NET 125 Module 1 fault tolerance notes powerpoint

Fault Tolerance

limits the impact of a failure by limiting the number of affected devices.

Scalability

expand quickly and easily to support new users and applications without impacting the
performance of services to existing users

Quality of Service

End Devices

where a message originates from or where it is received

Intermediary Network Devices

interconnects end devices, (switches, routers)

Network Security

• Network infrastructure security
• Physical security of network devices
• Preventing unauthorized access to
the devices
• Information Security