VoIP Migration and Implementation

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  • Cisco supply chain woes hit VoIP projects, too

    IP telephony pros have viewed all the drama surrounding the notorious backorders that have plagued some of Cisco Systems' core networking products this year as someone else's problem. But there are signs that the Cisco supply chain woes may soon star...  Article | 27 May 2010

  • Why open source and other VoIP and UC deployment models fail

    One organization learned that Asterisk's open source communication server was not a good fit with its limited in-house expertise and resources. Find out why so many organizations are struggling with their VoIP and UC deployments.  Column | 30 Apr 2010

  • Going green kills cellular signal; fixed mobile convergence revives it

    After a green building project blocked cellular coverage, a U.K. college used fixed mobile convergence to enable roaming VoIP calls over Wi-Fi and cellular networks for users with dual-mode smartphones.  Article | 29 Apr 2010

  • Global VoIP implementation unites scattered telecommunications

    A global VoIP implementation with Avaya infrastructure helped an international industrial auctioneering firm overcome its piecemeal collection of legacy voice systems. The IP telephony deployment boosted business continuity and improved business proc...  Article | 22 Apr 2010

  • Failed open source VoIP deployment leads to hosted VoIP strategy

    After years of struggling to tame open source VoIP, one Texas marketing company saw malfunctions melt away when it opted for a hosted VoIP service from a local service provider.  Article | 08 Apr 2010

  • Enterprises put VoIP virtualization into production

    VoIP virtualization has been unattainable until now. After years of advising enterprises against running real-time communications applications in a virtual environment, VMware has collaborated with Mitel on a new virtual call control server, and seve...  Article | 17 Feb 2010

  • Not all SIP yet? Session border controller can do protocol translation

    SIP was supposed to standardize communications equipment, but not all organizations are all-SIP just yet, including the state of Delaware, which is using session border controllers for protocol translation between its newer Cisco and legacy Avaya sys...  Article | 11 Feb 2010

  • Best practices guide: Testing VoIP system power consumption

    To accurately benchmark VoIP system power consumption, a number of factors must be taken into account, such as VoIP handset configuration, the LAN infrastructure, system states, steady-state power draw, power factor and other variables. This guide wi...  Article | 03 Feb 2010

  • VoIP, unified communications study reveals challenges

    VoIP and unified communications deployments can affect other applications. A recent study by Network General highlighted some of the challenges introduced by convergence.  Article | 28 Aug 2009

  • Skype leverages partnerships to penetrate the enterprise market

    By building partnerships with companies like Digium, Skype continues to expand into the enterprise market. The technology's easy-to-implement unified communications ability to reduce costly telephone bills could win over some reluctant customers.  Article | 02 Oct 2008

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