In the context of video and audio programming, Quality of Experience (QoE) is assuring that operators deliver pictures and sound that will keep their viewers happy. For many years, operators have focused on monitoring the Quality of Service (QoS) of their video networks. But video and audio quality issues still remain among the top complaints from subscribers. Indeed, independent research conducted with Video Service Providers found that the top customer issues reported were content related: macroblocking; video blackouts; frozen video and silence. Learn how Tektronix’ Sentry uses innovative technology to allow operators to monitor video networks based on actual customer experience with video and audio services.