MISY 3312: Introduction to Telecommunications Summer 2012 VoIP Salem Al-Abdallah ID:200900284

Introduction Voice over Internet Protocol commonly refers to the communication protocols, technologies, methodologies, and transmission techniques involved in the delivery of voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet.

What is VoIP? Voice over ip Internet Protocol, a category of hardware and software that enables people to use the Internet as the transmission medium for telephone calls by sending voice data in packets using IP rather than by traditional circuit transmissions of the PSTN

How Does VoIP Works ? VoIP is established by signaling and media channel setup, digitization of the analog voice signal, encoding, packetization, and transmission as Internet Protocol (IP) packets over a packet-switched network. such as reception of the IP packets, decoding of the packets and digital-to-analog conversion reproduce the original voice stream

How Does VoIP Works ? ATA called an (analog telephone adaptor). The ATA allows to connect a standard phone to computer or Internet connection for use with VoIP IP Phones , just like regular phones but with Earthnet Computer to computer

How Does VoIP Works ?

How Does VoIP Works ?

How Does VoIP Works ?

Advantages of VoIP Reduced operating cost including lower telecom charges Flexibility Reduced infrastructure Integrated services and greater user features

Disadvantages of VoIP VoIP offers customers many advantages, but there are also some disadvantages. VoIP is not very reliable. If the electricity is out for any reason, then There will not be a phone system, unless the landline is kept for emergency purposes.

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