Phones - VoIP

Telephones with individual phone numbers are available for the TF premises.


To configure the telephones, please use the manual for your specific model.

Unfortunately, the manuals are only available in german.


FlexPort Comfort Telefon 7841 (simple display)


FlexPort Team-Chef Telefon 8851 (big color display)


Inquiries about the purchase of new devices and changes to the phone number or display name have to be sent directly to the university data center.


E-mail address of the data center:

Data center information page:




If there are problems with the functionality of a telephone, please write a error report to the following e-mail address: