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Based on the Application of Network Security Monitoring Technology in a Virtualized Environment

WANG Meng,LIANG Yu-feng (Aluminum Corporation Of China,Beijing 100082,China)  
Base on virtualized environment of a large state-owned data center,this paper anlayzes the advantages and disadvantages of Virtual Ethernet Bridge technology which is in the network access layer in current implement,studies the related solution to solve the shortages,elaborates the feasibility of OpenFlow framework which is under the new network architecture SDN and proposes the application ideas of utilizing the Open vSwitch open-source technology to achieve the goal of virtualization network isolation,QoS configuration,flow monitoring and packets analysis.This research is innovative in aspect of data forwarding and security control decoupling of virtualization network exchange,independence of network security service,security control of virtualization network,providing a reference value for information system which is using virtualization and cloud computing technology in access security field.
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