ITM 600 Chapter Notes - Chapter 1: Osi Model, Network Planning And Design, Scalability

• School: Ryerson University
• Department: Information Technology Management
• Course: ITM 600
• Professor: Robert Hudyma

Document Summary

Chapter 1 analyzing business goals and constraints. Design tools and methodologies in use the connect the dots network design: can be used when customers expect a quick response and the requirements are. Good network design must recognize that a customer"s requirements embody many business and technical goals. Including requirements for availability, scalability, affordability, security and manageability. Service level: customers want to specify a required level of network performance. Unexpected scalability and performance problems appear as the number of network users increases. Enterprise composite network model: systems development lifecycles: (from a systems analysis context) Want to develop a system that exists (runs well) but evolves through upgrades and changes over the course of its lifetime. Many system analysis books use the acronym sdlc to refer to the system"s life cycle, which might sound stage to older networking students who know sdlc as synchronous.