I know something like that from other universities. Our edurom works only with a special certificate and the following configuration: https://www.th-nuernberg.de/fileadmin/global/Gelenkte_Doks/ZE/RZ/RZ_5404_HR_Eduroam-Linux_public.pdf I have been surprised about our wireless security, but no other configuration works. Do we have Fernuni Students in the community/ at SUSE? They can use a configuration without Telekom certificate.