pThe NetDefend family of Firewall/VPN Security Appliances is D-Links answer for hardware-based network security. The D-Link DFL-M510 NetDefend Information Security Gateway is a revolutionary security device designed to protect your network from the emerging security risks./p pThe DFL-M510 is an essential resource for business facing threats posed by an increasing use of instant messaging (IM) and peer-to-peer (P2P) applications. Without effective management and control mechanisms in place, these applications are vulnerable to a wide variety of security risks including viruses and worms, leakage of confidential information, corporate and regulatory compliance violations, and even identity theft./p