A2 Networks

A2 Networks

1. Costs of Network

   • Installation and training
   • Initial purchasing of equipment
   • Maintenance/ personal costs

2. Size of Company

   • Needs can range from a small LAN to a global WAN
   • Some communications media are limited by the distance they have to travel
   • Amount of data processing required must be considered

3. How the System will be used

   • What type of applications do users require?
   • Will they need large data storage?
   • Where will they operate the network from? Home? Remote Access? Work?

4. Performance required

   • Measures of network - Capacity, User Friendliness, Reliability, Speed of processing
   • Different parts of the organisation may have different performance requirements

5. Topologies

   • A map of a network showing how various devices are connected together. Show how devices communicate with each other

6. Peer to Peer

   • Each computer has the same status

7. Client Server

   • Not all the computers have the same server

8. Security Issues

   • Avoid Viruses, Illicit Material, Payment Details

9. Configuration Management

   • Much easier to repair, keeps records of all the changes made to a network

10. Networking Software

    • Security, Checking the speed of the processor

11. Security Strategies

    • Use of passwords and user accounts, Firewalls - protect network from hackers, Viruses - Scanned for and removed automatically

12. User accounts and logs

    • Who, What, When