#FOSS #programming #tutorial #opcua After a very long time I am back with a video about open62541. A lot of viewers asked me how to change the hostname and port number with the later versions of open62541. Here is how to do it with V1.3. You want to support my work? You can buy me a coffee here: https://www.buymeacoffee.com/johannes4linux If you want to contact me, you can find my E-Mail on www.gnu-linux.rocks