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 Objectives Success factors Cost-effective Secure International network support personnel Success factors Identify process Select right outsourceing Management outsourcing
Flexibility Objectives Success factors 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
Architectures System Administration Enterprise Network Management ISO Management Framework Consolidated service desk
System Administration Server management Help desk management Configuration management Desktop management LAN management Distributed application management
Server Management Diagnose & fix hardware problems Diagnose & fix software problems Capacity planning & performance monitoring Remote configuration Report generation
Help Desk Management Tool: computer telephony integration Functions Automatic call distributors & interactive voice response units Knowledge base Search engine Functions Problem solving Reporting Method: three tiers
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
Desktop Management Architecture & protocol Functions 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
Enterprise Network Management Architecture & protocol Software type Functions Vendor Other tools
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
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)
Software Type Point product Frameworks Integrated suites
Functions Track distributed applications Reporting Perform repetitive system management tasks Improve application performance
Vendors HP Openvire IBM System View Sun Soft Solstice Enterprise Manager
Other tools Network analyzer Monitoring Simulation Auditing
Network Analyzer Purpose Types Selection consideration Traffic analysis Types Software Hardware Combination Selection consideration OS compatibility Database compatibility Network size and architecture Protocol & application support User interface Report
Monitoring Network baselining tools Performance reporting
Simulation Network modeling tools What-if analysis for bottlenecks Current system New application or configuration Reproduce problems
Simulation Selection Criteria Network type Network scope Network service Network device Network protocol Traffic attributes User interface Report
Auditing Log of file access Log of file, application, configuration changes Log of login & logout Flexibility: no. of user & file Security Report
ISO Management Framework Fault management Configuration management Performance management Security management Accounting management
Assignment Review chapters 8-12 Prepare exam