Author Archives: John S Rinaldi
Hidden EtherNet/IP Performance Problems
It’s possible that even if you don’t know it, you have EtherNet/IP performance problems. In [...]
Apr
The History Behind VLANs
Ethernet is now approaching 50 years old and, like us, humans look pretty different than [...]
Apr
Adoption of CIP Security Won’t Be Easy
It’s not a panacea, but it is an (unavoidable) long-term solution. At last year’s Rockwell [...]
Apr
My Thoughts on COVID-19
Clean Like Nobody’s Watching! I’m praying that by the time you read this, fewer of [...]
Apr
Understanding the Ethernet Network Domain – Part 1
This is the first part of a series of articles on what automation engineers need [...]
Apr
There’s No Rush to Wireless
I recently attended a panel discussion where the three participants (usual suspects – easy to [...]
Apr
Understanding Network Address Translation (NAT)
At one point in my life, I hated databases. I don’t know why but databases [...]
Mar
The ODVA 2020 Industry Conference & 20th Annual Meeting
One of the best-run conferences of the year is the ODVA Industry Conference. I have [...]
Mar
Trust is an EtherNet/IP Device with CIP Security
At last year’s Rockwell Automation Fair, one hundred people attended the session on CIP Security. [...]
Mar
Multicast (One More Time…)
If you’re doing it right, life is a process of continuous learning. If you’ve learned [...]
Mar