Patent ID: 8145232
Filing Date: 2012-03-27
Classification: H04L

Abstract:
1. A communication controlling method of controlling a policy for a roaming user in a mobile communication system comprising VPLMN (Visited Public Land Mobile Network) and HPLMN (Home Public Land Mobile Network) connected mutually, a first controlling device for controlling a policy in the VPLMN and a first enforcing device for enforcing the policy control, and a second controlling device for controlling a policy in the HPLMN and a second enforcing device for enforcing the policy control, the method comprising: connecting the first enforcing device and the second enforcing device with each other via core network, forwarding, by the first controlling device, information about QoS Policy of the HPLMN transmitted from the second controlling device to the first enforcing device, and reporting, by the first enforcing device, outcome of the enforcement of policy control to the first controlling device, and sending, by the first controlling device, the outcome to the second controlling device.