The agent migration and fault-tolerance management in dynamic network security system

Author: Jiang Yi-Chuan   Zhong Yi-Ping   Zhang Shi-Yong  

Publisher: Inderscience Publishers

ISSN: 1461-4111

Source: International Journal of Information Technology and Management, Vol.4, Iss.1, 2005-03, pp. : 94-112

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Abstract

In the dynamic network security system based on mobile agents, agent migration and fault-tolerance management is a critical issue. However, the issue has always been neglected in early similar works. Aiming at such problem, this paper makes research about it. First, the one-hop migration strategy of agents is presented based on ant algorithms. A novel agent fault-tolerance migration mechanism realised by integrity verification is presented. Then a Combined Agent Migration and Fault-Tolerance Strategy (CAMFS) is presented according to the agent characteristics in a dynamic network security system. Lastly, the advantages of CAMFS are discussed in comparison with other similar works.