802.1 X And Dynamic Vlan Technology Building Flexible Security Of Local Area Network (lan)

Today computers have become an indispensable tool, computer network is widely used in more people working and living in all areas, the rapid development of network industries, various business developments and processing of computer information networks dependence on more and more obvious. In particular, the construction of the enterprise LAN has undergone rapid changes. Financial sector e-commerce, office, business systems handle all aspects of the work has been applied, but due to the construction of a large number of local area network, network access, flexibility, openness to bring a new enterprise security management issues, how to build secure and flexible to Effective prevention enterprise LAN security placed in front of the corporate IT managers.However, the insecurity of computer networks is becoming increasingly serious, emerging network of illegal invasion and theft of important information, the network system failures, virus spread and other computer networks has become urgent to solve the problem. Currently taking place in the financial industry security incidents, mostly due to irrational use of network resources, network congestion caused by transmission of the virus, free to change the IP address of the bank and network conflicts, mobile users free access to other uncertain factors, to the financial safety information systems industry has posed a serious challenge to run.As the business continues to expand, increasing staff. Network security and reliability has been placed in front, hasing to pay attention. After some in-depth research and analysis, Nissay-Sva Life Insurance Limitted Company finally takes a combination of802.1X and dynamic VALN, the only name through the computer network authentication method to complete the transformation.