Getting a handle on the invisible part of your network—the protocols that are in use—can be of enormous value in helping you detect problems. So far, we've talked about the tangibles of your ...

The Internet revolutionized how people communicate and work together. It ushered in a new era of free information for everyone, transforming life in ways that were hard to imagine in its early stages.

For retro gaming, there’s really no substitute for original hardware. As it ages, though, a lot of us need to find something passable since antique hardware won’t last forever. If a console isn’t ...

The Domain Name Service is what I call a “dense” protocol. I call it dense because there is so much to DNS that it has resulted in many books being written solely on DNS, what it is, and what it does.

Open communication protocolsModbus TCP/IP is an open industrial protocol based on standard Ethernet. Modbus provides connectivity to programmable automation controllers (PACs), PLCs, and legacy ...

Bitcoin, the pioneering cryptocurrency that has captured global attention, conceals a multifaceted framework called the Bitcoin Protocol Stack beneath its digital facade. In this enlightening article, ...

Protocols The protocols that are in use on the network are also considered a part of the infrastructure. A protocol is simply an agreed upon way of communicating. If you and I talk with each other in ...