Simple, but genius: Power over Ethernet

December 22nd, 2017 | #networking

When I started my first office job, I was wondering how my VoIP phone could work with only one network cable. I know my VoIP phone needs two things: network and power. How can they be transferred through one cable?! Well, my colleague explained to me that it worked, because of Power over Ethernet (PoE). Since then, I only knew that it works. Just a few minutes ago, I learned how PoE actually works. It is some of those things, you only look up when you cannot sleep—at least in my case. 🙃

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Time To Live is hop limit in practise (and in IPv6)

December 4th, 2017 | #networking

TIL Time To Live is, in practise, a hop limit and will be renamed in IPv6.

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© 2018 Tonny Garić | With from Nijmegen, The Netherlands