ZYXEL E-iCARD, 1Y, ZyWALL USG 20
ZyXEL E-iCARD, 1Y. Compatible products: ZyWALL USG 20
Content Filtering Service (BlueCoat и Commtouch). ZyXEL Content Filtering allows administrators to easily block certain types of web content without having to manually block each URL individually. Block inappropriate sites и social networking sites quickly и easily.