System and method for resource allocation in a multi-domain network

The invention relates to the network communication realizing resource distribution system and method, the invention is in a communication network is division multiple QOS receiving a method for managing method, effectively with solved the end-to-end QOS problem. The invention is in/target terminal connected QOS territory's edge device and end-to-end routing information with source, and other device without holding (Edge-to-edge to edge of the service aggregation current resource reservation information, large reduced and connected to the light and stream service state information, and ring lit the overhead messages of signal processing protocol and memory.