43 results about "Packet data gateway" patented technology

Systems and methods described herein enable 5G core session management function (SMF) / user plan function (UPF) relocation to support ATSSS-enabled evolved packet data gateways (ePDG). An ePDG receives an access traffic steering, switching and splitting (ATSSS) trigger message from a user equipment (UE) device. The UE device is connected via a first session using a session management function (SMF) and a via a second session using a packet data network gateway (PGW). The ATSSS trigger message includes an SMF identifier for the SMF. The ePDG sends, in response to the ATSSS trigger message, a request to the SMF to merge the first session and the second session into a single registration.

Gatekeeping for roaming WiFi callers includes: receiving, by a first wireless network node, from a second wireless network node, an authentication request identifying a user equipment (UE) that is requesting a call over WiFi and identifying a network address of the UE; based on at least the network address of the UE, determining a location of the UE; based on at least the location of the UE, determining whether the call is permitted; based on at least determining that the call is not permitted for the UE, responding with a message that blocks the call. Solutions also include: receiving, by the second wireless network node, from a packet data gateway, a request for a call over WiFi; based on at least receiving the request, transmitting the authentication request to the first wireless network node, the authentication request identifying the network address of the UE.

The disclosed technology is directed towards preventing a handover of a Wi-Fi call to a Fifth Generation (5G) standalone cellular network. In one alternative, a 5G standalone usage setting is disabled on a mobile device when Wi-Fi calling is enabled on the mobile device. In another alternative, a 5G standalone usage setting is disabled on a mobile device when Wi-Fi calling is enabled on the mobile device and the mobile device is connected to a Wi-Fi network, which facilitates camping on a 5G standalone network when the mobile device is not connected to a Wi-Fi network. In yet another alternative, a 5G standalone usage setting is disabled on a mobile device when an evolved packet data gateway (ePDG) tunnel is set up on the mobile device, which similarly facilitates camping on a 5G standalone network when the ePDG tunnel is torn down.

A method for obtaining information for establishing emergency service sessions over a non-3GPP wireless access network, the method comprising: by a wireless device: Sending an initial query for emergency service public land mobile network (PLMN) information to a Domain Name System (DNS) server; receiving a first response including a list of one or more PLMNs supporting emergency service sessions over the non-3GPP wireless access network from the DNS server; Selecting a PLMN from the list of one or more PLMNs; Sending a second query for emergency service evolved packet data gateway (ePDG) information to the DNS server; receiving a second response including a list of Internet Protocol (IP) addresses for ePDGs supporting emergency service sessions over the non-3GPP wireless access network from the DNS server; and Sending a third query for local emergency number information to a DNS server located in a country in which the wireless device is roaming; and Receiving a third response including a list of local emergency service numbers categorized by emergency service type from the DNS server located in the country in which the wireless device is roaming.

Disclosed in the present application are a registration method, a packet data gateway, a terminal device, and a storage medium. The registration method is applied to a packet data gateway (PDG). The method comprises: establishing a control plane connection with a terminal device on the basis of a Quick User-Datagram-Protocol Internet Connections (QUIC)-based control plane protocol; receiving a registration request message which is sent by the terminal device on the basis of the control plane connection, wherein the registration request message comprises identification information and a registration parameter of the terminal device; sending an authentication request message to a core network device on the basis of the identification information and the registration parameter of the terminal device; and receiving an authentication authorization message sent by the core network device, and sending a registration response message to the terminal device on the basis of the authentication authorization message.

Implementations are described herein for wireless communication network handovers. One or more components of a visited public land mobile network (VPLMN) may send, to a packet data gateway (PGW) of a home public land mobile network (HPLMN), a create session request. The PGW of the HPLMN may send, to the one or more components of the VPLMN, a create session response that includes an identifier of the PGW. A mobility management entity (MME) of the VPLMN may send, to a home subscriber service (HSS) of the HPLMN, the PGW identifier. The HSS may use the PGW for a handover process, such as a handover from voice over Internet Protocol (VoIP) to voice over wireless local area network (WLAN).

