Multiple Default Routes in Ubuntu 16.04 (and other Debian based systems)

The Situation:

Your workstation/server has both a network connection to the local network with internet access, and a public IP address (or a second, different LAN/WAN/DMZ) on a separate interface. You’d like to run some services, perhaps the Apache web server, and serve them via the public IP address you have directly on your NIC, but still use the LAN connection for everything else. Or maybe you just want to be able to ssh directly to your workstation from home, without forwarding a port on the main firewall. Whatever you want to serve on the public IP address, this is how you can do it.

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The Beauty of Knowledge

On a few occasions I’ve heard an argument that goes something like this:

People like you need to know how everything works, and all it does is take the beauty out of everything! Can’t you just enjoy the beauty of [insert natural event or object here] without digging into how it works and ruining it?

The premise of the argument is that knowing too much about something somehow lessens your appreciation of it. Let me show you by some examples how little water that argument holds. Continue reading “The Beauty of Knowledge”

Why Ask Why (Part 4)

“Fear is the mind-killer.” — Dune by Frank Herbert
Every malevolent leader knows how good fear is for keeping their subjects in line. All one must do is generate a phobia in someone that keeps them from seeing past the fear. If we are paralyzed by fear, we have lost our free will to do what we want. A good phobia is the ultimate tool to keep people from thinking and asking questions.

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Why Ask Why (Part 2)

 

Picture of Scales
Weigh emotions carefully

Part one concluded by talking about how our emotions sway our decision making processes. The point being that when we stop asking questions and challenging our understanding of the world we are then easy pray to people who use those emotions, the only thing left to guide us, against our own interests. What kind of emotions are most easily used against us? There are several. Continue reading “Why Ask Why (Part 2)”