.<br />

typically DS3, OC3, or faster<br />

The TNII <strong>Network</strong> is a highly fault-tolerant, integrated Internet Protocol (IP)<br />

network supporting data, voice, video and Internet services. The Core <strong>Network</strong> is<br />

constructed around five <strong>Network</strong> Access Points that are cross-connected by<br />

extremely high speed circuits (typically DS3, OC3, or faster). The network is<br />

constructed so that failure of any circuit or even an entire NAP will not bring<br />

down the network.<br />

Participants: Government, education, and research users<br />

Texas Texas Agency <strong>Network</strong> (TEX-AN 2000)<br />

http://www.dir.state.tx.us/tex-an/<br />

The TEX-AN 2000 architecture provides a solid statewide telecommunications<br />

infrastructure that is adaptable to changing requirements and can incorporate<br />

new, emerging technologies. TEX-AN 2000 provides long distance voice<br />

services and statewide data services, including Internet access and video<br />

communications. The TEX-AN 2000 platform provides for unified, scalable,

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