Abstract: Embodiments here in relate to methods for message handling performed by an Access and Mobility Management function, AMF, and a User Equipment, UE, as well as a corresponding AMF and UE. Particularly, embodiments herein relate to methods for handling service requests performed by an Access and Mobility Management function, AMF, and a User Equipment, UE, as well as a corresponding AMF and UE.

Abstract: An Access and Mobility Management Function (AMF) provides the UE with a UE Reporting Area, URA. The URA is a sub-area of the Reporting Area, RA and is defined by a set of cells, gNBs or traffic area identifiers, TAIs, or a combination of them. The UE sends a notification to the AMF when it crosses the border of URA. The AMF determines the URA by retrieving or determining a RA for the UE, retrieving a PRA of the UE, and determining the URA in dependence on the RA and PRA.

Abstract: According to certain embodiments, a method is disclosed for use in a network node. The method comprises obtaining network slice availability associated with one or more neighboring network nodes. The network slice availability indicates which of a plurality of network slices is supported by each of the one or more neighboring network nodes. The method further comprises managing slice connectivity of a wireless device based on the network slice availability of the one or more neighboring network nodes.

Abstract: A network node is configured for use in a wireless communication network. The network node is configured to acquire radio access capability information of a wireless device. The radio access capability information of the wireless device indicates radio access capabilities of the wireless device. The network node is configured to determine if the wireless communication network received the radio access capability information of the wireless device before access stratum security was activated for the wireless device. If the wireless communication network received the radio access capability information of the wireless device before access stratum security was activated for the wireless device according to that determination, the network node is configured to re-acquire the radio access capability information of the wireless device after access stratum security is activated for the wireless device.

Abstract: Embodiments of a method in a radio access node and a corresponding radio access node are disclosed. The method comprises: sending, to a mobility function entity, first information indicative of a tracking area(s) and a network slice(s) supported by the radio access node; and receiving, from the mobility function entity, second information indicative of a network slice(s) that are: (a) supported by the radio access node and the mobility function entity and (b) permitted by one or more network policies, for each of at least one of the tracking area(s) supported by the radio access node; or (a) supported by the mobility function entity and (b) permitted by one or more network policies, for each of at least one of the tracking area(s) supported by the radio access node. Embodiments of a method in a mobility function entity and a corresponding mobility function entity are also disclosed.

Abstract: Methods of operating a network node in a wireless local area network, a mobile terminal and a server, respectively, are disclosed. Corresponding computer programs, as well as a network node, a mobile terminal and a server are also disclosed. The network node establishes connection with the mobile terminal; and sends at least one network name to the mobile terminal, wherein the at least one network names correspond to possible public land mobile networks, PLMNs, based on the determined AAA information. The mobile terminal can thus display the network name.

Abstract: A method for operating a User Equipment (UE) is disclosed, wherein the UE is served by a source first network function in a first network and requires to register with a target second network function in a second network. The method comprises generating a registration request with integrity protection for at least a part of the registration request (1200), and sending an integrity protected part of the registration request to the source first network function via the target second network function (1202). Also disclosed are methods of operating first and second network functions.

Abstract: A method for operating a mobile entity in a mobile communications network having at least one slice is provided. The slice of the mobile communication to which the mobile entity intends to connect is determined. Additionally, whether a relationship can be identified in the mobile entity is determined. The relationship indicates whether the slice to which the mobile entity intends to connect is related to an access point of the that slice. A request message is then transmitted to a radio access network (RAN) of the mobile communications network that includes the identified relationship.

Abstract: Methods and systems for online services applications and application functions to provide User Equipment (UE)-generated information to network data analytics to support network automation and optimization are provided. According to one aspect of the present disclosure, a method for an online services application or Application Function (AF) to provide UE-Generated Information (UGI) to support network automation and optimization comprises, at a Network Data Analytics (NWDA) function: receiving UGI that was collected by a UE or by an online services AF; generating network automation and optimization information based on at least some of the received UGI; and sending the network automation and optimization information to a Radio Access Network (RAN).

Abstract: Core network equipment (20) in a wireless communication system transmits control plane signaling (22) to a user equipment (16) which receives that control plane signaling (22). The control plane signaling (22) indicates a privacy key (24) with which a subscriber identifier (e.g., an international mobile subscriber identity, IMSI) associated with the user equipment (16) is to be encrypted or decrypted. The control plane signaling (22) may be non-access stratum, NAS, signaling. The privacy key (24) may be a public key of a home network associated with the subscriber identifier.

