Every member of the Technische Universität Darmstadt has a TU-ID with a corresponding mail address name.surname@tu-darmstadt.de.
This is independent and not related to your IPKM account and email address! You need an activated TU-ID to use to these services.
Please follow the link to the webinterface: https://mail.tu-darmstadt.de
While using your @pkm.tu-darmstadt.de Mail Account, you should create a forward for your @tu-darmstadt.de-Adress. Some important mails, mainly administrative from other departments at TU Darmstadt, will be sent there.
Forward your @tu-darmstadt.de Mails to your PKM account:
Here is some more information:
And how to set it up