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Google Android


In some Google Android versions, you need to import two CA-certificates into the operating system for a safe instigation, first. The CA-certificate is easiest to be brought onto an Android device via existing network entrances. The best way to import is to open the URLs from beneath in the Android browser.

  • Import the CA-certificate of the German Telekom by tapping on the following link: German Telekom Root CA 2. If you are asked for the CA-certificate, name it „Deutsche Telekom Root CA 2“ and select „Use of Login Details“: „Wi-Fi“.
  • Import the CA-certificate of T-TeleSec by tapping on the following link: T-TeleSec GlobalRoot Class 2. If you are asked for the CA-certificate, name it “T-TeleSec GlobalRoot Class 2” and select “Use of Login Details:” “Wi-Fi”.

If the two certificates have already been installed, you will receive feedback from the system. Now, execute the Wi-Fi configuration as described below, depending on the Android version.


Settings / Wi-Fi: eduroam

  • (Security: 802.1x EAP)
  • EAP-Method: PEAP
  • Phase 2-Authentification: MS-CHAP v2
  • CA-Certificate: Use system certificate
  • Domain: (Remark: This aspect is not available at all producers and can be ignored if this is the case.)
  • Identity: Complete username (form:
  • Anonymous Identity:
  • Password: Your password in the network system of computers
  • Connect


If you are not able to establish a connection to the Wi-Fi despite the adjustment system from above, please try the following:

  • Tap and hold the network eduroam and select “Remove Network“ afterwards.
  • Restart the device and establish the connection again as described before.
en/tp/wi-fi/google-android.txt · Last modified: 2021/05/03 15:48 by vi1005