The document presents an overview of Voice over Internet Protocol (VoIP) technology. It discusses how gateways allow calls to transfer between networks, and covers protocols like H.323 and encoding standards like G.723.1 that are used for VoIP calls. Benefits of VoIP include using a single network infrastructure and simple upgrades. Challenges can include latency, jitter and packet loss. The conclusion is that VoIP will continue growing as more voice traffic moves to data networks.

1. A PRESENTATION ON

2. CONTENTS :

3. INTRODUCTION :

4. WHAT IS VOIP ?

6. REQUIREMENTS OF VOIP :

7. HOW VOIP WORKS : part 1

8. IP PBX

9. PART 2 : PROTOCOLS H.323 Call Sequence

13. Without a doubt, the data revolution will only gain momentum in the coming years, with more and more voice traffic moving onto data networks. Vendors of voice equipment will continue to develop integrated voice and data devices based on packetized technology. Users with ubiquitous voice and data service integrated over one universal infrastructure will benefit from true, seamless, transparent interworking between voice and all types of data. CONCLUSION : For Documentation and Downloads Visit

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