Converged VoIP and data networks are costing enterprises a lot of money, but still they're left with one question: "Is it secure?" For Alphonse Edouard, IT vice president for Dune Capital Management, ...

This month we continue our series on evaluating VoIP voice quality. Voice quality, of course, is the bottom line in determining whether your VoIP network is accepted by end users. Implementors must be ...

Voice-over-IP (VoIP) networks differ from conventional telephone networks in that voice quality on VoIP is affected by a wider variety of network impairments and can vary from call to call and over ...

Some cavalierly refer to IP telephony as “just another application” that rides over your data network. But wait and see what happens if VoIP call quality starts eroding or, worse yet, if your ...

Tektronix has introduced its new VQNet video service assurance manager and IPM400A network probe, designed to help cable, telco and broadcast operators to proactively detect and resolve problems ...

Join industry experts for this detailed guide on metrics, monitoring points, and tools needed to diagnose and resolve video quality issues across every stage of complex delivery chains. Learn best ...

VoIP network analysis and monitoring can no longer be considered luxuries, according to a survey by Network Instruments. The research has revealed that compaines believe that VoIP applications change ...

IP demands are on the rise. Voice over Internet Protocol (VoIP) already is here, and Video over IP is on its way. Designers not only need to ensure quality of service, they also need to improve it.

Looks like we may need to upgrade our phone system and handsets to use VoIP equipment. Some basic questions re: QoS and VLANs because I've never had to resort to either before.<BR><BR>I have to ...