DOCSIS insights
Scoring a whopping 100% in Download and Upload Data Tests: How we helped PYUR to reduce latency dramatically and increase the user experience of their customers as confirmed by last year’s Zafaco rankings!


PYUR is the brand of Tele Columbus, one of Germany’s leading fiber network operators which offers high-speed internet including telephony and digital TV services. With more than 3 million homes, PYUR corresponds to a national market share of around 1.7%. We’re happy to say PYUR has been a long-time client...
Revamping our training program – to match your needs



Wi-Fi, cloud services, mobile devices, IoT, machine-to-machine communication: the work field of service providers, network operators and equipment manufacturers is changing at dazzling speed. How do you stay on top of your business? Let us help you by providing you with the expertise you need to stay relevant. To make...
Securely updating a Remote PHY Device (RPD)



As demonstrated during our interop event, Remote PHY Devices (RPD) are reaching maturity. Contrary to other MSO (operator) core equipment, an RPD may be installed in an untrusted part of the MSO’s network. This requires special attention from a security point of view. This blogpost explains how to update the RPD’s...
Remote PHY: a solid first step towards a future-proof network?



The Remote PHY architecture helps cable operators meet the soaring demand for bandwidth and IP video while making networks less complex. Here’s how. In today’s always connected digital world, we’re using huge amounts of bandwidth compared to what people used ten years ago – and with the upsurge of Ultra...
Defining KPIs for your HFC upgrade



I often get asked the question: “I’m having my HFC network upgraded for DOCSIS 3.1, what KPI’s (Key Performance Indicators) should I put in my contract?” My first reply typically is: “Who pays the bill?” I do know it’s the operator who will be paying the bill, but as always in technology,...