Abstract: An apparatus, comprising at least one processor, and at least one memory storing instructions, the at least one memory and the instructions configured to, with the at least one processor, cause a network node to transmit a first information, which characterizes one or more slices onto which a network allows slices of existing PDU sessions to be re-mapped, to a user equipment.

Abstract: Systems, methods, apparatuses, and computer program products for controlling the PDCP level data split from a remote UE over MP. One method may include a user equipment, receiving a message from a network entity comprising an indication of a path control via a configured grant, and, based at least in part on the indication of the path control via the configured grant, performing data transmission over at least one of a direct path with the network entity and an indirect path with the network entity via a relay user equipment.

Abstract: Systems, methods, apparatuses, and computer program products for remote user equipment direct to indirect path switching in sidelink relay are provided. For example, a method can include receiving, at a user equipment from a network element, a system information block message having an information element to configure monitoring of paging messages at a common paging occasion, which can be configured for user equipment that are in idle or inactive state and that are configured to act as a user-equipment-to-network relay user equipment. The method may also include monitoring a page at the common paging occasion based on the information element. The method may further include sending a random access preamble dedicated to the user equipment in response to the page. The method may additionally include performing a state transition to connected mode only after a response to the random access preamble is received.

Abstract: A method and apparatus is provided wherein, a relay user equipment receives from at least one user equipment, a request to establish a radio resource control connection with a base station over a relay, transmits to the base station, a radio resource control message based, at least partially, on the request, receives from the base station, a message including, at least, a temporary identifier for the at least one user equipment and transmits at least the temporary identifier to the at least one user equipment.

Abstract: The disclosure relates to an apparatus comprising: means for receiving (800) sidelink control information sent from a relay user equipment; and means for performing (802) flow control for ingress data sent from the apparatus to the relay user equipment to be relayed to a destination user equipment paired with the apparatus based on the sidelink control information sent from the relay user equipment.

Abstract: There is provided a method, comprising: obtaining, by a user equipment in a first cell, information of at least one candidate relay device, the information including at least a first cell identifier associated with the at least one candidate relay device; transmitting the information to a radio access node of the first cell; receiving, from the radio access node, a path switching command comprising an indication of a relay device among the at least one candidate relay device and a second cell identifier; transmitting, to the relay device, a request to act as a relay for the user equipment, the request comprising an indication of the second cell identifier associated with the path switching command.

Abstract: Systems, methods, apparatuses, and computer program products for determining random access channel (RACH) resources or parameters based on network slice-based resource allocation classes (RACs) may be provided. A mapping between network slices and a set of RACs may be determined by a core network (CN). The CN may send this mapping to the UE. The UE may select RACH resources or parameters for a network slice. The radio access network (RAN) may determine a mapping between the RACs and the RACH resources or parameters. The UE may determine the corresponding RACH resources or parameters to be used for a RAC.

Abstract: An apparatus may be configured to: connect to a first base station with one of: a direct connection, or an indirect connection via a first relay user equipment; determine at least one second relay user equipment for receiving a reconfiguration message for path switching to a second base station; establish a sidelink connection with the at least one second relay user equipment; and receive, via the sidelink connection from the at least one second relay user equipment, the reconfiguration message for the path switching to the second base station. An apparatus may be configured to: receive, from a second base station, a reconfiguration message, wherein the received reconfiguration message comprises a reconfiguration message for a remote user equipment; establish a sidelink connection with the remote user equipment; and forward, to the remote user equipment, the reconfiguration message for the remote user equipment.

Abstract: Methods, apparatuses, and computer program products are provided to facilitate relay discovery, selection, and/or reselection for U2N relaying over SL utilizing a service-continuity indication provided via one or more solicitation messages from a remote UE to at least one relay UE. In some embodiments, a serving network may provide identification of the at least one relay UE via a remote configuration for the remote UE. In some embodiments, the serving network may provide identification of the at least one relay UE via a response message transmitted to the remote UE via SL. In some embodiments, the remote UE may prioritize one or more potential relay UE candidates identified by the serving network.

