基于移动Agent的任播多目标路由协议

Anycast Multi-Target Routing Protocol Based on Mobile Agent

  • 摘要: 针对以往任播多目标路由协义要求全局信息导致大量节点资源和网络资源耗费的问题,提出一种基于移动Agent的任播多目标路由协议.该协议只要求节点掌握局部信息,通过移动Agent去寻找任播组员,建立任播路由表,因此节点和网络资源开销较少.在路由表建立子协议中,该协议采用移动Agent寻找任播组员、计算路径权重和建立路由表;在数据包传递子协议中,采用随机权重选择法进行目标选择,平衡网络流量.仿真实验证明本文协议因节省了节点和网络资源开销,在网络时延性能上具有较好的表现.

     

    Abstract: To solve the problem that conventional anycast multi-target routing protocols cost abundant routing nodes and link resources due to the request for global network information,an anycast multi-target routing protocol based on mobile agent is proposed.In this protocol,only local network information is required and mobile agent is applied to the search for anycast member and the establishment of anycast routing table,so it costs less routing node resource and link resource. In routing table establishment sub-protocol,mobile agent is applied to the search for anycast member,the calculation of routing weight and the establishment of routing table.In packet forwarding sub-protocol,weighted-random selection(WRS) approach is applied to target selection in order to balance network traffic.Simulation experiments show that network timedelay performance of the protocol is improved due to the cost saving in routing nodes and link resource.

     

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