A method, a network device, and a non-transitory computer-readable storage medium are described in relation to a low latency, low loss, and scalable throughput (L4S)-triggered prioritized connection service. The L4S-triggered prioritized connection service may enable an evolved packet data gateway (ePDG) to provision prioritized and non-prioritized tunnels with end devices via untrusted wireless local area networks. The prioritized tunnel may support L4S or another quality of service in which the ePDG may provide prioritized data forwarding. The end device may transmit a request that includes priority data.

The present disclosure provides a voice service configuration method and device, electronic equipment and storage medium, and relates to the technical field of wireless communication. The method comprises the following steps: obtaining a response message sent by an evolved packet data gateway (ePDG), wherein the response message comprises whether to carry back-off timer information; judging whether the response message carries the back-off timer information; if yes, stopping initiating a request for accessing a voice over WiFi (VoWiFi) network within a time limited by the back-off timer information according to the back-off timer information; and if no, stopping initiating the request for accessing the VoWiFi network. The present disclosure obtains the timer information of the response message sent by the ePDG, formulates a voice service configuration method according to the timer information, and avoids that the user does not open the VoWiFi service, thereby increasing the network resource pressure caused by the terminal constantly trying to access the VoWiFi network.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Disclosed herein is a method and apparatus for enhancing a quality of a Voice over Wi-Fi (VoWi-Fi) call in an electronic device (300). The method includes detecting, using an evolved Packet Data Gateway (ePDG) interface, a voice communication over a first wireless local area network (WLAN) among a plurality of WLANs associated with a node of a network. The method further includes determining one or more ePDG interface tunnel parameters associated with a plurality of ePDG interface tunnels. The method further includes establishing, upon detecting a change in the one or more determined ePDG interface tunnel parameters, the voice communication using a second WLAN among the plurality of WLANs to enhance the quality of the VoWi-Fi call.

Systems and methods described herein enable 5G core session management function (SMF) / user plan function (UPF) relocation to support ATSSS-enabled evolved packet data gateways (ePDG). An ePDG receives an access traffic steering, switching and splitting (ATSSS) trigger message from a user equipment (UE) device. The UE device is connected via a first session using a session management function (SMF) and a via a second session using a packet data network gateway (PGW). The ATSSS trigger message includes an SMF identifier for the SMF. The ePDG sends, in response to the ATSSS trigger message, a request to the SMF to merge the first session and the second session into a single registration.

Implementations are described herein for wireless communication network handovers. One or more components of a visited public land mobile network (VPLMN) may send, to a packet data gateway (PGW) of a home public land mobile network (HPLMN), a create session request. The PGW of the HPLMN may send, to the one or more components of the VPLMN, a create session response that includes an identifier of the PGW. A mobility management entity (MME) of the VPLMN may send, to a home subscriber service (HSS) of the HPLMN, the PGW identifier. The HSS may use the PGW for a handover process, such as a handover from voice over Internet Protocol (VoIP) to voice over wireless local area network (WLAN).

Provided in the present application are a communication method, and a device and a storage medium. The communication method applied to a packet data gateway comprises: sending a first discovery request message carrying at least first capability-related information to discover a first network element, wherein the first capability-related information is capability-related information supported by the first network element; and selecting, on the basis of a received first discovery response message, the first network element matching the first capability-related information.

Methods, systems, and apparatus for wireless communications are described. A user equipment (UE) may establish a cellular connection with a base station associated with a cellular radio network. The UE may receive an access policy of the cellular radio network, the access policy identifying an access preference rule for the UE to employ for connecting to a core network function of the cellular radio network, the access preference rule indicating to the UE that connection to the core network function is preferably via a non-cellular radio network. The UE may determine that a gateway between the non-cellular radio network and the core network function of the cellular radio network is not configured. The UE may determine that a gateway selection policy for the cellular radio network is not configured. The UE may establish a connection to a legacy core network function of a legacy cellular radio network via a legacy gateway.

