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Chapter 14 Network Management

Chapter 14 Network Management. Business Aspects Architectures Technology. Business Aspects. Quality of service Cost containment issues Outsourcing Flexibility. Cost Containment Issues. Inventory Support costs Consolidate and centralize Process redesign Standardize. Outsourcing.

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Chapter 14 Network Management

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  1. Chapter 14Network Management • Business Aspects • Architectures • Technology

  2. Business Aspects • Quality of service • Cost containment issues • Outsourcing • Flexibility

  3. Cost Containment Issues • Inventory • Support costs • Consolidate and centralize • Process redesign • Standardize

  4. Outsourcing • Objectives • Cost-effective • Secure • International network support personnel • Success factors • Identify process • Select right outsourceing • Management outsourcing

  5. Flexibility • Objectives • Reasonable cost • Meet changing business opportunities • Success factors • Remove proprietary hardware and software • Adopt open protocols and off-the-shelf hardware & software technology • Adopt open APIs & module management package

  6. Architectures • System Administration • Enterprise Network Management • ISO Management Framework • Consolidated service desk

  7. System Administration • Server management • Help desk management • Configuration management • Desktop management • LAN management • Distributed application management

  8. Server Management • Diagnose & fix hardware problems • Diagnose & fix software problems • Capacity planning & performance monitoring • Remote configuration • Report generation

  9. Help Desk Management • Tool: computer telephony integration • Automatic call distributors & interactive voice response units • Knowledge base • Search engine • Functions • Problem solving • Reporting • Method: three tiers

  10. Configuration Management • Objective: single sign on • Policy-based management tools: • User access right • Desktop start-up applications • Enforce virus checking or metering • Facilitate changes • Prevent unauthorized software

  11. Desktop Management • Architecture & protocol • Desktop Management Task Force (DMTF) • Desktop management interface (DMI) • Management information format (MIF) • Functions • Hardware & software management • Software distribution • License metering • Server monitoring • Web server monitoring • Network monitoring • Virus protection • Help desk support • Remote control management • Reporting

  12. Enterprise Network Management • Architecture & protocol • Software type • Functions • Vendor • Other tools

  13. Architecture & Protocol • Simple network management protocol (SNMP): centralized approach • Agents • Management information base (MIB) using objects • Remote network monitoring MIB (RMON MIB) • Distributed device manager using distributed network probes

  14. Architecture & Protocol • Web-based enterprise management (WBEM) by IETF • Hypermedia management protocol (HMMP) • Hypermedia management schema (HMMS) • Hypermedia object manager (HMOM) • Common information model (CIM) by DMTF • Modified object forma (MOF)

  15. Software Type • Point product • Frameworks • Integrated suites

  16. Functions • Track distributed applications • Reporting • Perform repetitive system management tasks • Improve application performance

  17. Vendors • HP Openvire • IBM System View • Sun Soft Solstice Enterprise Manager

  18. Other tools • Network analyzer • Monitoring • Simulation • Auditing

  19. Network Analyzer • Purpose • Traffic analysis • Types • Software • Hardware • Combination • Selection consideration • OS compatibility • Database compatibility • Network size and architecture • Protocol & application support • User interface • Report

  20. Monitoring • Network baselining tools • Performance reporting

  21. Simulation • Network modeling tools • What-if analysis for bottlenecks • Current system • New application or configuration • Reproduce problems

  22. Simulation Selection Criteria • Network type • Network scope • Network service • Network device • Network protocol • Traffic attributes • User interface • Report

  23. Auditing • Log of file access • Log of file, application, configuration changes • Log of login & logout • Flexibility: no. of user & file • Security • Report

  24. ISO Management Framework • Fault management • Configuration management • Performance management • Security management • Accounting management

  25. Assignment • Review chapters 8-12 • Prepare exam

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