Download E-books Voice over IP Fundamentals (2nd Edition) PDF

By Jonathan Davidson

A systematic method of figuring out the fundamentals of voice over IP


  • Understand the fundamentals of firm and public telephony networking, IP networking, and the way voice is transported over IP networks
  • Learn a number of the caveats of converging voice and information networks
  • Examine the elemental VoIP signaling protocols (H.323, MGCP/H.248, SIP) and first legacy voice signaling protocols (ISDN, C7/SS7)
  • Explore how VoIP can run an analogous functions because the latest telephony method yet in a extra low-budget and scalable demeanour
  • Delve into such VoIP issues as jitter, latency, packet loss, formats, QoS instruments, and security

    Voice over IP (VoIP) has develop into an enormous consider community communications, promising decrease operational expenditures, larger flexibility, and various more suitable purposes. that can assist you comprehend VoIP networks, Voice over IP Fundamentals offers a radical creation to the fundamentals of VoIP.


    Voice over IP Fundamentals explains how a uncomplicated IP telephony infrastructure is outfitted and works this present day, significant techniques relating voice and knowledge networking, and transmission of voice over facts networks. You’ll find out how voice is signaled via legacy mobilephone networks, how IP signaling protocols are used to interoperate with present telephony platforms, and the way to make sure strong voice caliber utilizing caliber of provider (QoS).


    Even although Voice over IP Fundamentals is written for somebody looking to know the way to take advantage of IP to move voice, its target market includes either voice and information networking pros. long ago, pros operating in voice and information networking didn't have to appreciate each one other’s roles. despite the fact that, during this international of time-division multiplexing (TDM) and IP convergence, it is very important know how those applied sciences interact. Voice over IP Fundamentals explains all of the info in order that voice specialists can comprehend information networking and information specialists can comprehend voice networking.


    The moment variation of this best-selling ebook comprises new chapters at the value of billing and mediation in a VoIP community, safety, and the typical forms of threats inherent while packet voice environments, public switched cell networks (PSTN), and VoIP interoperate. It additionally explains company and service-provider purposes and services. 

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