ch 13. wireless management and support myungchul kim [email protected]
TRANSCRIPT
Wireless Management and Support
•Strategic Planning •Capability Evaluation•Development and deployment•Monitoring and Control•Organizing/staffing
Management Issues
STRATEGIC PLANNING• Business Strategy Analysis•Analyzing Business Processes and Business Workflows•Mobile Application Identification and Selection.
CAPABILITY EVALUATION•Wireless Infrastructure Planning
•Capacity Planning & Traffic Engineering
•Resource and Cost Estimation
DEVELOPMENT AND DEPLOYMENT• Mobile application development• Wireless infrastructure developmentOutsourcing the Wireless Infrastructure
MONITORING AND CONTROL•Wireless fault and performance management•Wireless Security and configuration management
ORGANIZING/STAFFING. Mobile Virtual Teams . Mobile Real-time Enterprises
STRATEGIC PLANNING• Business Strategy Analysis•Analyzing Business Processes and Business Workflows•Mobile Application Identification and Selection.
Establishing Strategies
ExistingCustomers
NewCustomers
Existing NewProducts Products
StrengthenCurrentSituation
ExpandCustomerBase
Explore NewHorizons
Upselling
Key Strategic Questions• How will the customer benefit from m-business?
• How will the firm benefit from m-business?
• Is there a market for what we are building?
• What value does m-business provide?
• How will we make the money?
• Are we doing the right things?
• Are we doing things right?
• Are we heading in the right direction?
• What are the services we are good at and what are the services we need to improve/discontinue?
Example of Business Workflow Analysis
CAPABILITY EVALUATION•Wireless Infrastructure Planning•Capacity Planning & Traffic Engineering•Resource and Cost Estimation
Ent
erpr
ise
Res
ourc
e P
lann
ing
(ER
P)
Enterprise Portal
Cus
tom
er R
elat
ions
hip
Man
agem
ent (
CR
M)
Partners, Suppliers,
Distributors
Customers, Resellers
Employees, Managers
BusinessIntelligence
Procurement
Application Identification and Selection
E-Market
Marketing& Sales
CustomerService
Production
DistributionOther
Systems
C2B B2BB2E
Supply Chain Management
Selling Chain Management
HR System
Existing system (unchanged)
New system(with mobilitysupport)
Capability Evaluation
Business Tier (New Business Logic )(New Business Logic )
WebWebServerServer
EAI platforms for • Back-end apps • External (known) apps• Trading network (B2N)apps
Front-end integration requires diversedevices and applications such as• Mobile devices such as PDAs, palm pilots• VOIP integration• Web browser with Java applets• Applications on a variety of platforms
ERPs
CRMCRM
PortalPortal
Back-end
Integration
Selling ChainSelling ChainManagement Management
PaymentSystems
Front-endIntegration
Trading Network
EMarkets
ASPs
SupplyChain Management
Trading network involves business to network
(B2N)activities with eMarkets
and ASPs
User Tier Resources Tier(Back-end/ExternalApps and Databases)
Infrastructure (middleware, networks, operating systems)
Business Logic (B) Tier
High Level View: of Capabilities
User (U) Tier
Data (D)Tier
Distributed Application
APIs (Application Programming Interfaces)
Management and support (Security, Performance, Fault Tolerance, change management)
Solaris(Data)
More Detailed View
CatalogPurchaseSystemBrowser
NT Server(Business Logic)
Network
(Wireless and Wired Network)
Infrastructure (middleware,
networks, operating systems)
Infrastructure (middleware,
networks, operating systems)
Infrastructure (middleware,
networks, operating systems)
CellularPhone
Router
CellularPhone (WAP)
Solaris(Data)
Ethernet LAN
More Detailed View
TCP/IP
Catalog
Middleware(ODBC)
Op System(UNIX)TCP/
IP
PurchaseSystem
Middleware(Web Server) (ODBC)
Op System(NT)
WAPStack
WML
Middleware(Microbrowser )
Op System(Celullar)
NT (Business Logic)
CGI
WAP
Gateway
Wireless
Network
Public
Internet
Router
DEVELOPMENT AND DEPLOYMENT• Mobile application development• Wireless infrastructure developmentOutsourcing the Wireless Infrastructure
Deployment Options
Web Web ServerServer
HTML/XMLDocuments
Back-endDatabases
Wireless ASP
Back-endAPPs
Catalogs
WIRELESS ASP SITE
Security andDirectory Services
Customer Site
Front-endIntegration
(e.g., WAP/VOIPgateway)
HTTP
WAP
VOIP
WirelessSecurity
MONITORING AND CONTROL•Wireless fault and performance management•Wireless Security and configuration management
Wireless Management and Support Issues
Specific issues in managing mobile networks and wireless apps
• Five key areas (FCAPS):– Fault management– Capacity management– Accounting(access) management– Performance management– Security management
• FCAPS at all layers of a stack (network, middleware, apps)
• Security is the main area of concern
Application Elements
Network Services(IP, Wireless, Wired)
Middleware Sevices(e.g., Web, email)
System software Services(Operating systems,database managers)
Subject (Managed) Systems
Application Manager
Network Manager
Middleware SevicesManager
System Software Manager
Management Platform Control Panel
Agents
Agents
Agents
Agents
Issues in Wireless Network Management
In addition to the conventional wired network, wireless network management needs to address the following unique issues:
• Roaming.
• Persistence of Mobile Units.
• Lack of SNMP Agents in Mobile Units.
• Mobile Adhoc Networks.
Sample Management Platform
ORGANIZING/STAFFING. Mobile Virtual Teams . Mobile Real-time Enterprises
Organizational design procedure
Summary
•Strategic Planning •Capability Evaluation•Development and deployment•Monitoring and Control•Organizing/staffing