全套英文版《计算机网络》PPT电子课件教案-Chapter 8 Network Management精选.pptVIP

下载本文档

0
0
约8.45千字
约 24页
2018-02-28 发布于贵州
举报
版权申诉

全套英文版《计算机网络》PPT电子课件教案-Chapter 8 Network Management精选.ppt

1、有哪些信誉好的足球投注网站（book118）网站文档一经付费（服务费），不意味着购买了该文档的版权，仅供个人/单位学习、研究之用，不得用于商业用途，未经授权，严禁复制、发行、汇编、翻译或者网络传播等，侵权必究。。
2、本站所有内容均由合作方或网友上传，本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺！文档内容仅供研究参考，付费前请自行鉴别。如您付费，意味着您自己接受本站规则且自行承担风险，本站不退款、不进行额外附加服务；查看《如何避免下载的几个坑》。如果您已付费下载过本站文档，您可以点击这里二次下载。
3、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等，请点击“版权申诉”（推荐），也可以打举报电话：400-050-0827(电话支持时间：9:00-18:30)。
4、该文档为VIP文档，如果想要下载，成为VIP会员后，下载免费。
5、成为VIP后，下载本文档将扣除1次下载权益。下载后，不支持退款、换文档。如有疑问请联系我们。
6、成为VIP后，您将拥有八大权益，权益包括：VIP文档下载权益、阅读免打扰、文档格式转换、高级专利检索、专属身份标志、高级客服、多端互通、版权登记。
7、VIP文档为合作方或网友上传，每下载1次，网站将根据用户上传文档的质量评分、类型等，对文档贡献者给予高额补贴、流量扶持。如果你也想贡献VIP文档。上传文档

全套英文版《计算机网络》PPT电子课件教案-Chapter 8 Network Management精选

Chapter 8: Network Management Chapter goals: introduction to network management motivation major components Internet network management framework MIB: management information base SMI: data definition language SNMP: protocol for network management security and administration presentation services: ASN.1 firewalls What is network management? autonomous systems (aka “network”): 100s or 1000s of interacting hw/sw components other complex systems requiring monitoring, control: jet airplane nuclear power plant others? Infrastructure for network management Network Management standards OSI CMIP Common Management Information Protocol designed 1980’s: the unifying net management standard too slowly standardized SNMP: Simple Network Management Protocol Internet roots (SGMP) started simple deployed, adopted rapidly growth: size, complexity currently: SNMP V3 de facto network management standard SNMP overview: 4 key parts Management information base (MIB): distributed information store of network management data Structure of Management Information (SMI): data definition language for MIB objects SNMP protocol convey manager-managed object info, commands security, administration capabilities major addition in SNMPv3 SMI: data definition language Purpose: syntax, semantics of management data well-defined, unambiguous base data types: straightforward, boring OBJECT-TYPE data type, status, semantics of managed object MODULE-IDENTITY groups related objects into MIB module SNMP MIB SMI: Object, module examples OBJECT-TYPE: ipInDelivers MODULE-IDENTITY: ipMIB MIB example: UDP module SNMP Naming question: how to name every possible standard object (protocol, data, more..) in every possible network standard?? answer: ISO Object Identifier tree: hierarchical naming of all objects each branchpoint has name, number OSI Object Identifier Tree SNMP protocol Two ways to convey MIB info, commands: SNMP protocol: message types SNMP protocol: message formats SNMP security and administrat