基于时延的SDN控制器放置问题研究-计算机软件与理论专业毕业论文.docx

work,therearealotofproblemsintheexpansionofthetraditionalIntemetofmanagementandcontrol,flexibility,,working(SDN)isquietlybreakingthisdeadlock,.,workdeployment,,howtoplacethecontroller,andwhichswitchesshouldbecontrolledbyeachcontroller,thatis,thecontrollerplacementproblem,needsin-,wemainlystudythecontrollerplacementproblembasedontimedelayintheSDN,andthespecificworkincludesthefollowingaspects:Firstly,inviewofthecurrentSDNcontrollerplacementschemesonlyconsideringthelinkpropagationdelay,,,anewminimumaveragetimedelay/,anewminimumaveragetimedelay/maximumminimumtimedelaymodelisproposedbyconsideringthelinkpropagationdelay,,accordingtothegivenexampletopology,:SoftwareDef'working,Controller’Contr011erPlacement,Delay万方数据目 录摘要 .IABSIRAOI. ... ... ................ .. .. . . .. .. .. .. .. .. .. .. . .. .. .. .. .. . .. .. .. .. ,. ..46参考文献 ..48蜀【j射 ..53湖南师范大学学位论文原创性声明 ..,从刚开始仅仅用作计算机间进行信息交互的通道,逐渐发展成为联通人与服务、人与物、人与人、物与物、人与信息的纽带