IT IP Telephony

IT IP Telephony - Overview on VoIP changes in...

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7 VOICE OVER INTERNET PROTOCOL: & IT’S GROWING IMPACT IN THE TELECOMMUNICATIONS INDUSTRY Voice over Internet Protocol: and it’s Growing Impact in the Telecommunications Industry Rufaro L. Mandizvidza George Mason University IT 103 010 10/08/09
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(HONOR CODE) "By placing this statement on my webpage, I certify that I have read and understand the GMU Honor Code on http://www.gmu.edu/catalog/apolicies/. I am fully aware of the following sections of the Honor Code: Extent of the Honor Code, Responsibility of the Student and Penalty. In addition, I have received permission from the copyright holder for any copyrighted material that is displayed on my site. This includes quoting extensive amounts of text, any material copied directly from a web page and graphics/pictures that are copyrighted. This project or subject material has not been used in another class by me or any other student. Finally, I certify that this site is not for commercial purposes, which is a violation of the George Mason Responsible Use of Computer (RUC) Policy posted on http://www.gmu.edu/facstaff/policy/newpolicy/1301gen.html web site." Abstract This paper explores one of the popular advances within the telecommunications industry in the last 10 to 20 years. The 1990s alone had significant developments to contribute to the telecommunications industry to empower multimedia and broadband. Broadband and multimedia enabled such services as satellite communications, leased lines and one of the most significant developments; Internet services (Deok-Joo & Jae-Kyoung, 2007). The emerging era of an information based society forced telecommunications to become a vital tool and companies have realized that they are going to continue to be a major driving force for this industry. Mindful of that, I will more specifically explore Voice over Internet Protocol (VoIP), also commonly referred to as IP Telephony. This paper will discuss what this infrastructure is, what it is used for, who provides its service, who commonly uses it, and the effects on Telecommunication Industry. Throughout the paper as I address these aspects of Voice over Protocol and will continuously use the two terms VoIP and IP Telephony interchangeably. IP Telephony/VoIP As a development of the telecommunications industry, IP Telephony is not a "new" infrastructure it is simply more of what already existed in terms of data communications. It is the use of traditionally carried fax and voice data over public switched telephone network (PSTN), exchanging with Internet
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Protocol (IP) data connections. Robert Grigonis, a prominent author and name in the computer telephony field, touches on the subject in rather brief words. Grigonis (2000) defines IP Telephony as "simply put, IP telephony is real-time communications over a data network. It can be voice communications, or it can be any other type of communications." (p294). Along the same lines, Voice over Internet Protocol is also defined in similar manner. Voice over Internet Protocol (VoIP) is any technology providing voice telephony services over
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IT IP Telephony - Overview on VoIP changes in...

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