| Full Leading Security Protectionu  Enhanced firewall functions: The U200-CS provides such basic functions as security zone configuration, static/dynamic blacklist, MAC-IP binding, ACL application, and instruction prevention. In addition, it offers enhanced functions like status-based filtering, virtual firewall, and transportation of 802.1Q-tagged packets. It protects the network against attacks of ARP spoofing, invalid TCP flag, large ICMP packets, Challenge Collapsar (CC), SYN flooding, address/port scanning.  u  Abundant VPN features: The U200-CS supports access through L2TP VPN, GRE VPN, and IPsec VPN. The integrated hardware encryption engine implements VPN handling of high performance. u  Realtime anti virus: The U200-CS adopts Kaspersky's anti-virus engine to detect and remove codes of malicious attacks in time. u  Realtime spam filtering: The U200-CS filters spam in real time, which purifies your mail system. u  URL filtering: The U200-CS implements user-based URL access control to deny access to unauthorized Websites, such as the phishing websites.  u  Traffic management: The U200-CS detects P2P and IM applications of BitTorrent, Thunder, QQ, and so on. It supports alarms, rate limiting, and interruption to ensure the operation of core services. u  Behavior auditing: The U200-CS audits the applications of P2P, instant message, Web game, mails, and data transmission, and generates logs to implement behavior auditing in granularity. u  Full support of NAT applications: The U200-CS supports NAT applications including many-to-one, many-to-many, static NAT, dual translation, easy IP and DNS mapping. It supports NAT traversal with multiple protocols, and delivers NAT ALG functions such as DNS, FTP, H.323, and NBT. Carrier-Grade ReliabilityThe U200-CS provides the following features to achieve high reliability: u  Software and hardware platform developed by H3C. The product is applicable to carriers and small- and medium-sized enterprises, meeting the marketing requirements so long. u  Stateful failover, which supports the modes of active/active and active/passive, implementing load balancing and service backup. u  An MTBF of 36 years  Intelligent Web-Based Managementu  Easy-to-use Web-based management system u  Management based on SNMP and TR-069 u  Unified management through H3C UTM u  Unified management through H3C SecCenter |