After logging in you will be prompted for the type of network location, so that your Windows Firewall can be configured appropriately. Select "Public network" and then click "Close".

Using Wi-Fi after configuration

After you have configured Wi-Fi and if you are in range of a wireless network at the University of Cologne, you will be connected automatically as your password is stored when you connect for the first time. If you change the password for your account, you must enter the new password before you can connect.