If at First You Don’t Succeed, Test, Test Again

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Test Failure

Over the past few months, I’ve talked about the importance of communications network testing end to end. Today I’d like to bring the idea through to its logical conclusion. Read: The Right Ingredients to Build an Impactful Testing ROI Case I’ve consolidated below some real life use cases into a single connected view of end […]

Take a Closer Look: What is PESQ?

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Speech Quality

PESQ is a testing and monitoring related acronym that stands for Perceptual Evaluation of Speech Quality. Typically pronounced “pesk,” it is used as a means for automating the assessment of speech quality in communications networks (Unified Communications, VoIP, etc.). Previously, I outlined Mean Opinion Score (MOS) and described why it has become the de facto standard […]

Completing the Puzzle: VoLTE End to End

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Completing Puzzle

Voice over LTE (VoLTE) holds major potential for Mobile Service Providers (MSPs), including the promise of a better user experience, increased cost efficiencies, differentiated Voice Quality of Service (QoS), and more. Yet these mind-blowing potentials don’t come without a price. The world of VoLTE is very complex and it takes some real planning to fully understand and handle […]

Testing SBCs: Why Do It?

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Testing SBCs

Two key elements of infrastructure testing of contact centers and unified communication environments include the session border controller (SBC) and SIP trunking. To understand more about SIP testing, read SIP 101: Preparing for Successful Deployment. In this post, I will focus on the requirements of testing SBCs. Read: Take a Closer Look: What is End-to-End Infrastructure […]

SIP 101: Ensuring Successful Implementation

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SIP 101

Once you have performed the right steps to prepare for SIP deployment (see my previous post on SIP), it’s a good time to discuss the next part of your journey: successful SIP implementation. I will be discussing this process in greater detail at the International Avaya Users Group (IAUG) next week, but here’s a sneak […]