Preseem is a Quality of Experience (QoE) monitoring and optimization platform. It uses highly granular and frequent network telemetry to find problems that negatively affect the subscriber experience. This post outlines a real-world WISP network configuration problem...
Articles written for the Preseem blog.
Quality of Experience Monitoring vs. Traditional NMS Solutions
How Quality of Experience Monitoring Differs from Traditional NMS Tools Traditional network monitoring tools are not enough to ensure your network delivers a good user experience. That's because they measure what is, at best, a proxy for the customer’s real network...
Netflix Streaming vs. Reality: Long Aggregations are Misleading
The Reality of Netflix Streaming Due to a nasty flu that hit my family last weekend, our household had an overdose of Netflix streaming. Looking at the Preseem charts from those days, I was reminded of the value of metrics sampled at high frequency. To illustrate...
Network Metrics That Matter – Understanding Network Telemetry Data
In a previous blog post, we wrote about the analogy of medical telemetry to network telemetry. We also looked at how telemetry solutions should offer metrics at a high granularity (specific) and at short intervals (frequent). In this post, we'll look at which network...
Network Monitoring is a Grayscale, Not Black and White
Network Monitoring: Many Shades of Gray Traditionally, networks have been monitored through pinging or polling network elements such as routers and switches to determine if they're online or offline. This is often done at long intervals, such as every one or five...
What is Network Telemetry?
How Network Telemetry Improves Network ReportingIf you have a medical background or have spent time in a hospital, then the term telemetry may not be new to you. If this isn’t the case, then you may be wondering where the term network telemetry comes from. Bear with...
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