Configure WLAN "eduroam" - iPhone/iPad

First download the configuration profile direct on your iPhone/iPad from here or ask your department's IT-Staff to send the profile via email.
After you download the profile, you’ll see the message "Profile Downloaded". To install the profile open the Settings app. Tap on Profile Downloaded
Tap on profile and on Install

Sometimes you'll need to confirm the installation with your passcode.
Ignore the warning and click Install. Confirm again with Install.

Finish installation of profile with Done.

Go to Wi-Fi settings in the Settings app and select eduroam as wireless network.

Now insert your credentials (USERNAME@eva.mpg.de) and password.
With Join you are now connected with eduroam