Building Ecommerce applications and Infrastructure

1
Building E-commerce applications and
Infrastructure

• INFO4010 Readings in E-commerce
• Seminar 7

2
Agenda

• E-commerce system architecture
• Implementation strategies
• Microsoft Solutions for Internet Business

3
Core architectural ideas

• Understanding of roles
• Decomposition of functions
• Linking content to transactions
• How the user makes the transactions
• How the information is verified
• How the information matches up
• Trust model

4
Roles

• Customer roles
• Specifier, approver, buyer, recipient
• Business roles
• Business decision makers (BDMs)
• Business managers
• Content designer
• Content author
• Information technology roles
• System architect
• Software developer
• System administrator
• Operations manager

5
Decomposition of functions

• Content management system
• Transaction processing system
• Payment processor
• Fulfillment systems

6
Implementation phases

• Project design
• Envisioning (sales)
• Planning
• Software development
• Content development
• Deployment
• Hosting and operations
• Transaction services

7
Implementation options

• In-house v.s. Outsource

8
Implementation options (cont)

• Outsourcing decision making
• Is the project a core competency?
• Is the technology a commodity
• What are the technology and project rates of
  change?
• To what extent does the project need to be
  integrated

9
Implementation options (cont)

• Packaged applications
• Content creation and management
• Order processing
• Fulfillment
• Integrated system
• Working with system integrators

10
Implementation options (cont)

• The roles of Service Providers
• Communication services
• Hosting services
• Application service providers
• Commerce service providers
• Web services

11
MSIB business context

• Business and other organizations are always
  looking for ways to better serve their customers,
  improve efficiencies, reduce costs, or increase
  revenue
• Significant advantages to interacting with
  customers across multiple sales channels
• E-business is not a core competency in many
  companies and other organizations

12
MSIB Conceptual design of a Internet business
website

• Web tier
• Data tier
• Administration Tier
• The administration tier provides domain services,
  management and monitoring capabilities, and an
  interface for analyzing site activity.

13
MSIB overall physical design
14
MSIB web tier and data tier
15
MSIB network topology
16
MSIB sample deployment
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MSIB design consideration

• Security
• Firewalls, authentication
• Manageability
• Goal Reduce the complexity of management and
  operations
• Approaches
• Separate the functional components into two
  physical layers
• Use tools for cluster management, performance
  monitoring and failure detection

18
Design consideration (cont)

• Availability
• Measurement
• Approaches
• Fault tolerance
• Clustering

19
Design consideration (cont)

• Scalability
• Scale up
• Scale out