Monday, December 6, 2010

VoIP infrastructure needs

  1. Voice over IP (VoIP) allows phone users over the Internet instead of conventional telephone carriers.
World is common in various forms of entrepreneurship, business and personal communication. Use of communication devices connected to the Internet converts voice patterns in packages of the digital signal to another computer over the Internet router. Various hardware and software infrastructure are necessary to achieve this objective.

The Internet
  • Internet VoIP transmissions sent packages are cut each with an associated code accompaniment, that identifies its relations with other related packages in the same message.
  • You returned computer target crowded at less Internet path through a series of routers. This process provides an economy of scale in the use of time and space. The integrated message is about a third of the time the entire message would take if not settled in the manner, in which the phone messages for the institution sent, sent as AT & t packages.

    Digital subscriber access Multiplexer (DSLAM)
  • The DSLAM transformations that the voice signal into multiple sections are encoded and packed sent in packages on roads less on the Internet be overrun.
  • The DSLAM performs the inverse function at the end of the VoIP from back the message in its original order coherent signal reception.

    Broadband remote access server (BRAS)
  • Host broadband remote access (arm) limited the VoIP traffic traffic and detect and direct digital signals from VoIP to the DSLAM at the end of the message of VoIP.
  • H2 class "Heading3a" = > SIP orh. h.323 protocol
  • SIP (Session Initiation Protocol) and h. 323 protocols are used, transferred to my VoIP Digital languages
  • Wise men from the sender to the recipient and back to the Internet backbone. One of the two protocols is supported on networked computers, hard drives installed locally or on the service provider server according to the system (Skype, Vonage, MagicJack, etc.), to send and receive VoIP transmissions used.

    Map analog Terminal (ATA)
  • Although not entirely necessary for messaging, VoIP analog terminal adapter (ATA) allows the user to connect an analog control panel in a VoIP connection box (usually an Internet connection high-speed service).
  • The ATA allows the user to a transparent interface to the VoIP connectivity enables conversion of an IP address in a phone number, and the user, "Compose" and receive calls as if using a landline phone. ATA is typically specified customers with VoIP technology companies.

    Enterprise VoIP
  • VoIP deployment in a large corporate structure requires many additional infrastructure.
  • As a first step a demanding at the headquarters of the company with additional servers in branch offices, all stations on the HQ server and from each other requires server connected. Multiplex switch location of management of large numbers of computers, fax machines, printers, phones, PBX devices and similar can run with the system software to be added. This complex VoIP company scheme include extensive design undEngineering to build and operate.

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