Network Systems Corporation manufactures security systems for networks. NSC products also provide virtual networking, disaster avoidance/recovery, data center consolidation, legacy/LAN integration, network-attached storage, branch office networking, remote device support and a full range of telecom services. The site provides information on products for creating Internet firewalls. Other topics covered include Network Systems In The News, Press Releases, Product Information, NEW-Professional Services Product Offerings and Networking Solutions.