D-Link DWC-1000-WCF-12 Web Content Filtering License 12 MonthD Link DWC 1000 WCF 12 Web Content Filtering License 12 Month The D Link DWC 1000 WCF 12 is a 12 month subscription license that adds dynamic web content filtering capabilities to your DWC 1000 Wireless Controller. Perfect for schools, businesses, and organizations that need to control and monitor internet access across their network, this license enables administrators to filter up to 32 categories of websites with minimal administration effort and