correction of starting the jupyterlab on remote machinel
here:
Start Jupyterlab on a remote machine
After installing Jupyter and your Python environments on a remote machine, follow the instructions on how to Start JupyterLab above. But before pasting the URL provided by Jupyter into your browser, make sure to follow the next steps.
it should maybe written down how to start jupyterlab on remote again, since it need's necessary to skip --ip 127.0.0.1
at least it was in my case!
only then it worked to start jupyterlab on bdata2 and connect with chromium to the jupyterlab