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Vo Ip ( Voice Over Internet Protocol )

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Vo Ip ( Voice Over Internet Protocol )

  1. 1. VOICE OVER INTERNET PROTOCOL <br />PRATIKSHYA SAHANI<br />
  2. 2. TERMINOLOGY:<br />VoIP: Family of transmission technology that delivers voice communication over packet switched networks<br />A packet switched networkgroups all transmitted data irrespective of content , type or structure , into smaller blocks called packets<br />
  3. 3. DATA PACKETISATION<br />Sound is recorded in digital form<br />The audio is compressed into smaller samples<br /> (CODEC)<br />These samples are grouped into larger chunks and placed in data packets for transmission<br />
  4. 4. ORIGINATING AN INTERNET CALL<br />ANALOG VOICE SIGNAL (SENDER)<br />DIGITAL VOICE<br /> TRANSMITTED OVER THE NETWORK<br />DIGITAL VOICE<br /> ANALOG VOICE SIGNAL(RECEIVER)<br />
  5. 5. BENEFITS OF VoIP<br />Reduces communication and infrastructure costs :<br />Phone calls routed over existing data networks<br />Cheaper call rates <br />Facilities such as conference calling , call forwarding<br />
  6. 6. BENEFITS OF VoIP(contd.)<br />Flexibility :<br />More than one telephone calls can be transmitted<br />Calls can be secured using standardized protocols<br />An internet connection is the only requirement<br />
  7. 7. WAYS OF USING A VoIP NETWORK :<br />Pc to Pc<br />Pc to Phone<br />Phone to Pc<br />Phone to Phone<br />
  8. 8. Software application that allows voice calls <br />over the internet<br />Soft phone: software that simulates <br />the function of a phone on a computer <br />over an IP network<br />
  9. 9. How to use <br /><ul><li>Download the software and install it
  10. 10. Register as a skype user
  11. 11. Locate other users and start talking</li></ul>It’s that simple!!<br />
  12. 12. Thank You<br />

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