Abstract: Techniques for performing sidelink discovery with user equipment (UE) to UE relay are provided. An initiating UE initiates a sidelink discovery solicitation message toward relay UEs and responding UEs. A relay UE can facilitate the discovery between two or more UEs by monitoring for sidelink discovery solicitation messages and sidelink discovery solicitation responses. A responding UE in receipt of a sidelink solicitation message responds toward a relay UE and/or initiating UE via communication method that may depend on various factors. The communication method may include non-unicast communication, such as broadcast or multicast, to reduce signaling overhead in comparison to unicast communication methods.

Abstract: The disclosure relates to an apparatus comprising: means for determining (600) that a condition indicating that at least one first user equipment needs a sidelink communication with a second user equipment is met; and means for determining (602) to use a first discovery model including broadcasting a discovery announcement to the at least one first user equipment.

Abstract: A method comprising: determining, by a user equipment, that a non-closed access group cell is available to the user equipment in a public land mobile network, wherein the public land mobile network is identified by a public land mobile network identity and the user equipment is only allowed to access the public land mobile network via one or more closed access group cells; displaying the public land mobile network identity to a user; receiving user input selecting the public land mobile network identity; and transmitting a registration request to the public land mobile network identified by the public land mobile network identity.

Abstract: There is disclosed methods, apparatuses and computer program products for management of sidelink based relaying. In accordance with an embodiment, the method comprises obtaining information of sidelink resource pools related to sidelink communication in a wireless communication network; determining one or more prioritized resource pools from the obtained information of sidelink resource pools; obtaining information of candidate relay user equipments for sidelink communication from the determined one or more prioritized resource pools; prioritizing for reporting at least one candidate relay user equipment among the candidate relay user equipments based on the determined one or more prioritized resource pools; and reporting the prioritized at least one candidate relay user equipment to the wireless communication network.

Abstract: A method comprising: determining, by a user equipment, that a non-closed access group cell is available to the user equipment in a public land mobile network, wherein the public land mobile network is identified by a public land mobile network identity and the user equipment is only allowed to access the public land mobile network via one or more closed access group cells; displaying the public land mobile network identity to a user; receiving user input selecting the public land mobile network identity; and transmitting a registration request to the public land mobile network identified by the public land mobile network identity.

Abstract: A plurality of interworking functions, which provide inter-working between a communication network acting as an access network and a non-public network, is associated with a plurality of sites or network slices hosted by the non-public network (S201). A user equipment is configured Process 1 to select an interworking function of the plurality of interworking functions based on information on a site or network slice the user equipment is associated with, of the plurality of sites or network slices (S203).

Abstract: Systems, methods, apparatuses, and computer program products for determining random access channel (RACH) resources or parameters based on network slice-based resource allocation classes (RACs) may be provided. A mapping between network slices and a set of RACs may be determined by a core network (CN). The CN may send this mapping to the UE. The UE may select RACH resources or parameters for a network slice. The radio access network (RAN) may determine a mapping between the RACs and the RACH resources or parameters. The UE may determine the corresponding RACH resources or parameters to be used for a RAC.

Abstract: A method comprising: determining, by a user equipment, that a non-closed access group cell is available to the user equipment in a public land mobile network, wherein the public land mobile network is identified by a public land mobile network identity and the user equipment is only allowed to access the public land mobile network via one or more closed access group cells; displaying the public land mobile network identity to a user; receiving user input selecting the public land mobile network identity; and transmitting a registration request to the public land mobile network identified by the public land mobile network identity.

Abstract: A method and apparatus can be configured to attach to a first network. The first network may use a first radio-access technology. The method may also comprise connecting to a second network. The second network may use a second radio-access technology. The method may also comprise transmitting an identifier to the second network. The identifier may relate to a first network node of the first network to which the apparatus may be attached.

Abstract: A method and apparatus can be configured to attach to a first network. The first network may use a first radio-access technology. The method may also comprise connecting to a second network. The second network may use a second radio-access technology. The method may also comprise transmitting an identifier to the second network. The identifier may relate to a first network node of the first network to which the apparatus may be attached.