Why the world’s leading brands are prioritizing in-country number testing?
Spearline
OCTOBER 5, 2021
The test calls are recorded, and the audio quality is measured using the industry-standard Perceptual Evaluation of Speech Quality (ITU P.862 Proactively manage carriers to ensure a consistently high-quality service and monitor adherence to service level agreements (SLAs). 862 – PESQ) method.
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