We propose a novel approach called adaptive fuzzy ant-based routing (AFAR), where a group of intelligent agents (or ants) builds paths between a pair of nodes, exploring the network concurrently and exchanging obtaine...We propose a novel approach called adaptive fuzzy ant-based routing (AFAR), where a group of intelligent agents (or ants) builds paths between a pair of nodes, exploring the network concurrently and exchanging obtained information to up-date the routing tables. Routing decisions can be made by the fuzzy logic technique based on local information about the current network state and the knowledge constructed by a previous set of behaviors of other agents. The fuzzy logic technique allows multiple constraints such as path delay and path utilization to be considered in a simple and intuitive way. Simulation tests show that AFAR outperforms OSPF, AntNet and ASR, three of the currently most important state-of-the-art algorithms, in terms of end-to-end delay, packet delivery, and packet drop ratio. AFAR is a promising alternative for routing of data in next generation networks.展开更多
The authors present a routing lookup architecture, SDIR(SDRAM based Direct Index Routing). With pipeline and interleaving access technique, SDIR can provide scalable lookup speed from 16 7 MPPS(mega packet per second)...The authors present a routing lookup architecture, SDIR(SDRAM based Direct Index Routing). With pipeline and interleaving access technique, SDIR can provide scalable lookup speed from 16 7 MPPS(mega packet per second) to 133 MPPS with SDRAM running at 133MHz frequency.展开更多
基金Project supported by the Iranian Telecommunication Research Center
文摘We propose a novel approach called adaptive fuzzy ant-based routing (AFAR), where a group of intelligent agents (or ants) builds paths between a pair of nodes, exploring the network concurrently and exchanging obtained information to up-date the routing tables. Routing decisions can be made by the fuzzy logic technique based on local information about the current network state and the knowledge constructed by a previous set of behaviors of other agents. The fuzzy logic technique allows multiple constraints such as path delay and path utilization to be considered in a simple and intuitive way. Simulation tests show that AFAR outperforms OSPF, AntNet and ASR, three of the currently most important state-of-the-art algorithms, in terms of end-to-end delay, packet delivery, and packet drop ratio. AFAR is a promising alternative for routing of data in next generation networks.
文摘The authors present a routing lookup architecture, SDIR(SDRAM based Direct Index Routing). With pipeline and interleaving access technique, SDIR can provide scalable lookup speed from 16 7 MPPS(mega packet per second) to 133 MPPS with SDRAM running at 133MHz frequency.
