 VoIP Watch - http://andyabramson.blogs.com/ A weblog with news and reviews of VoIP products. |
 NetYak - http://www.netyak.com Web-to-phone call button for e-commerce. |
 RADVision - http://www.radvision.com/ SIP, 3G-324M, H.323 stacks and testing tools for VoIP vendors. |
 IP Telephony Literature Survey - http://www.cs.berkeley.edu/~mccaesar/research/iptel_litsurv.html A literature survey covering architectural, protocol, and quality requirements for deploying an IP Telephony service. |
 VoIP.org.uk - http://www.voip.org.uk/ UK resource with the emphasis on small businesses and home users. Includes news, reviews, and forums. |
 VOIP EZ - http://voipez.com/ Offers in depth information on implementing VoIP in both consumer and commercial settings. |
 Iscom, Inc. PCCall Service - http://www.iscom.net PC to Phone call services. |
 iBasis - http://www.ibasis.net Provider of wholesale international IP telephony services. |
 1888usa.com - http://www.1888usa.com Lists free fax and phone resources on the web. |
 Voice over IP and IP Telephony References - http://www.cs.wustl.edu/~jain/refs/ref_voip.htm A directory of talks, papers, books, organizations, vendors, standards, web pages, and standards on IP telephony. |
 Voice over Internet Protocol - http://www.fcc.gov/voip/ An overview of VoIP from the Federal Communications Commission. With news, FAQs, factsheets, and findings. |
 Internet Telephony: America Is Waiting - http://www.fcc.gov/Speeches/Kennard/2000/spwek019.html FCC Chairman Kennard's remarks before the Voice Over Net Conference; Atlanta, Georgia; September 12, 2000. |
 Voice Systems Research, Inc. - http://www.vsrusa.com/ Provides unified messaging, voice mail, advanced call routing, and IP-based telephony solutions. |
 SecureLogix Corporation - http://www.securelogix.com Provides enterprise telephony management systems. |
 IP xStream - http://www.iptelephony.org IP Telephony data source. |
 Wikipedia: Voice over IP - http://en.wikipedia.org/wiki/Voice_over_IP Encyclopedia article with background information, technical details, and the advantages and disadvantages of VoIP. |
 Inter-Fone - VoIP Internet Telephony - http://www.inter-fone.com/ Internet-carried Phone to Phone calls. |
 TEK DigiTel Corporation - http://www.tekdigitel.com/ Provides communications solutions for the small to medium size business by integrating traditional PBX technology with data routing and VoIP technology. |
 VoIP Wiki - http://www.voip-info.org/wiki/ A wiki that covers VoIP software, hardware, service providers, reviews, configurations, and standards. |
 Packetizer - http://www.packetizer.com/ Technical information about VoIP and videoconferencing. |