Definition

Traffic engineering
To ensure that quality of service requirements are achieved, the VoIP service over the WAN should be protected from packet losses, latency or jitter. To reach this objective, the network performance can be managed using statistical techniques such as traffic engineering.

Optimal Business Continuity Strategy

Is determined by lowest sum of downtime cost and recovery cost. Both costs have to be minimized, and the strategy for which the sum of the costs is the lowest is the optimal strategy