Abstract: A communication device, network node and methods therein in for handling network slices in a wireless communication network are disclosed. The communication device encrypts Network Slice Selection Assistance information, NSSAI, using public key cryptography and includes the encrypted NSSAI in a Non Access Stratum, NAS, registration request. Then the communication device sends a Radio Resource Control, RRC, request to the network node including the NAS registration request. The network node receives the RRC connection request from the communication device and selects a network function based on information in the RRC connection request. The network node forwards the NAS registration request to the network function and forwards to the communication device a NAS registration response received from the network function after the network function decrypting the NSSAI using a PLMN private key.

Abstract: A network node is configured for use in a wireless communication network. The network node is configured to acquire radio access capability information of a wireless device. The radio access capability information of the wireless device indicates radio access capabilities of the wireless device. The network node is configured to determine if the wireless communication network received the radio access capability information of the wireless device before access stratum security was activated for the wireless device. If the wireless communication network received the radio access capability information of the wireless device before access stratum security was activated for the wireless device according to that determination, the network node is configured to re-acquire the radio access capability information of the wireless device after access stratum security is activated for the wireless device.

Abstract: A method of operating an Access and Mobility Management Function (AMF) of a communications system that includes an access node (AN) configured to communicate through a wireless air interface with user equipments (UEs) and that has a Session Management Function (SMF), is provided. The method includes receiving an indication of a Max Data Radio Bearer Integrity Protection, DRB-IP, rate indicating a maximum computational capacity of the UE to process DRBs that have integrity protection during Packet Data Unit (PDU) sessions. A PDU session establishment request NAS message is received from the UE for establishing a PDU session. A PDU session create message is communicated toward the SMF. A SMF message is received that contains an indication of an allocated DRB-IP rate for DRBs that are to be integrity protected for a PDU session being established.

Abstract: A method performed by a wireless communication device for monitoring for a paging message from a core network node in a wireless communications network. The wireless communication device monitors (304) for the paging message at one or more paging occasions during a time period for monitoring paging. The start of the time period is based on an instant of time when the wireless communication device registers to the core network node.

Abstract: The present disclosure is directed to method in a mobility management node and such a node for delivering data to a wireless communication device (WCD) served by the mobility management node, operating in a communication network comprising a network entity (NE) and a radio access network (RAN) node serving the WCD, the method comprises: obtaining capability information indicating whether the RAN node supports acknowledgement of a successful delivery of data to the WCD; receiving a data message sent by the NE comprising user data intended for the WCD; sending a control plane message comprising the user data to the RAN node for further delivery to the WCD; sending a response to the NE indicating the outcome of the data delivery.

Abstract: There are provided mechanisms for supporting a Circuit Switched (CS) service in a 5G Core Network (5GCN). A method is performed by a wireless device. The method comprises registering with an Access and Mobility Management Function (AMF) of the 5GCN using Non-Access Stratum (NAS) signalling. The method comprises registering, with the 5GCN and using NAS signalling, for at least one CS service, wherein the registering for the at least one CS service is performed in conjunction with registering with the AMF.

Abstract: A method of operating a wireless device in a radio access network may be provided where an active time is defined for monitoring of downlink transmissions in an idle state following a connected state. The method may include providing wireless communication with the radio access network in a connected state. A disconnect message may be received including an indication to disable monitoring of downlink transmissions in the idle state. Responsive to receiving the disconnect message including the indication to disable monitoring of downlink transmissions in the idle state, a power saving mode for the wireless device may be initiated without waiting a duration of the active time after receiving the disconnect message.

Abstract: In one aspect, a device, operating in an access network that can provide a plurality of QoS levels for user data flowing to and from the device, establishes a packet data session via the access network and receives, from the access network, cost information associated with each of one or more QoS levels. The device selects, for user data for at least a first application or service, a QoS level from among the plurality of QoS levels based on the cost information. The device transmits packets carrying user data for the first application or service to the access network. The transmission includes applying a QoS treatment to the user data according to the selected QoS level.

Abstract: A wireless device (10) is configured to map a first type of identity (ID1) usable in a first type of wireless communication network (20) to a second type of identity (ID2) usable in a second type of wireless communication network (30). The second type of identity (ID2) may be mappable from any one of multiple different possible types of identities usable in different respective types of wireless communication networks, including the first type of identity (ID1). The wireless device (10) is also configured to transmit to a base station (36) signaling (60) that includes the second type of identity (ID2) and that indicates a type of identity, from among the multiple different possible types of identities, from which the second type of identity (ID2) is mapped by indicating that the second type of identity (ID2) is mapped from the first type of identity (ID1).

Abstract: The embodiments herein relate to a method in a mobility management node (108) for handling overload in a communications network (100). When overload in the communications network (100) has been detected, the mobility management node (108) receives information indicating at least one blocked IP address to which access should be blocked. The mobility management node (108) receives a communication request message from a UE (101) via a RAN node (105). The communication request message is a request for communication by the UE (101). The mobility management node (108) determines that the UE's (101) request for communication should be rejected when the UE (101) is associated with a blocked IP address.