welcome to presentation
DESCRIPTION
WELCOME TO PRESENTATION. General Knowledge Of IT Topic: VoIP (Voice over Internet Protocol) Teacher: HY Leapcheang Name: LOEM Chanthy Class: SNA2013-A Date : 18 th December, 2012. CONTENT. Definition of VoIP History of VoIP Usage VoIP Type of VoIP - PowerPoint PPT PresentationTRANSCRIPT
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WELCOME TO PRESENTATION
General Knowledge Of ITTopic : VoIP (Voice over Internet
Protocol)Teacher : HY LeapcheangName : LOEM ChanthyClass : SNA2013-A Date : 18th December, 2012
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Definition of VoIP History of VoIP Usage VoIP Type of VoIP What's required for VoIP? Service of VoIP The most popular Advantages & Disadvantages Conclusion References Questions & Answers
CONTENT
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Voice over Internet Protocol (VoIP), is a technology that allows you to make voice calls and receive phone calls through the Internet.
Definition of VoIP
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VoIP (Voice over Internet Protocol) originated in the 1973. It was started in 1995 by Cisco , 3Com and Vocaltec's
company. H.323,SCCP and SIP are the most protocol used in VoIP.
History of VoIP
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Call directly from computer to other computer Convert the voice signal Business
Usage VoIP
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Computer to Computer Phone to Computer Phone to Phone VoIP Phones
Type of VoIP
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There are requirements that support: - Internet network - VoIP software or hardware- VoIP phone service provider
What's required for VoIP?
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There are lots of services:
- Skype
- Google Voice
- Globe7
- Ring central
- Fringout
- Voip.com
- Phone.com
- iChat
Service of VoIP
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Service of VoIP
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There are five services:
- Skype
- Google Voice
- iChat
- Fring out
- Globe7
The most popular
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The most popular
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Advantages: - Low cost
- Can talk with multiple people anytime
- Make communication easier
- Online meeting from all the other locations
Advantages & Disadvantages
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Disadvantages:- No secure
- Low voice quality
- Packet loss
- VoIP does not work when internet connection down
Advantages & Disadvantages
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VoIP (Voice over Internet Protocol) is a technology that allows you to make voice calls and receive phones. The type of VoIP have four such as pc to pc, phone to pc, VoIP Phone and VoIP Adapters . It is easy to use for communication anywhere.
Conclusion
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http://lifehacker.com/5781404/the-five-best-voip-or-voice-chat-apps (16,11,2012)
http://www.ehow.com/list_7428047_popular-voip-providers.html (16,11,2012)
http://www.quickstartvoip.com/voip-advantages.html (23,11,2012) http://techtips.salon.com/benefits-using-voip-22040.html
(23,11,2012) http://www.voipsupply.com/voip-headset (30,11,2012) http://www.bloghug.com/voip-service-providers/ (30,11,2012) http://www.voipphonetips.com/how-voip-works.html ( 05,12,2012)
References
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Thanks for paying attention!
Questions & Answers