Dockerize Me – Containers Managing Containers – Part 5

In the previous episode, I’ve moved a WordPress Blog from the simple installation of part 1 to the more sophisticated reverse proxy setup I have put together in part 3 to demonstrate that containers are ‘portable’ between different servers with little effort. Moving the container also showed that the nginx-gen container recognizes when new containers … Continue reading Dockerize Me – Containers Managing Containers – Part 5

Dockerize Me – Cheat Sheet and Pyramid of Trust – Part 2

In part one of my ‘Dockerize Me’ story, I’ve been describing the reasons why I want to learn more about Docker and gave some first tips and tricks how to quickly install it with a few commands on a Debian based server. A first docker-compose project then demonstrated how to quickly spin-up a WordPress container … Continue reading Dockerize Me – Cheat Sheet and Pyramid of Trust – Part 2

Carrier Grade NAT Timeouts And How to Configure Your XMPP Server

For many years now I’m operating a Prosody XMPP server at home for private messaging between family members and friends. Together with Conversations on Android devices and the Dino App for Linux it’s the perfect solution. There is one client device, however, to which messages sometimes take a couple of minutes to be delivered. Also … Continue reading Carrier Grade NAT Timeouts And How to Configure Your XMPP Server

The 5G Core – Part 6 – Connection-, Registration- And Session Management

Today lets have a look at how the 5G Core (5GC) does Connection-, Registration- and Session-Management for 5G devices. As in the previous posts, the procedures are described in 3GPP TS 23.501 which is the 5G analog to the 4G LTE core network description in 3GPP TS 23.401. I guess the similar number is no … Continue reading The 5G Core – Part 6 – Connection-, Registration- And Session Management