Patent ID: 7120156
Filing Date: 2006-10-10
Classification: H04L,H04W

Abstract:
1. A method for transferring policy information in an Internet Protocol (IP) network from a network node comprising a table, the table comprising a plurality of records, the method comprising the steps of: at the network node, listing in each of the plurality of records of the table at least two Policy Enforcement Points (PEP) with a range of IP addresses; in the network node, with a specific IP address, finding one of the plurality of records from the table corresponding to the specific IP address, wherein the specific IP address is within the range of IP addresses of the one of the plurality of records; in the network node, reading a first one of the at least two PEPs in the one of the plurality of records; from the network node, sending policy information to the first PEP; upon reception at the network node of an indication that the first PEP is not working, reading a second one of the at least two PEPs in the one of the plurality of records; and from the network node, sending policy information to the second PEP.