Better Measurement/Monitoring
Traffic
- Packet/flow sampling in the line cards
- requires vendor support and sound statistical techniques
- Distributed collection infrastructure
- Selective measurement at access links
Topology
- Online monitoring of up/down links and IGP weights
- Online monitoring of BGP advertisements
- requires vendor support to get the ìroutes not takenî
Goal: Accurate, efficient, and online computation of traffic demandsÖ