Abstract: A method and system in the User Equipment (UE) for maintaining rejected network slice selection assistance information (NSSAI) for Single Network Slice Selection Assistance Information (S-NSSAI) not available due to maximum number of UEs reached per access type. The method comprises receiving a Non-Access Stratum (NAS) message including at least one of a registration accept, registration reject or CONFIGURATION UPDATE COMMAND message along with at least one of rejected Single Network Slice Selection Assistance Information (S-NSSAI(s)) information and a cause for the S-NSSAI not available due to maximum number of UEs reached from a network. Thereafter, the method includes determining by the UE an access type on which the rejected S-NSSAI(s) is applicable based on the received S-NSSAI(s) information and then maintaining a storage of the rejected NSSAI for the S-NSSAI not available due to the maximum number of the UEs reached per access type based on the determination.

Abstract: In an example embodiment, a method of optimizing service delivery performed by a UE operating in EN-DC mode is disclosed. The method comprises detecting that a network service is ongoing at the UE using a first radio access technology (RAT), based on an application request sent by the UE to a network, wherein the first RAT is one of long-term evolution (LTE) and NR. The method further comprises detecting, during the ongoing network service being availed using the first RAT, a frequency of one or more NR network procedures being performed by the UE to be greater than a first threshold frequency. The method further comprises modifying a measurement interval associated with an NR cell measurement procedure, in response to detecting the frequency of the NR network procedures to be greater than the first threshold frequency. Furthermore, the method comprises continuing the Network Service using the first RAT.

Abstract: Embodiments herein provide a method for managing a priority of Visited Public Land Mobile Networks (VPLMNs) of a wireless communication network. The method includes receiving a registration accept message including steering of roaming (SoR) information from a VPLMN; in response to a security check of the SoR information being failed, adding the VPLMN to a SoR abort list including PLMNs where a registration was aborted due to SoR; and deleting the SoR abort list after a predetermined time period.

Abstract: According to various embodiments, a method performed by a user equipment (UE) in a wireless network may include receiving a steering of roaming connected mode control information (SOR-CMCI) configuration or SOR information from a network entity, initiating a timer in response to receiving the SOR-CMCI configuration or the SOR information from the network entity, identifying whether the UE is in an idle mode before expiry of the timer, in case that the UE is in the idle mode, identifying a condition under which the UE is in the idle mode, and performing, based on the condition, a first operation of allowing the timer to continue running, or a second operation of stopping the timer and selecting a public land mobile network (PLMN).

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Embodiments herein disclose a wireless network and methods to maintain a MA PDU session at a NSACF entity. The method includes determining, by a SMF entity, that a PDU session is the MA PDU session based on an indication from a UE. Further, the method includes indicating, by the SMF entity, that the PDU session is the MA PDU session to the NSACF entity in response to determination. The wireless network may maintain the count accurately even though the PDU session is a MA PDU session.

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Embodiments herein provide a method for selecting route selection descriptor in network (1000) by a CE (100). The method includes receiving a URSP rule configuration from HPLMN apparatus (200). The URSP rule configuration includes a route selection criteria in a block. The block can be, for example, but not limited to a URSP information block of the URSP rule configuration, a traffic descriptor block of the URSP rule configuration, a route selection descriptor block of the URSP rule configuration, and a route validation criteria block of the URSP rule configuration. Further, the method includes detecting an initiation of an application in the UE. Further, the method includes determining that the URSP rule configuration is applicable to the application.

Abstract: A method and a system for optimizing acquisition time and power consumption at a user equipment (UE) are provided. The method includes establishing, by the UE located at an initial location, a radio resource control (RRC) connection with a non-terrestrial network (NTN)-based public land mobile network (PLMN), determining a current location of the UE based on one or more predetermined parameters, determining whether to perform a PLMN search for identifying a PLMN with a higher priority than connected NTN-based PLMN based at least on the initial location and the current location of the UE; and performing one of performing the PLMN search upon determining that a distance between the initial location and the current location of the UE is greater than a predetermined threshold distance value, or skipping the PLMN search upon determining that the distance between the initial location and the current location of the UE is less than the predetermined threshold distance value.

Abstract: A method and a system for selecting Non-Terrestrial Networks (NTNs) in communication networks are provided. The method includes prioritizing a random terrestrial network (TN) over other NTNs, changing the scan pattern to accommodate combination of Bands, radio access technologies (RATS), and public land mobile networks (PLMNs), and pre-configuring PLMN priorities at the user equipment (UE).

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. According to various embodiments of the present disclosure, a method of operating a user equipment (UE) in a wireless communication system is provided. The method comprises: while the UE is connected to a first cell of a new generation radio access network (NG-RAN), receiving SOR-CMCI (steering of roaming connected mode control information) from the first cell; starting a Tsor-cm timer based on the SOR-CMCI; and in case a cell change of the UE from the first cell to a second cell is detected and the second cell is a cell of an access technology other than NG-RAN; stopping the Tsor-cm timer.

