Speedtest Plotter

September 19, 2018
container, network, database

I am supposed to have a 500 Mbps internet line at home. Last week it really didn’t feel like that (again). Pages would take ages to load, streams would stutter miserably or simply abort and downloading OS updates simply timed out. So I set out to measure my actual bandwidth over a longer period of time.


On-Demand Socket Forwarding with Systemd

June 6, 2016
systemd, network, database, linux

Sooner or later when setting up a server you’ll want to create some MySQL databses and users. If you’re not proficient in writing SQL queries or just wanted to use a nice GUI tool for the task, you’d need to connect remotely to your databse host. But of course you do not want to expose your MySQL port to the internet … Or suppose you want to debug some remote service, which is only accessible locally on the remote machine …


Freifunk VLAN

March 1, 2016
network, freifunk

Freifunk explained # The vision of Freifunk is the establishment of free networks, the democratization of communication media and the promotion of local social structures. Basically, if you want to participate in a Freifunk community, you take a router capable of running OpenWRT and flash it with a special community-flavored version of OpenWRT based on Gluon. If there are other Freifunk nodes in reach, your router will mesh with them and connect you to the network. ...