Silicom Ltd. (Silicom) is engaged in the design, manufacture, marketing and support of connectivity solutions for a range of servers and server based systems. Silicom is active in the product line of high-end server networking cards with and without bypass (Server Adapters). For the purpose of these products it leverages in networking and operating systems and in facilitating improved connectivity for servers by increasing the number of ports on the server adapters and by adding bypass and other special functionality for security appliances, wide area network (WAN) optimization appliances and other network appliances. The products have either one, two, four, six or eight ports, which plug into the servers between which interaction is facilitated. During the year ended December 31, 2012, it sold external bypass switches and Server Adapters to members of the Rad Group.