Appendix – Some URL of Interest

VoIP Portal
http://www.pulver.com
http://www.tmcnet.com

Carrier Class Hardware
http://www.clarent.com
http://www.cisco.com
http://www.mitel.com
http://www.nortel.com
http://www.vocaltec.com

Enterprise Class Hardware
http://www.planet.com.tw
http://www.zipcom.com.tw
http://www.zincnetworks.com

Home / Personal Network Class Hardware
http://www.aplio.com/
http://www.innomedia.com/
http://www.quicknet.net/
http://www.shelcad.com/
http://www.users.bigpond.com/voicet/

Software
http://www.erlang.com/calculator/
http://www.gnugk.org
http://www.openh323.org
http://www.voipcalculator.com