AnyConnect for iOS
Initial Setup - Step 2
The AnyConnect app wants to allow access to the VPN interface of your device by clicking OK.
Initial Setup - Step 3
Enter "vpn.uni-bremen.de" in the Server address field. Then click on "Save" at the top.
Initial Setup - Step 4
Enter the access data for your university account. The access data cannot be saved and must be entered again for each connection.
Finally, select the correct tunnel type and confirm with "Connect". The program should now establish the connection.