Provided are a message forwarding method, a UPF selection method, an electronic device and a storage medium, the message forwarding method comprising: sending a first message to an evolved packet data gateway (ePDG), the first message carrying a communication capability identifier of a UE, the communication capability identifier being used for determining that the UE supports separation of a control plane and a media plane; a second message sent by the ePDG is received, the second message carries address information and a security parameter index SPI corresponding to a target user plane function UPF, and the target UPF supports separation of a control plane and a media plane; generating a first target message according to the SPI of the target UPF; and directly forwarding the first target message to the target UPF based on the address information of the target UPF. In this way, in the link of receiving the address information of the target UPF and the real-time call of the SPI, the UE can further directly send the first target message to the target UPF with the address information of the target UPF and the SPI as identifiers, and the message information in the actual call does not need to be forwarded through the ePDG, thereby effectively reducing the transmission delay in the message communication transmission.

Provided in one embodiment of the present specification is a method for user equipment (UE) for an Internet protocol multimedia subsystem (IMS) voice session. The method can comprise the steps of: establishing an EMS voice session by using a non 3GPP interworking function (N3IWF) or an enhanced packet data gateway (ePDG) through non-3rd generation partnership project (3GPP) access; determining that voice is not supported on a current NG-RAN on the basis of that the UE must moves the IMS voice session to a 3GPP access; and handing over a protocol data unit (PDU) session for the IMS voice session of the non-3GPP access to an evolved packet core (EPC) of the 3GPP access on the basis of the determination.

The application provides a user positioning method, device, equipment, medium and product. The method comprises the following steps: in response to a user address query request, a location service platform acquires a user number segment of a user to be queried corresponding to the user address query request, so as to determine an evolved packet data gateway corresponding to the user to be queried; the evolved packet data gateway acquires the user number segment; the evolved packet data gateway queries home broadband account information of the user to be queried according to the user number segment; the evolved packet data gateway returns the home broadband account information to the location service platform; the location service platform determines home broadband location information according to the home broadband account information, and determines the home broadband location information as location information of the user to be queried. The method of the application provides the location information of the user to be queried in real time, and improves the accuracy of the location information of the user to be queried.

The disclosure relates to an apparatus and method for providing a call function in an electronic device. The electronic device includes first communication circuitry supporting new radio (NR) communication and / or long term evolution (LTE) communication, second communication circuitry supporting wireless local area network (LAN) communication, and at least one processor operatively connected to the first communication circuitry and the second communication circuitry. The processor may be configured to resister the electronic device with a network using the NR communication through the first communication circuitry, connect communication with an evolved packet data gateway (ePDG) based on a protocol data unit (PDU) session being identified as being connected over a network using wireless LAN communication in a state in which the electronic device has registered with the network using the NR communication, obtain information related to a call function of the network using the NR communication based on the communication connection with the ePDG, connect the PDU session over the network using the wireless LAN communication, and control the connection with the network using the NR communication based on the information related to the call function of the network using the NR communication.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Disclosed herein is a method and apparatus for enhancing a quality of a Voice over Wi-Fi (VoWi-Fi) call in an electronic device (300). The method includes detecting, using an evolved Packet Data Gateway (ePDG) interface, a voice communication over a first wireless local area network (WLAN) among a plurality of WLANs associated with a node of a network. The method further includes determining one or more ePDG interface tunnel parameters associated with a plurality of ePDG interface tunnels. The method further includes establishing, upon detecting a change in the one or more determined ePDG interface tunnel parameters, the voice communication using a second WLAN among the plurality of WLANs to enhance the quality of the VoWi-Fi call.

The invention discloses an abnormal traffic interception method and device, equipment, a medium and a program product, and the method comprises the steps: copying target traffic at a target communication interface, and obtaining target copied traffic; wherein the target communication interface comprises a first communication interface or a second communication interface, the first communication interface is connected with the base station equipment and the service gateway equipment, and the second communication interface is connected with the service gateway equipment and the packet data gateway equipment; identifying abnormal information in the target copy traffic according to preset abnormal information, and intercepting the target traffic; determining a first target terminal and a second target terminal according to the transmission link of the target traffic; and generating an interception message according to the traffic information of the target traffic, and respectively sending the interception message to the first target terminal and the second target terminal. That is, according to the scheme of the invention, the abnormal traffic can be intercepted between the base station equipment and the service gateway equipment or between the service gateway equipment and the packet data gateway equipment, so that the security of mobile communication is improved.

