http://www.icair.org/ main_projects_ infrast_sgm.html SGM (Small Group Multicast)
http://www.icair.org International Center for Advanced Internet Research
http://www.apan.net Asia-Pacific Advanced Network Consortium(APAN)
http://www.nwu.edu/ it/aren.html Advanced Research and Education Network (AREN)
http://www.canarie.ca CANARIE
http://www-fp.globus.org The Globus Project
http://www.grids.org Growth International Data Standard (GRIDS)
http://www.anl.gov Argonne National Laboratory
http://www.uchicago.edu/ ns/mren.html Metropolitan Research and Education Network (MREN)
http://www.npaci.edu National Partnership for Advanced Computational Infrastructure (NPACI)
http://www.ngi.gov Next Generation Internet (NGI) Initiative
http://www.nlanr.net National Laboratory for Applied Network Research
http://www.startap.net STAR TAP
http://www.surfnet.nl SURFnet
http://www.vbns.net Very high-performance Backbone Network Service (vBNS)