Fundamental aspects of network Design and Analysis: – Architecture Layering Topology design – Protocols Pt.-to-Pt. Multiple access End-to-end

• Problem • System Modeling – Vacation model – Power efficiency – P-K formula of Mean delay • Performance Tradeoff • Conclusion

上海交通厌：《通信网络》课程教学资源（PPT讲稿）DELAY MODELS IN DATA NETWORKS、LITTLE’S LAW、ARRIVAL MODEL、M/M/X QUEUING MODELS

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茂业通信网络股份有限公司2015年年度报告

Queueing Systems Used for analyzing network performance In packet networks, events are random Random packet arrivals

一、发展阶段: (1)脱机检索阶段 (2)联机检索阶段 (3)国际联机检索阶段 (4)个人计算机发展 (5)通信网络飞速发展

Outline Network Layer and Internetworking The TCP/IP protocol suit ATM MPLS

Optimal Routing View routing as a “global” optimization problem Assumptions: – The cost of using a link is a function of the flow on that link

FLOW CONTROL QuickTime™ and a GIF decompressor are needed to see this picture. QuickTime™ and a Photo - JPEG decompressor are needed to see this picture. LIDS Flow control: end-to-end mechanism for regulating traffic between source and destination