Setup Mechanisms Requirements Setup mechanisms Mechanism1: Static endpoint PW provisioning at U-PEs Static PW segment endpoint configuration at S-PEs PW segment signaling between a U-PE and S-PE or between an S-PE and S-PE Mechanism 3: Static end-point provisioning at U-PEs Dynamic S-PE discovery and dynamic PW-segment placement between a U-PE and S-PE and between S-PEs. A hybrid of mechanism1 and mechanism2 |