Servers and Networking Archives - The Silicon Underground

What dedicated wireless backhaul is

Dave Farquhar — Wed, 16 Mar 2022 13:03:37 +0000

Dedicated wireless backhaul is an important feature that probably doesn’t get enough attention. When you see wireless networking hardware that supports dedicated backhaul, that can be a big advantage for you. Let’s talk about what dedicated wireless backhaul is, what

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Why does my Roblox keep disconnecting?

Dave Farquhar — Mon, 27 Dec 2021 14:03:30 +0000

My kids’ favorite video game is Roblox. And they used to have a fair bit of trouble with it disconnecting. Since I’m an IT professional, I tried to solve the problem for them. If your Roblox keeps disconnecting, or says

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Private vs public IP address

Dave Farquhar — Thu, 28 Oct 2021 13:03:26 +0000

It is important to know how to distinguish between a private vs public IP address. IT professionals and security professionals frequently have to work with them, and it is a very common job interview question, and certification question. Here are

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What is a 169 IP address?

Dave Farquhar — Thu, 04 Feb 2021 13:00:24 +0000

If you’ve been around computers long enough, you know an IP address that starts with 169.254 usually means trouble. But what is a 169 IP address, what does it mean, and how do you fix it? A 169.254 IP address

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What is RS-232?

Dave Farquhar — Mon, 02 Nov 2020 13:00:06 +0000

Many vintage computers have RS-232 ports, and some current equipment does too, especially network switches. But what is RS-232? And why did it only partly fall out of favor? And what about RS-232C? I’ll try to clear up the confusion.

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What does a TP-Link do?

Dave Farquhar — Mon, 28 Oct 2019 12:00:38 +0000

What does a TP-Link do? It depends on which product you’re asking about. But all of TP-Link’s products allow computers, game systems, and mobile devices to network together, so they can share things like a printer and an Internet connection.

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What is Dedicated Band Control?

Dave Farquhar — Tue, 08 Jan 2019 13:00:15 +0000

I was reading about wireless mesh networks and kept finding reviews that penalized devices for not having dedicated band control. But they never explained what this thing meant. Why not explain it if it’s important? What is dedicated band control,

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Increase powerline speed with these weird tricks

Dave Farquhar — Thu, 27 Dec 2018 13:00:09 +0000

For Christmas we replaced the entertainment center in our living room we’ve had for 10 years. That meant disconnecting and untangling 10 years’ worth of wiring. I also ran into some problems with my networking. One problem was absurdly low

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Asus dual WAN router with AT&T Internet

Dave Farquhar — Tue, 14 Aug 2018 11:00:36 +0000

AT&T Internet uses its own residential gateway that isn’t very powerful or configurable. For a while I used an AT&T U-Verse connection as a failover for my home network, since I work from home and Spectrum outages meant I couldn’t

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How often should you replace your router?

Dave Farquhar — Mon, 13 Aug 2018 11:00:18 +0000

How often should you replace your router? That’s a harder question than how often you should change the oil in your car, or how often you should replace your hot water heater. Unlike a laptop, I can’t really predict when

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