A User Equipment, UE , comprising: a transmission and reception unit ; and a controller , wherein a first procedure is a procedure, in order to change an anchor, for releasing a first existing PDU session after having established a second PDU session, in the first procedure, the transmission and reception unit is configured for: receiving a NAS, Non-Access Stratum, message which is transmitted by an apparatus in a core network , based on determining that the anchor needs to be changed; and receiving a cause indicating that a PDU Session re-establishment to the same DN is required, the controller is configured for initiating a UE-requested PDU session establishment procedure, based on receiving the NAS message, the NAS message includes information indicating time until the first existing PDU session is released, and in the UE-requested PDU session establishment procedure, the transmission and reception unit is further characterised by : transmitting, to the core network , information indicating the first existing PDU session and information indicating the second PDU session and a PDU session establishment request message containing information indicating that the UE supports an establishment of a multi homed PDU session; and receiving, from the core network , a Router Advertisement, RA, message containing Route Preference information. a transmission and reception unit ; and a controller , wherein a first procedure is a procedure, in order to change an anchor, for releasing a first existing PDU session after having established a second PDU session, in the first procedure, the transmission and reception unit is configured for: receiving a NAS, Non-Access Stratum, message which is transmitted by an apparatus in a core network , based on determining that the anchor needs to be changed; and receiving a cause indicating that a PDU Session re-establishment to the same DN is required, receiving a NAS, Non-Access Stratum, message which is transmitted by an apparatus in a core network , based on determining that the anchor needs to be changed; and receiving a cause indicating that a PDU Session re-establishment to the same DN is required, the controller is configured for initiating a UE-requested PDU session establishment procedure, based on receiving the NAS message, the NAS message includes information indicating time until the first existing PDU session is released, and in the UE-requested PDU session establishment procedure, the transmission and reception unit is further characterised by : transmitting, to the core network , information indicating the first existing PDU session and information indicating the second PDU session and a PDU session establishment request message containing information indicating that the UE supports an establishment of a multi homed PDU session; and receiving, from the core network , a Router Advertisement, RA, message containing Route Preference information. transmitting, to the core network , information indicating the first existing PDU session and information indicating the second PDU session and a PDU session establishment request message containing information indicating that the UE supports an establishment of a multi homed PDU session; and receiving, from the core network , a Router Advertisement, RA, message containing Route Preference information. <EOS>