The Nikhef eduroam configuration will also configure the local NIKHEF SSID, which is exactly the same as eduroam but will force you to connect to Nikhef and not accidentally end pu at a neighbouring institution (like CWI or UvA)
If you encounter problems, then you can obtain direct assistance from you home organisation at:
Nikhef eduroam Wireless helpdesk@nikhef.nl servicedesk.nikhef.nl/