FACILITATING A COMMUNICATION SESSION

摘要

According to the present invention there is provided a method of facilitating a communication session between a user terminal and an Application Function over an IP Connectivity Access Network in which a mobile IP-based mobility protocol is used. The method comprises, if it is determined that the Quality of Service rules for the communication session cannot be installed or enforced due to a limitation on the resources available in the Access Network, reporting this to the Application Function together with information on the available resources.