VoIP QoS and Performance

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  • Change your network adapter's IP information

    To change a machine's TCP/IP settings, you can use a VBScript to modify the network adapter information on a computer.  Tip

  • Secure VoIP with Zfone

    Zfone, now in beta and available for free download, offers a method for achieving secure, encrypted VoIP calls.  Tip

  • Echo and VoIP: FAQ

    Echo is troublesome for Voice over IP (VoIP) users. This tip collects frequently-asked answers about echo and noise cancellers from our Voice over IP expert, Patrick Ferriter.  Tip

  • VoIP traffic encryption tools

    Securing VoIP traffic remains one of the biggest obstacles to its mainstream enterprise use. VoIP traffic tends to be unencrypted, but that doesn't mean that it has to be. In this tip, Brien Posey explores various options for VoIP encryption, includi...  Tip

  • Ensuring top quality VoIP in a LAN or WAN infrastructure

    This article provides a list of best practices for ensuring toll-quality VoIP while considering cost effectiveness.  Tip

  • Old security measures won't stop VoIP hackers

    Security experts warn putting VoIP systems on the Internet could open a Pandora's box of challenges. Learn how to address potential issues.  Tip

  • VoIP security attacks: We ain't seen nothing yet!

    VoIP security incidents haven't attracted a ton of attention so far, in part because hackers and criminals haven't found enough incentive in this new market. But experts say that it's just a matter of time before major incidents become more common. H...  Tip

  • Trimming mobile telecomm costs with Skype

    Many mobile workers now use Internet VoIP services like Skype, while on the road, without racking up huge long distance bills. But should enterprises permit or even embrace Skype use by mobile workers? Here are some factors to consider.  Tip

  • VoIP privacy on the WAN

    Is the government listening to your VoIP traffic? Can other companies spy on your WAN? It may sound like a paranoid conspiracy theory, but it's not that far out, technologically speaking. In this tip, Tom Lancaster looks at just how exposed your WAN ...  Tip

  • What your manageable electronics can tell you before you implement VoIP

    VoIP needs a healthy network to perform optimally. In this tip, Carrie Higbie tells you how to take your network's pulse in preparation for a VoIP implementation.  Tip

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