Abstract: The present disclosure relates to a 5G communication system or a 6G communication system for supporting higher data rates beyond a 4G communication system such as long term evolution (LTE).

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method for controlling standalone access (SA) capability performed by a terminal, includes: detecting that at least one subscriber identity module (SIM) card is available in the terminal; determining whether the at least one SIM card supports SA capability available in the terminal; enabling the SA capability in the terminal based on determining that the at least one SIM card supports the SA capability; and disabling the SA capability in the terminal based on determining that the at least one SIM card does not support the SA capability.

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Embodiments herein disclose a wireless network and methods to maintain a MA PDU session at a NSACF entity. The method includes determining, by a SMF entity, that a PDU session is the MA PDU session based on an indication from a UE. Further, the method includes indicating, by the SMF entity, that the PDU session is the MA PDU session to the NSACF entity in response to determination. The wireless network may maintain the count accurately even though the PDU session is a MA PDU session.

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The present disclosure relates to a method and UE for managing SoR security check failure during registration procedure in wireless network. Embodiments herein provide a method for managing SOR security check failure during a registration procedure in a wireless network (1000) by a UE (100). The method includes sending a registration request message to a network apparatus (300) in the wireless network (1000). Further, the method includes storing a registration type set by the UE (100) while sending the registration request message to the network apparatus (300), wherein the registration type is one of a mobility registration updating and an initial registration. Further, the method includes receiving a registration accept message comprises a Steering of roaming connected mode control information (SOR-CMCI) configuration. Further, the method includes determining a SOR security check failure.

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Embodiments disclosed herein relate to wireless communication networks, and more particularly to managing PDU sessions in wireless communication networks. The method maintains by a user equipment (UE), a count value for the maximum number of PDU sessions for a first access and a second access on a first network entity (NE). The UE sends a PDU session establishment request when a number of active PDU sessions is lower than the count value for the maximum number of PDU sessions or an established PDU session is released on one or more of the first access and the second access in which the maximum number of the PDU sessions has been reached.

Abstract: The present disclosure relates to a system and a method for connection management. The method includes establishing, by a UE, a connection with a 5G cell. The established connection with the 5G cell is in a current tracking area of a 5G New Radio (NR). Further, the method includes determining, by the UE, one or more Long-Term Evolution (LTE) cells in the current tracking area or registration area that are not accessible to the UE (300). The one or more LTE cells are configured to operate on an LTE frequency. Furthermore, the method includes temporarily deprioritising or disabling, by the UE, a Stand Alone (SA) mode based on the determination of the one or more LTE cells in the current tracking area or the registration area that are not accessible to the UE.

Abstract: An example a method for managing paging restrictions in a wireless network includes detecting, by a UE, whether a first subscriber identity module (SIM) is configured for a dedicated data subscription (DDS). The method further includes detecting, by the UE, an occurrence of a trigger condition in connection with at least one of the first SIM and at least one second SIM and enabling, by the UE, a paging restriction to the at least one second SIM based on the occurrence of the predetermined trigger condition.

Abstract: A method for managing cell reselection by a user equipment (UE) is provided. The method includes storing, at the UE, a set of allowed frequency bands supported by a first operator. The set of allowed frequency bands are determined based on a first set of frequency bands supported by the first operator, and a second set of frequency bands associated with a second operator and permitted for use by the first operator. The method includes decoding a first system information block (SIB) comprising frequency information and frequency band information associated with corresponding neighbouring cells. The method includes determining one or more relevant neighbouring cells based on the corresponding first SIB and the set of allowed frequency bands, and further, determining, based at least on cell measurements associated with the one or more relevant neighbouring cells, at least one of a neighbouring cell for reselection.

Abstract: A method for communication by a UE in a wireless communication system is provided.

Abstract: Present disclosure relates to a method and a UE for releasing PDU session. The UE identifies that the UE is in a restricted service area. Upon identifying that the UE is in the restricted service area, the UE releases PTI allocated by the UE and performs a local release of the PDU session. Further, the UE provides, to a network, information related to the PDU session, based on a subsequent trigger of a registration procedure.

Abstract: A method of selecting access network for routing data of user equipment (UE) is provided. The method includes receiving trigger indicating a requirement of one or more network services. Further, the method includes determining that a UE is registered on a Third Generation Partnership Project (3GPP) access network and a non-3GPP access network simultaneously. The method includes identifying availability of one or more network services in the 3GPP access network and the non-3GPP access network. Thereafter, the method includes selecting one of, the 3GPP access network and the non-3GPP network, based on availability of one or more network services in one of, the 3GPP access network and the non-3GPP access network, or selecting one of, the 3GPP access network and the non-3GPP network based on one or more network parameters, when one or more network services are available in the 3GPP access network and the non-3GPP access network.