D-Link DSR-250 Dynamic Web Content Filtering License, 12-monthsDynamic Content Filtering is a powerful feature that enables the administrator to allow or block access to web sites depending on the category they have been classified into by an automatic classification service. This is similar to parental control software on the PC except it is done at the gateway to benefit all devices (PCs, laptops, mobile devices) on the local area network. Dynamic content filtering requires a minimum of administration effort