Author Archives: John S Rinaldi

What the Heck Is a Unified Namespace?

My job is to keep up with all the tools, technologies and strategies for implementing [...]

Snake Oil Salesmen from the 1800s are Back and Now They’re Selling IoT Systems to Manufacturers

I am a pretty calm guy. Sometimes too calm. I remember one time when I [...]

How Does DH+ Compare to Ethernet?

When it comes to industrial communications protocols, one of the inevitable questions is: How does [...]

10 Keys to Understanding MTConnect

MTConnect is an open, royalty-free standard that provides a very detailed semantic vocabulary for devices [...]

Taking a Drive Down the Data Highway

Do you remember the term data highway? That’s what they called the internet way back [...]

Wondering Aloud About Device Discovery

In the IT world, both network pings and System Network Maintenance Protocols (SNMP) provide a [...]

How to Pick an Edge Device Platform

An awful lot of time and effort is put into discussing factor floor protocols like [...]

The Future of MQTT?

I have an interesting history with MQTT. In the very early days, I disliked it [...]

The Control Engineer’s Guide to Amazon AWS – Part 2

The AWS IoT Architecture In part 1, I described AWS history and the creation of [...]

In the OPC UA vs. MQTT Battle, Manufacturers Lose

Those of us with more gray in our hair and a more leisurely gait have [...]