Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may receive a vehicle-mounted relay (VMR) configuration, the VMR configuration including one or more operating parameters associated with performing communication relaying. The wireless communication device may perform communication relaying based at least in part on the one or more operating parameters indicated by the VMR configuration. Numerous other aspects are described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a relay entity may establish a wireless communication session with a network entity associated with a visited public land mobile network (VPLMN), wherein the relay entity is configured to perform access node functions and user equipment (UE) functions, and wherein establishing the wireless communication session includes enabling wireless communication for both the access node functions and the UE functions via the VPLMN. The relay entity may perform a relay service via the access node functions. Numerous other aspects are described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a network, a procedure rejection message for non-cellular access at a non-access stratum (NAS) layer, and provide a first congestion indication from the NAS layer to lower layers for non-cellular access based at least in part on the receiving the procedure rejection message. The UE may refrain, at the lower layers, from initiating establishment of a signaling connection based at least in part on the first congestion indication. Numerous other aspects are provided.

Abstract: Certain aspects of the subject matter described in this disclosure can be implemented in a method for wireless communication by a user equipment (UE). The method generally includes receiving a public warning system (PWS) message, wherein the PWS message includes information associated with at least one program provided via a multimedia service, and retrieving the at least one program via the multimedia service based on the information indicated in the PWS message.

Abstract: Methods, systems, and devices for wireless communications are described. Generally, a network may establish a multiple access (MA) packet data unit (PDU) session for a local area data network (LADN) and may reconfigure a registration area to map to a LADN service area. A network may establish an MA PDU session for an LADN, but may steer traffic to only one of two access links. A network may reject a request for an MA PDU if it is for an LADN. A user equipment (UE) may be configured to trigger a UE registration update or other location information if it leaves an LADN service area while in an idle mode with one access network and a connected mode with the other access network. A UE may request LADN registration, and the network may provide the UE with an indication that MA PDU sessions for the LADN are not supported.

Abstract: A method is provided. The method may be performed by a UE. The method includes attempting to attach to or to perform a tracking area update in an EPS network to obtain voice services for a number of times. The method includes starting a modified timer based on a failure to attach to or to perform the tracking area update in an EPS network for the number of times and based on a configuration parameter. The modified timer may be modified based on a default timer. The method includes keeping an S1 mode enabled when starting the modified timer. The method includes attempting to obtain the voice services based on one or more access technologies other than EPS. The method includes attaching to or performing a tracking area update in the EPS network to obtain voice services based on the modified timer.

Abstract: Various techniques and approaches described herein may be applied to control congestion at a session management (SM) function (SMF) based on at least one back-off timer maintained at a user equipment (UE). In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a UE. The UE may be configured to establish a protocol data unit (PDU) session with a SMF. The UE may be configured to determine whether a back-off timer associated with the PDU session is terminated. The UE may refrain from sending, to the SMF, data over a control plane associated with the PDU session when the back-off timer is unterminated. The UE may send, to the SMF, the data over the control plane associated with the PDU session when the back-off timer is terminated.

Abstract: Certain aspects of the subject matter described in this disclosure can be implemented in a method for wireless communication by a user equipment (UE). The method generally includes registering with a first public land mobile network (PLMN) of a first network operator in response to detection of an interruption event associated with a second PLMN of a second network operator; determining that the interruption event has ended; and taking one or more actions to communicate with the second PLMN in response to the ending of the interruption event, wherein taking the one or more actions to communicate with the second PLMN is based on a constraint associated with access attempts to the second PLMN.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station may receive a cell identifier associated with a neighboring base station. The base station may transmit, to a domain name system (DNS) server, a query constructed based at least in part on reversing a set of bits in the cell identifier. The base station may receive, from the DNS server and based at least in part on the query, an Internet Protocol (IP) address associated with the neighboring base station. Numerous other aspects are described.

Abstract: Techniques for managing access combinations for multiple access protocol data unit (PDU) sessions are described. A communication device may receive control signaling indicating a configuration for a multiple access PDU session associated with a plurality of access links. The plurality of access links may be associated with a first type of access, a second type of access, or a combination thereof. The communication device may select a mode for allocation of a data flow associated with the multiple access PDU session to the plurality of access links based at least in part on the received control signaling. The communication device may allocate the data flow associated with the multiple access PDU session to the plurality of access links based at least in part on the selected mode, and transmit the allocated data flow over the plurality of access links associated with the two types of access.

Abstract: Methods, systems, and devices for wireless communications are described. An access and mobility management function (AMF) proxy may establish a first communication link between the AMF proxy and a first radio access network (RAN) associated with a first network operator, a second communication link between the AMF proxy and a first AMF associated with the first network operator, and a third communication link between the AMF proxy and a second AMF associated with a second network operator. The AMF proxy may the receive a message from the first RAN that includes a source identifier (ID) associated with a network entity of the first RAN and a target AMF ID. Following, the AMF proxy may transmit the message to the first AMF or transmit the message to the second AMF, based on the target AMF ID corresponding to the first AMF or the target AMF ID corresponding to the second AMF.

