Author: Nick Congleton

Bufferbloat: Fix Your Slow Network

Bufferbloat is a pain. It’s not just a pain because it wreaks havoc with your network performance. It’s not easy to diagnose. Tools like Flent help, but in general, Bufferbloat looks like slow connections and massive latency. That doesn’t necessarily mean that those things are caused by bufferbloat, though. Bufferbloat is actually the result of your router doing it’s job, but being overloaded. Routers need to manage the flow of traffic and negotiate which packets get priority. This scheduling system buffers packets to queue them up to transfer when their target device is ready and that device has reached...

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Test The Strength Of Your Network With Flent

What Is Flent? Flent stands for FLExible Network Tester, and it’s not much of a program in its own right. Instead, Flent is a wrapper that bundles multiple network testing applications, most notably Netperf, into once cohesive package that makes running the tests simpler and includes Matplotlib to create graphs and data visualizations automatically as you run your tests. Flent is a complete toolkit for testing your network and diagnosing everything from simple inefficiency to serious connection issues. As yet another bonus, it’s free and open source. Install Flent Flent is only available for Mac and Linux. That doesn’t...

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Test Your Network Bandwith Using Iperf3

Have you ever wondered how to test the connection between computers on your network? Maybe you have a section of your network that seems to be underperforming. Is your NFS slow? Iperf3 can help you with all of this. Iperf3 is an open source tool that allows you to analyze network traffic and test your network’s bandwidth. It relies on both a client and a server to test the connection between them. That’s not a problem, though, because Iperf3 is available on nearly every operating system, including mobile devices. Get Iperf3 You’ll need to get Iperf3 before you can...

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Create Your Own Private Cloud With Nextcloud

Cloud storage is an excellent way to keep your files safe in case something happens and your computer is lost or damaged. It can help you access your files on the road or from work, and helps you keep everything synced up across your devices. Cloud storage comes with one major drawback, though. You have to trust some company with all of your personal files. What happens if they get hacked? Are they really all that trustworthy, or are they going through your things when you’re not looking? It’s not really possible to know for sure. There is another...

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How To Build Your Own NAS With Raspberry Pi And Linux

Network Attached Storage(NAS) is a great way to make files accessible anywhere on your home network. Those files could be documents, pictures, or even media that you want to stream to multiple rooms at once. A NAS server acts like a regular hard drive, so the possibilities are really endless. There are plenty of off-the-shelf NAS products out there, but most are ridiculously expensive for what they are. You can build a simple NAS for your home network with just a Raspberry Pi and an external hard drive, and reap all of the benefits of a NAS without the...

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