1、Network Layer4-1Chapter 4Network LayerComputer Networking: A Top Down Approach Featuring the Internet, 3rd edition. Jim Kurose, Keith RossAddison-Wesley, July 2004. A note on the use of these ppt slides:Were making these slides freely available to all (faculty, students, readers). Theyre...
计算机网络课件 chapter5-2 Network Layer.ppt,Computer Networks - 5 - 2 COMPUTER NETWORKS Chapter 05 The Network Layer Part 2 5.5 Internetworking Problem: Great! We have all these networks, with all different protocol stacks, and now we just to let them ta
routers to communicate network-level information error reporting: unreachable host, network, port, protocol echo request/reply (ping) network-layer “above” IP: ICMP messages carried in IP datagrams ICMP message: type, code + first 8 bytes of IP datagram causing error Computer Network Copyright ...
CHAPTER 5 NETWORK LAYER Data Communications and Computer Networks 中国科学技术大学网络学院 李艺 leeyi@ 概述 网络层是OSI参考模型的得三层,它建立在数据链路层所提供的两个相邻的端点之间的数据帧的传送功能之上,将数据从源端经过若干中间的节点送到目的端,从而向运输层提供最基本的端数据传送服务。网络层是处理...
【Chapter4】Network Layer
1、1,Chapter 6 Network layer,6.1网络层向传输层提供的服务 6.2虚电路与数据报 6.3路由算法 6.4拥塞控制 6.5网络互连,2,6.1网络层向传输层提供的服务,网络层设计目标: 服务应与通信子网的技术无关 对于传输层而言,通信子网的数量、类型和拓扑结构是隐蔽的 网络地址应该采用统一的编号模式 争论: 网络层提供面向连...
Chapter 4 Network Layer addtition 高级计算机网络 教学课件(英文版) PortLand a scalable fault-tolerant layer 2 data center network fabric 全套英文版《计算机网络》PPT电子课件教案-Chapter 4 Network Layer Gambit Create Boundary Layer边界层 greedy layer-wise training of deep networks:深层网络的贪婪层智慧训...
Network Layer Routing Table of E A B C D 1 7 6 4 14 8 9 11 5 2 cost to destination via destination Outgoing link to use, cost A B C D A,1 D,5 D,4 D,2 destination Distance table Routing table Distance Vector Algorithm Iterative, asynchronous: each iteration caused by: local lin...
in ATM, frame-relay, X.25 not used in today’s Internet– research issue application transport network data link physical application transport network data link physical 5. Data flow begins 6. Receive data 4. Call connected 3. Accept call 1. Initiate call 2. incoming call Network Layer ...
CHAPTER6ComputerNetworkTechnology(计算机网络技术)CHAPTER6ComputerNetworkTechnology6.16.26.36.45-LayerTCP/IPModel(TCP/IP模型)7-LayerOSIModel(OSI模型)NetworksComponents(网络组件)ApplicationsofInternet(Internet应用)6.5ComputerNetworkSafety(计算机网络安全)6.6SituationDialogue 结束 返回 CHAPTER6ComputerNetwork...