PConline Enterprise Channel recently evaluated Hillstone SA-2001A Security Appliance. The device overall has good performance on all aspects, including manageability, usability, network based security features and network behaviors control. In manageability, SA-2001A offers comprehensive CLI and full-function WebUI for both professional administrators and common users, helping SA-2001A adapt to different scenarios. In network security, SA-2001A offers fine-grained firewall functions, intranet attack defense function, and complete VPN functions. What stands out is its excellent performance in the intranet attack defense. Also SA-2001A performs well in application traffic optimization and control. It can effectively manage and control common software or applications, such as MSN, P2P downloading applications, HTTP, FTP, etc.