Accessing TU Darmstadt's WiFi "eduroam" with Linux

WiFi Acces with Ubuntu (PEAP)

The following configuration will be explained by help of an example that pertains to Ubuntu 11.10's NetworkManager. In case of any other distribution, please use your according wireless network's configuration programme.

Attention: Several newer versions are having trouble with PEAP. In case of this kind of complication, please use EAP-TTLS (WiFi Wiki).

In order to access eduroam while using Ubuntu, please proceed as follows:

  • Download the root certificate T-Telesec Global Root Class 2 at DFN's pages(select PEM or CRT format). Save the document at a location that will not create any problems for you.
  • Right click the WiFi icon within your upper task bar and select connection adjustment.
  • Select the tab wireless network and the connection “eduroam” / “auto eduroam” for adjustments, or click to add connections, in case “eduroam” does not yet exist as a connection.
  • Choose “eduroam” and enter the SSID “eduroam” by selecting the tab wireless network
  • Select the tab wireless network security
    • Make sure that your security settings are WPA & WPA2 Enterprise.
    • Set legitimisation to protected EAP (PEAP).
    • Your anonymous identity is
    • Access your downloaded CA-certificate .
    • Change the according legitimacy to MSCHAPv2
    • Enter your user name <TU-ID> and your password.
    • Confirm this process by clicking apply.
  • In case you do not have TU-ID and want to use a guest account to access TU Darmstadt's WiFi, please enter the user name and the complete account name as the user's anonymous identity.
  • You can now access “eduroam”.