Networking Articles
HDG Explains : What Is a Computer Port & What Are They Used For?
We discuss both the physical and the virtual
What Is Mesh Messaging & How Does It Work?
Let's you communicate without cellular service
How to Avoid and Resolve DNS Outages
Tips and tools for you to try
HDG Explains: What Is Ethernet & Is It Better Than Wifi?
Each can have their own advantages
Ethernet is the common standard for wired connections to computer networks. Devices using an Ethernet connection make use of a specific type of twisted electrical cable to connect with, send […]
HDG Explains: What Is a Computer Network?
In case you were afraid to ask
A computer network is a set of interconnected computers that are connected wirelessly or via cabling for the purpose of sharing media or data. The computers on a network, also […]
HDG Explains: What Is An IP Address & Can It Really Trace Me To My Door?
Have no fear, we'll give you the truth
For one big world composed of nothing more than 0s and 1s, the internet can sometimes be a scary place. If you’ve been on the internet for years, you’ve likely […]
HDG Explains : What Is Bandwidth?
Because the definitions out there are wrong
Bandwidth is a common term in the computing and networking world. It’s used so often, in fact, that it’s easy to forget that some people don’t actually understand what it […]
How To Fix Packet Loss & Know When It’s a Problem
A critical performance metric that can slow you down
Does your network connection seem slower than usual? It could be caused by issues with your modem, router, WiFi signal, a slow DNS server, or even devices on your network […]
HDG Explains : What Is RFID & What Can It Be Used For?
Simple tech that is becoming ubiquitous
RFID or Radio-Frequency Identification technology is everywhere. Employee ID cards, on items you buy at a store and even inside our pets. It’s a simple yet ingenious technology that is […]
The Easiest Raspberry Pi Projects for Beginners
The go-to device for DIYers
Raspberry Pi’s are tiny computers that can be used for programming projects ranging from gaming to smart home trackers. They are affordable, portable, and user-friendly. You can do some powerful […]
Chrome Remote Desktop: How To Connect To Your Computer From Anywhere
Perform tasks like you were sitting in front of your PC
These days, if you want to use your computer, you don’t necessarily need to be around it to use it. With remote control tools like Chrome Remote Desktop, you can […]
How to Estimate Bandwidth Requirements for a Business Site or Network
Save yourself money and/or bottlenecks
Businesses use many devices that require an Internet connection, including computers, printers, and VoIP phones. But how much bandwidth do they need? This article will help businesses estimate bandwidth requirements […]
How Firefox’s Enhanced Tracking Protection Stops Websites From Spying On You
Everybody should be using this browser
For years, websites have been tracking our cookies and spying on our online habits. Isn’t about time we return the favor? No, not spy on the entities spying on us, […]
Accessing Local Files and Folders on Remote Desktop Session
Much easier than emailing yourself
The Remote Desktop Connection (RDC) feature of Windows allows you to remotely view and control remote Windows desktops. Sharing resources between your local and remote PC can be tricky, but […]
How to Fix “Cannot renew IP address” in Windows
A list of possible solutions to try
A ‘cannot renew IP address’ error on your Windows PC is due to an IP conflict with another device, issues with your Windows network settings, or a problem with your […]
How to Find Open and Blocked TCP/UDP Ports
Using one of these free scanning tools
There’s a good chance you’ve happened upon this article because an application you’re trying to run is complaining about a “port” being blocked or you’ve read about how leaving certain […]
How to Troubleshoot WiFi (Wireless) Printers
Problems crop up when you least expect them
Few things are more frustrating than when you want to print a document, and your wireless printer is in an error state, or gives you the silent treatment. Perhaps you’ve […]
What Is Localhost and How Can You Use It?
Something that all Geeks should know
The localhost – also referred to as ‘the loopback address’ – is used to establish an IP connection or call, to your own computer or machine. The loopback address is […]
USB Cable Types Explained – Versions, Ports, Speeds, and Power
A look under the hood of the Universal Serial Bus
No one in their right mind could argue that the advent of USB was a bad thing. Before we first got the now-iconic USB port, the world was filled with […]
Can Connect to Wireless Router, but not to the Internet?
A series of steps to pinpoint the problem
It’s hard to imagine that just two decades ago, only about one percent of the world’s population was online. Today, more than 4.3 billion people are actively using the internet, […]