Patent ID: 8320329

Claim:
A method comprising: identifying, at a visited node in a visited network, that a particular mobile terminal is a roaming terminal within the visited network, the roaming terminal having a home network; identifying a home network node hosting a home bearer manager process for the home network of the roaming terminal; determining a care-of address associated with the roaming terminal in the visited network, wherein the care-of address corresponds to at least one of an address of the visited node and a visited network IP address for the roaming terminal in the visited network; receiving, at the visited node via one or more messages exchanged with the home network node, policy for the roaming terminal from a home policy manager of the home network of the roaming terminal, wherein the policy is associated with a home Internet Protocol (IP) address of the roaming terminal; and applying the policy, in the visited network, to data packets that include the home IP address, wherein each of the data packets includes an encapsulated payload and a plurality of IP headers including an outer IP header and one or more inner IP headers, and applying the policy to the data packets in the visited network includes determining from the determined care-of address a particular one of the plurality of IP headers identifying the home IP address.