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03 Routing basics - RE-300-E1 ZXR10 Routing Technology...

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ZTE University univ.zte.com.cn univ.zte.com.cn The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. RE-300-E1 ZXR10 Routing Technology—— Basic Routing Principles V1122 ZTE University Data Communication Group
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ZTE University univ.zte.com.cn univ.zte.com.cn The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. Router definition and function Basic conception Working principle of router IP routing process Objectives
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ZTE University univ.zte.com.cn univ.zte.com.cn The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. Router definition(1) Router——A kind of computer device used to interconnect network Router must have the following features: Multiple three layer interfaces to interconnect different networks Implement the protocol up to the network layer Have the function of storing R forwarding R path-finding
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ZTE University univ.zte.com.cn univ.zte.com.cn The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. Router functions(2) The core function of router is interconnecting networks and data forwarding. routing R building route table and refreshing switching R forwarding packet between networks. Insulate broadcast packets R define access rule. Connecting different kinds of networks. Rate adapting between networks.
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ZTE University univ.zte.com.cn univ.zte.com.cn The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. Objectives Router definition and function Basic conception Working principle of router IP routing process
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ZTE University univ.zte.com.cn univ.zte.com.cn The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. Basic concepts routed protocol routing protocol connected route static route dynamic route default route routing table metric distance the longest matching principle Classful / classless routing
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ZTE University univ.zte.com.cn univ.zte.com.cn The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. Network Protocol Destination Network Connected RIP OSPF 10.120.2.0 172.16.2.0 172.17.3.0 Exit Interface fei_0/1 e1_1 e1_2 Routed protocol: IP Routing protocol: RIP, OSPF 172.17.3.0 172.16.2.0 10.120.2.0 E0 S0 Routing protocol and routed protocol
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ZTE University univ.zte.com.cn univ.zte.com.cn The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited.
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