Patent ID: 8661533

Claim:
A method for resource and admission control, wherein there are a plurality of policy decision function entities (PD-FEs) in a network, the method including the following steps: during a process of service authorization of resource and admission control in a PULL mode, performing, by one of the PD-FEs, QoS resource authorization for a service request, then informing, by the PD-FE, an authorization information of an authorized service flow to a Policy Execute Function Entity (PE-FE); after the PE-FE receives the authorization information, establishing the association relationship between the PD-FE and the authorization information of the authorized service flow; and during the process of resource reservation of the authorized service flow initiated by a Customer Premises Equipment, selecting, by the PE-FE, the PD-FE according to the above mentioned corresponding relationship, and interacting with the PD-FE.