After functional handover, you as a customer receive access to free support (e.g. forum) and plus, depending on the object, automatically in PDF form a USER GUIDE - content a current network plan - passwords - material inventory and brief instructions, clearly for your property / business.
Standards internally since 2004 in handling for your customer satisfaction
AGB / Cancellation policy
Registered customers can find descriptions of individual products & solutions in the Article area
As a tenant or owner, don't let the "cheap is the main thing" mass hysteria get in the way of your "free choice of router".
It is your end devices at the one Individual NAT in the network der Standard router at Configuration!