참고문헌
- http://www.ngi.gov
- http://www.cra.org/Policy/NGI
- http://www.vbns.net
- http://www.internet2.edu
- http://www.canarie.ca/
- http://www.dante,net/
- http://www.ukerna.ac.uk
- http://www.dfn.de
- http://www.nordu.net
- http://kr.apan.net/
- http://www.jgn.tao.go.jp/english/i-ndex_E.html
- http://www.sinet.ad.jp/
- http://www.wide.ad.jp/
- http://www.aarnet.ebu.au/
- http://www.grangenet.net/
- http://www.edu.cn/
- http://www.internet2.edu/presentations20010307-I2MM-CSTNET.htm
- http://www.nsfcnet.net/
- http://www.chinatelecom.com.en/
- http://www.singaren.net
- http://www.tanet2.net.tw/
- http://www.apiicc.org/