Reference

Hallock, J. (2004,November). A Brief History of VoIP: Document One – The Past http://www.joehallock.com/edu/pdfs/Hallock_J_VoIP_Past.pdf [Accessed on September 30, 2011]

Annotation: I choose this source because it has through explanations of the technology. This paper has sources to back up its own credibility.

Steinberg, J. (2008) Introduction to Computer Information Systems. Dubuque, Iowa: Kendall/Hunt publishing Company.

This is a credible source because it is the textbook we are using in class. It has all the information I need for this course.

Bobby White.  (2007, August 7). Business Technology: Small Firms Sign Up for Internet Calling; Start-Ups Offer VOIP That's Less Expensive And Easier to Manage. Wall Street Journal  (Eastern Edition), p. B.4.  Retrieved October 4, 2011, from ABI/INFORM Global. (Document ID: 1316085881).

This article comes from The Wall Street Journal, which is a magazine that’s has been around for a long time.

Toncar, V.. (2011, August). Simple best practices for VoIP. SC Magazine, 22(8), 17.  Retrieved October 4, 2011, from ProQuest Computing. (Document ID: 2429625221).

I used this article because it was one of the few sources that appeared in Proquest after a very detailed search. Proquest is a reliable source.

Unuth, N. (n.d.). Voice over IP. Retrieved from http://voip.about.com/ Retrieved on October 1, 2011.

This pile of articles was extremely helpful in breaking down the technical details of voice over IP. About.com has professionals who practice in that field write their articles.

Voice over Internet protocol/ telecommunications (n.d.). In Wikipedia. Retrieved September 31,2011 from http://en.wikipedia.org/wiki/Voice_over_Internet_Protocol

This site had a lot of information concerning the technology. Additionally, it lead me to other more reliable sources. It broke down the technical information and gave me a starting point for my research.

Gray, R. M. (2009). A History of Realtime Digital Speech on Packet Networks: Part II of Linear Predictive Coding and the Internet Protocol. Foundations & Trends in Signal Processing, 3(4), 203-303. doi:10.1561/2000000036

Timeline [Web log message]. Retrieved from http://www.net2phone.com/about/company/timeline.asp retrieved on October 4,2011

For the information used, this site is the most credible because it it’s the companies website so it is the most accurate.

McGann, S., & Sicker, D. (n.d.). An analysis of security threats and tools in sip-based voip systems. 01-05. Retrieved from http://spot.colorado.edu/~sicker/publications/analysis.pdf

Taylor, Paul. "Hard VoIP users top 100 million." Inquirer. 23 02 2010: n. page. Web. 4 Oct. 2011. <http://www.theinquirer.net/inquirer/news/1593216/hard-voip-users-100-million>.

Annotation: I choose this source because it has through explanations of the technology. This paper has sources to back up its own credibility.

Valdes, Robert, and Dave Roos.  "How VoIP Works” 09 May 2001.  HowStuffWorks.com. <http://communication.howstuffworks.com/ip-telephony.htm> 04 October 2011.

This article helped me get more information. It thoroughly explained the risk of security in VoIP.

Unknown. “How to: Encrypt Your VoIP” Aorilp 2006. VoIP Now.org http://www.voipnow.org/2007/04/how_to_encrypt_.html

This article is reliable because it is .org. This site is dedicated to keeping update date within all VoIP services.