It is disclosed a method comprising holding access information relating to a terminal and a first network entity external to a currently visited network of the terminal, the access information being associated with a first network plane below a second network plane relating to network session initiation, and signaling, based on the second network plane, the held access information to a controlling entity; a method comprising receiving the signaled access information, the receiving being performed based on the second network plane, and relaying, based on the second network plane, the received access information to a second network entity; and a method comprising receiving the relayed access information, the receiving being performed based on the second network plane, and configuring the first network plane based on the access information.