I began this post as a sort of diary or progress tracker for myself, but I think it could be beneficial to others, so I've decided to open it up to the public. It all began with the following video which prompted me to begin tracking my progress with my personal goals, and has since expanded into financial and professional…

The Pi-hole is an advertising-aware DNS server that prevents ads from being downloaded. Once installed, configure your router to have DHCP clients use the Pi as their DNS server and then any device that connects to your network will have ads blocked without any further configuration. Alternatively, you can manually set each device to use the Raspberry Pi as its…

Layer 2 Etherchannels, like any protocol, have their pro's and con's. Using layer 2 extends Spanning Tree Protocol (STP) over the Etherchannel, which can have adverse effects if you're not careful. Take for example the following topology crudely drawn in paint. SW1 is the STP  root bridge because it has the lowest bridge ID priority, so ports fa0/1 - 3 are designated…

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