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How to Setup a VPN Server Using a DD-WRT Router

We have previously covered how to set up a PPTP VPN Server using Debian Linux here on Sysadmin Geek, however if you are already utilizing a DD-WRT firmware based router in your network then you can easily configure your route…

How to Remove Advertisements with Pixelserv on DD-WRT

There are numerous ways to block advertisements in your browser, but what if you could block them on the router? Here’s how to use the DD-WRT firmware and deliberate “DNS poisoning” to block ads for every device on your netwo…

How to Setup a VPN (PPTP) Server on Debian Linux

VPN-ing into your server will allow you to connect to every possible service running on it, as if you were sitting next to it on the same network, without individually forwarding every port combination for every service you w…

How to Crack Your Forgotten Windows Password

Here at How-To Geek, we’ve covered many different ways to reset your password for Windows—but what if you can’t reset your password? Or what if you’re using drive encryption that would wipe out your files if you changed…

This Pineapple Can Hack Wireless Networks

This is no ordinary pineapple. It can actually hijack people’s wireless connections and get them to use the pineapple to connect to the internet instead of the router they meant to connect to—and then monitor what they are …

How to Prevent Yum from Updating the Kernel

When you’re running production servers, the one thing you don’t want to do is upgrade the kernel every time a new update comes out. Why? Because that’s the only Linux update operation that requires a reboot once it’s done—a…

Help Computer Users Remotely with TeamViewer

Before remote software, helping your friends and family with computer problems often meant hours on the phone trying to remember what a menu looked like or where a file was saved. Here we look at helping them remotely with Te…
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