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There is a fundamental shift currently happening in operational technology today—the shift from core computing to edge computing. This shift is being driven by a completely massive growth in data. According to Cisco Systems, network traffic will reach 4.8 zettabytes (i.e. 4.8 billion terabytes) by…

In my last 12 years’ experience of working in the networking industry, I’ve been lucky to work with many types of customers dealing with network design—network equipment manufacturers, Internet service providers, data center operators, in-vehicular network designers, industrial automation network…

Look at your URL bar right now. Do you see “https” in the website address? If it’s there, then be reassured — you aren’t at great risk. Does it only say “http” without the “s”? Then you should be worried.           What does “https” mean? HTTPS stands for Hypertext Transfer Protocol Secure…

In many security or network performance applications it is necessary to capture raw packets and store them on a storage device. Some applications, particularly in the finance sector, require accurate timestamps to be inserted in the packet before it is forwarded to the analytical tools. These…

In this blog, we will explore how network performance monitoring (NPM) is really being used by IT personnel. If you are not familiar with NPM, it is a monitoring category comprised of software-based tools that can take metrics from your baseline analysis, flow data, and information that can come…

Before getting into the details, let’s get a little perspective of the challenges of the “need for speed” in today networks. But first, an obligatory look at the Top Gun 2 - Maverick trailer because "need for speed." It is human nature to get used to “things”, and network speeds are not…

The cost of managing complex networks is driven up by the time and effort you must spend to understand how traffic moves through your network. Path discovery is an essential step in diagnosing network performance problems. The standard tool used by network engineers is traceroute, but using it…

Each of us has sat in standstill traffic, trying to understand why this major highway we drive all the time has suddenly backed up, with our phone maps application showing a line of red for the next mile or two. As we crawl towards the bottleneck, we see it: A fender bender with dented cars still…