Other “QoS” Routing Models
“QoS” routing for traffic engineering
- Goal is to select paths and assign traffic to “optimize” global network performance measure
Similarities and Differences with “traditional” QoS routing model
- No explicit requests but relies on measured traffic
- Different optimization criteria
- Lesser impact on core router (resource monitoring)
- Similar impact on forwarding and signalling
- Likely convergence/coexistence, e.g., routing of long-lived flows (Sigcomm’99 paper by Shaikh et al.)