QoS building blocks
QoS => set aside resources for premium services
QoS components:
- a) What kind of premium services ? (Service/SLA design)
- b) How much resources? (admission control/provisioning)
- c) How to ensure network resource utilization, do load balancing, flexibly manage traffic aggregates and paths ? (QoS routing, traffic engineering)
- d) How to actually set aside these resources in a distributed manner ? (signaling, provisioning, policy)
- e) How to deliver the service when the traffic actually comes in ? (traffic shaping, classification, scheduling)
- f) How to monitor quality, account and price these services? (Network management, Accounting, Billing, Pricing)