Abstract: Methods, systems, and devices for wireless communications are described. An access and mobility management function (AMF) proxy may establish a first communication link between a radio access network (RAN) of a first network operator and a first AMF of the first network operator via the AMF proxy and a second communication link between the RAN of the first network operator and a second AMF of a second network operator via the AMF proxy. The AMF proxy may receive a message from the RAN via the first communication link or the second communication link directed towards a target proxy endpoint address of the first AMF or of the second AMF. As such, the AMF proxy may transmit the message from the RAN to the first or to the second AMF based on a mapping between a set of target proxy endpoint addresses, and one or more source proxy endpoint addresses.

Abstract: Methods, systems, and devices for wireless communications are described. An access and mobility management function (AMF) proxy may establish communication links with a RAN and a first AMF of a first network operator, and with a second AMF of a second network operator. The AMF proxy may receive a first message from the RAN, the first AMF, or the second AMF, the message indicating a manipulated or unmanipulated AMF user equipment (UE) identifier (ID) and a manipulated or unmanipulated RAN UE ID. The AMF proxy may perform ID manipulation the UE IDs in the first message based on a first mapping between the manipulated and unmanipulated AMF UE ID and a second mapping between the manipulated and unmanipulated RAN UE ID. The AMF proxy may transmit a second message to the first AMF, the second AMF, or the RAN based on the AMF UE ID or the RAN UE ID.

Abstract: Certain aspects of the present disclosure provide techniques for establishing a dual third generation partnership project (3 GPP) access protocol data unit (PDU) session. An example method performed by a user equipment includes selecting a first access link for a protocol data unit (PDU) session, selecting a second access link based on the first access link, and establishing the PDU session based on the selected first access link and the second access link.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a network device, a UE route selection policy (URSP) rule that indicates a preference for a multi-access protocol data unit (PDU) session and a preferred quantity and preferred types of access links for the multi-access PDU session. The UE may establish the multi-access PDU session using the preferred quantity and the preferred types of access links indicated by the URSP rule. Numerous other aspects are described.

Abstract: Aspects disclosed herein facilitate security handling of 5GS to EPC reselection are disclosed herein. An example method at a UE includes transmitting a first TAU request, the first TAU request encoded using a first security context associated with a first RAT, the first TAU request being integrity protected using a first uplink count based on the first security context, and the first TAU request including a first set of information including an identifier mapped to a second RAT associated with the first network entity. The example method also includes transmitting a second TAU request, the second TAU request including the first set of information, the second TAU request being integrity protected using a second uplink count. The example method also includes communicating based on a mapped security context based on the first security context and at least one of the first uplink count or the second uplink count.

Abstract: Various embodiments of methods of managing data measurement reporting may include sending from an application processor of a user equipment (UE) to a modem of the UE an attention (AT) command to configure the modem to send an unsolicited result code in response to receiving a pause command or a resume command related to sending of application level measurement information being gathered by the UE, receiving a pause command from a network element while sending of application level measurement information being gathered by the UE to the network element, sending from the modem to the application processor an unsolicited result code including a pause indication or instruction to temporarily pause sending of the application level measurement information in response to the received pause command and the AT command, and pausing sending of the application level measurement information by the modem in response to the pause command.

Abstract: This disclosure provides systems, methods and apparatus, including computer programs encoded on computer storage media, for supporting an interface between a system that implements sensitive networking (TSN) and a wireless communications system. In one aspect, a network entity, which may be configured to communicate over the wireless communications system, may interface with one or more TSN bridges of the TSN system. The network entity may share timing information with a centralized network configuration (CNC) entity of the TSN system and may perform a time domain mapping between a first clock used by the CNC entity and a second clock used by the network entity. For example, the network entity may map absolute times using a clock drift between the first clock and the second clock and may convert time durations using a cumulative rate ratio between the first clock and the second clock.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may receive, from a time-sensitive networking (TSN) application function (AF), a first request for a parameter at a device-side TSN translator (DS-TT) associated with the wireless communication device. The wireless communication device may generate a cause code that indicates that the parameter is supported but not available, if the parameter is not available. The wireless communication device may transmit the cause code to the TSN-AF. Numerous other aspects are described.

Abstract: Example in-band delay measurement techniques are described. An example first computing device transmits, to a second computing device, a first data packet, the first data packet including a first time indicator and at least one header extension element. The at least one header extension element includes a header extension element header, the header extension element header having a length of at least one byte. The first computing device receives, from the second computing device, a second data packet, the second data packet including a second time indicator. The first computing device determines a data packet delay associated with the first data packet based on the first time indicator and the second time indicator and transmits an indication of the data packet delay to at least one of the second computing device or a third computing device.