A few years ago, most large companies that, through their strong Network Firewall Protection system can perfect the protection of the computer within the network. But as enterprise mobile users and wireless users increases, and staff sometimes need a home network at home, work through the circumstances of the increase, only the entrance in the enterprise network has not set a solid firewall is not enough, do not need much of a choice technical support, desktop firewall is actually a good choice, of course, for those who lack business Security System protection of home users,