Traditional perimeter security methods such as firewalls and IPS can interfere with VoIP call operation and performance, which can cause many organizations to bypass or break through firewalls to make ...

If your small to midsize business (SMB) has decided to make the shift from landline phones to a business Voice-over-IP (VoIP) service, then you'll want to be aware of several key networking challenges ...

A technical review conducted by the British government has found several security flaws in products that use VoIP and text messaging, including those from Microsoft and Cisco Systems. The flaws affect ...

Over the past few years, a significant penetration of Voice over IP (VoIP) systems has occurred in both enterprise and residential markets. VoIP enables the convergence of data and voice networks into ...

Many certifications touch on voice over IP (VoIP) topics tangentially, but numerous credentials now focus a fairly substantial portion of their coverage on this subject matter. In this certification ...

As you know, managed IP services have been inching farther onto the enterprise premise. Some carriers, such as Equant and Infonet, offer managed VoIP services that not only include converged voice and ...

Officials at the U.S. Federal Communications Commission have questioned why Comcast, the largest provider of cable-modem broadband service in the U.S., exempts its own VoIP (voice over Internet ...