【摘要】 显式拥塞指示(ECN)是指在主动队列管理技术中,借助路由器的标记功能给出显式的拥塞反馈信息,它能有效提高网络的吞吐量,在网络的传输控制中将起到至关重要的作用。下一代网络使用的传输控制协议必然是基于ECN机制的,目前ECN算法的研究主要集中在公平性和效率性上的。介绍并分析了ECN算法及其典型的改进算法并给出了今后的研究方向。更多还原

【Abstract】 Explicit Congestion Notification (ECN) mechanism means improving the good output by marking packets in the active queue management technique.ECN is important in the congestion control of the network.It can enhance the efficiency and robustness of congestion control.The survey on ECN algorithm lies in the fairness and efficiency mainly.Intriduces and analyzes the basic ECN algorithm and the typical improved algorithms and proposes the study direction in the future.更多还原