• June 29, 2007 29 Jun'07

    SIP fundamentals

    Session Initiation Protocol (SIP) will allow true interoperability, eventually enabling every IP-based device and application to communicate seamlessly with one another. This guide discusses some of the basics of SIP, including vulnerabilities, ...  Continue Reading

  • June 21, 2007 21 Jun'07

    How to master VoIP bandwidth fundamentals

    No VoIP deployment is complete without first calculating how much bandwidth voice calls will usurp on your network. This guide explains the fundamentals of VoIP bandwidth.  Continue Reading

  • June 21, 2007 21 Jun'07

    Instant messaging usage increase highlights need for policies

    Instant messaging is a valuable business tool for some enterprises. For others, it's a security risk. Either way, a recent Burton Group report suggests that all companies should have an IM usage policy, even if they haven't deployed IM yet.  Continue Reading