Sonic Crash: PBX vs VOIP

VoIP, a flak catcher

It has been quite a while since network and PBX equipment vendors have been talking about voice and data convergence as the major milestone in networking. Several announcements have been made this year (2001) with regards to VoIP hardware devices, services, software or solutions.

For instance, Nortel Network has announced new solutions, which will be delivered through Internet Telephony, that will merge voice, data, video and graphics over IP networks for enterprise. According to Eric Ross, president, Enterprise Solutions, Nortel Networks, Nortel will provide a pure-IP network for businesses wanting to deploy Internet Telephony from the ground floor up. These solutions will be designed to maximize companies' profitability by reducing network costs and increasing employee productivity, while delivering the unsurpassed reliability to Nortel's customers whom have come to expect from traditional voice solutions.

Not wanting to be left out of the VoIP bandwagon, IBM launches Lotus Sametime 2.0, the latest version of its real-time collaboration platform. Some of the new features include interactive audio/video conferencing over Internet Protocol and the ability to broadcast audio/video/data presentations throughout an entire corporate network and the Internet.

Even Intel Corporation, the name that is associated most with computer processor, has introduced a suite of communications products, including software, silicon components and reference designs, that round out the company's comprehensive portfolio for building the systems used to transmit voice communications over the Internet.

Other than the major announcements made that has got the attention of everyone, there are several factors that make VoIP a hot favorite to bet on. The issue of cost has always been a popular betting factor. VoIP offers a sharp reduction in cost for long distance call over PBX. One can have a fix pricing which would result in a significant savings for voice and fax.

Where infrastructure is concerned, instead of having a separate infrastructure to support voice and data, an integrated infrastructure would be sufficient enough to accommodate both communication needs. And being on an integrated infrastructure, VoIP is open up to many advanced applications such as multimedia and multiservice application.

PBX and VoIP Compendious
For those who want the facts quick and concise, we present the strength and weaknesses of both competitors.

PBX

  • Solid track record
  • Widely accepted
  • Costly upgrades
  • Fiercely proprietary
  • Cannot be integrated into data network

VoIP

  • Significant savings on international calls.
  • Integrate corporate data applications with voice applications.
  • Opening up possibility of future advance application
  • Enables applications that are not available from today's public switched telephone network (PSTN)voice switching equipment
  • Subjected to Quality of Service issues

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Talkback 1 comments

    Dear Sir I have seven years ex ...Anonymous -- 04/10/04

    Dear Sir

    I have seven years experience with Ericsson MD110 PBXs, BP250 and applications including unified messaging, voice mail and call billing software. I have handle large scale installations and up gradations of voice networks, which interconnect Ericsson PBXs on IP/ISDN/QSIG/CAS and DPNSS in local market and overseas market.
    I have handle Cisco call manager 3.2 installation in a leading bank after having training on CVoice and CIPT.
    I strongly believe my knowledge on Ericsson PBXs and experience in the field of voice communication will give you a maximum output if I am given a suitable job opportunity in your company.

    Yours sincerely

    Lakal Rajapaksha

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