INDICATION OF ADMISSIBLE COMMUNICATION TYPE
Method comprising: monitoring whether a network function receives an indication of a group type of a group, wherein, for the group type, a set of one or more admissible types of traffic routing admitted for a communication within the group is stored; checking whether the set of one or more admissible types of traffic routing stored for the group type comprises a first type of traffic routing if the network function receives the indication; inhibiting the network function to instruct a user plane function to apply the first type of traffic routing to a communication between a first member of the group and a second member of the group if the set of the one or more admissible types of traffic routing does not comprise the first type of traffic routing.