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Network Topology Discovery Based on SNMP

ACKNOWLEDGEMENT第3-4页
ABSTRACT第4页
摘要第5-8页
1. Introduction第8-18页
    1.1 Research Background第8-9页
    1.2 Overview of Network Management第9-14页
        1.2.1 The function of Network Management第10-13页
        1.2.2 Management model of Network Management System第13-14页
    1.3 The present situation and prospect of the subject research第14-18页
        1.3.1 Domestic and International research status第14-15页
        1.3.2 The future of Network Management第15-18页
2. Simple Network Management Protocol-SNMP第18-27页
    2.1 SNMP development process第18-20页
    2.2 SNMP protocol analysis第20-27页
        2.2.1 SNMP protocol message format第20-22页
        2.2.2 Management information structure SMI第22-24页
        2.2.3 Management information base (MIB)第24-27页
3. Based on the design of SNMP第27-35页
    3.1 System of overall design第27-28页
        3.1.1 Functional structure of system第27-28页
    3.2 Database design of Network Management System第28-35页
        3.2.1 Related MIB objects第28-32页
        3.2.2 Database design in Netowrk Management System第32-35页
4. Topology discovery algorithm based on SNMP第35-54页
    4.1 Network Structure第35-37页
        4.1.1 Router interconnection第36页
        4.1.2 Bridged Ethernet第36-37页
    4.2 First-level topology discovery第37-47页
        4.2.1 Traversal of Network topology第37-38页
        4.2.2 Routing table object第38-47页
            4.2.2.1 Analysis of topology discovery method based on routing table第38-40页
            4.2.2.2 Analysis of routing table structure第40-45页
            4.2.2.3 Solving problems in the process of topology discovery第45-47页
    4.3 Secondary topology discovery第47-49页
        4.3.1 Discovery of secondary topologies第48-49页
        4.3.2 Secondary topology discovery algorithm第49页
            4.3.2.1 Data structure of the algorithm第49页
    4.4 Topology discovery of link layer第49-51页
    4.5 Topology part of coding第51-54页
5. Realization of SNMP Network Management System第54-67页
    5.1 Object information for performance monitoring第54-60页
        5.1.1 Interface information description第54-60页
    5.2 Database table design第60页
    5.3 Network performance monitoring algorithm第60-62页
    5.4 Network performance monitoring code implementation第62-64页
    5.5 Code running process第64-65页
        5.5.1 SNMP part of the network running code screenshot第64-65页
        5.5.2 Topological part of network operation code screenshot第65页
    5.6 Experimental results第65-67页
6. Summary and outlook第67-70页
    6.1 Summary of the thesis work第67页
    6.2 Think about the next step第67-70页
Reference第70-72页

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