Delivering QoS Assured VPNs in metro and long-haul networks

摘要

1. QoS is a sine-qua-non for VPNs 2. Arises out of a natural desire for 2.1 Connectivity 2.2 Security 2.3 Bandwidth 2.4 Quality 2.5 Reliability 3. Service Network Control: Topology & Demand aware optimal 3.1 Traffic Engineering 3.2 Service Activation 4. Support multiple VPN Models for maximum differentiation