Different NAT configurations on Cisco’s IOS
Recently I’ve made some Packet Tracer practices, I’m going to share the commands I’ve issued on Cisco routers, and describe the configuration of different type…
Read more →Measuring the power draw of my PC and PS5
A few posts ago I showed how to measure power consumption with Shelly’s IoT device. In this post I’m going to share my measurement results…
Read more →How not to install fiber optic
I’d like to share this picture, I shot this in a village near Budapest. It represents the Hungarian ‘jólvanazúgy (TM)’ philosophy perfectly (if you don’t…
Read more →Troubleshooting transmission lines and passive RF parts
I have made some test measurements with a network analyzer, I would like to share my results and experiences in time dimensions measurements. Instead of…
Read more →Configuring VLANs in Cisco’s IOS
In the following I’m going to share one of my Cisco Packet Tracer practices. To memorize and practice some basic IOS commands I’ve created the…
Read more →How to set up the firewall of your server with iptables and configure your SSH access to make more secure
In this post I would like to show you how to set up the firewall of your VPS and restrict its SSH access from zero.
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