Patent ID: 9615319
Date: 2017-04-04
CPC Classifications: H04L,H04M,H04W

Claim:
1. A method for controlling, by a policy and charging enforcement unit, an access procedure of a mobile entity to a packet switched network via a cellular network, the mobile entity belonging to a group of mobile entities having common policy and charging rules, the method comprising the steps of: receiving an attach request message to establish a group session for one of the mobile entities belonging to said group; checking, whether a group subscription profile with policy and charging rules is provided in the policy and charging enforcement unit for said group, wherein, in response to checking that the policy and charging rules are provided in the policy and charging enforcement unit, the provided policy and charging rules are applied to said one mobile entity for which the attach request message has been received, and wherein, in response to checking that no group subscription profile with policy and charging rules is provided in the policy and charging enforcement unit for said group, the group subscription profile with the policy and charging rules is requested from a policy and charging control entity of the cellular network and the requested group subscription profile is stored in the policy and charging enforcement unit; receiving a request message requesting a monitoring of a parameter relating to the group session, wherein a number of the mobile entities belonging to the group of mobile entities are connected to the group session; monitoring the requested parameter relating to the group session; and reporting the requested parameter relating to the group session to a policy and charging control entity.