Gatekeeping for roaming WiFi callers includes: receiving, by a first wireless network node, from a second wireless network node, an authentication request identifying a user equipment (UE) that is requesting a call over WiFi and identifying a network address of the UE; based on at least the network address of the UE, determining a location of the UE; based on at least the location of the UE, determining whether the call is permitted; based on at least determining that the call is not permitted for the UE, responding with a message that blocks the call. Solutions also include: receiving, by the second wireless network node, from a packet data gateway, a request for a call over WiFi; based on at least receiving the request, transmitting the authentication request to the first wireless network node, the authentication request identifying the network address of the UE.

The present application relates to the technical field of selecting packet data gateway, and particularly relates to a method, system, device and medium for flexibly selecting packet data gateway. The method comprises: generating priority and / or weight information corresponding to candidate packet data gateway control plane nodes in a packet data gateway set during user session establishment or mobility switching; sending the priority and / or weight information to a mobility management network element through a session response message; and when detecting that a fault occurs in an accessed packet data gateway control plane node, selecting a target packet data gateway control plane node from the packet data gateway set according to the priority and / or weight information to restore the user session. The MME / ePDG can select a PGW according to a configured priority and load sharing strategy, so that the resource utilization and load of the PGW Set reach an expectation, and load sharing according to priority or weight is realized.

The invention relates to the technical field of mobile communication, and discloses a service private network isolation system in an operator network, an enhanced home subscriber server HSS + comprises PGW addresses of all private networks, a DNS server IP and a VLAN ID; an enhanced mobile management entity MME + requests a PGW address, a DNS server IP and a VLAN ID of a corresponding private network from an HSS + according to a PDU session request of the terminal equipment, sends the DNS server IP to the terminal equipment, and sends the VLAN ID and the PGW address to an enhanced serving gateway SGW +; the SGW + sends the VLAN ID to a corresponding enhanced packet data gateway PGW + according to the PGW address; and the PGW + prints the VLAN ID corresponding to the private network on the data packet sent by the terminal equipment, forwards the data packet to the private network, removes the VLAN ID carried on the data packet sent by the private network, and forwards the data packet to the terminal equipment.

The present disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method and apparatus for enhancing the quality of a Wi-Fi voice (VoWi-Fi) call in an electronic device (300) is disclosed herein. The method includes detecting, using an evolved packet data gateway (ePDG) interface, voice communications on a first wireless local area network (WLAN) among a plurality of WLANs associated with a node of a network. The method also includes determining one or more ePDG interface tunnel parameters associated with the plurality of ePDG interface tunnels. The method further includes, upon detecting a change in the determined one or more ePDG interface tunnel parameters, establishing a voice communication using a second WLAN among the plurality of WLANs to enhance quality of the VoWi-Fi call.

Disclosed are systems and methods for a network framework for Wi-Fi barring of network usage that enables network management at a device level, which provides capabilities for the optimization of internet connectivity and data usage based on a user's and / or device's specific needs and priorities. The framework operates to handle information management system (IMS) connections and IMS registration failures over evolved Packet Data Gateways (ePDG). The framework provides a Wi-Fi backoff timer that can be implemented for particular Wi-Fi networks, which can correspond to a Wi-Fi access point (AP). Thus, a connected device (e.g., a user's smart phone) can toggle connectivity to and / or from a cellular network in accordance with encountered failures with an AP via the timer's implementation and network control of the device.

In one aspect, a method includes receiving, a serving gateway of a core network of a wireless communication system, a call request associated with an emergency service; assigning a Tunnel Endpoint Identifier (TEID) to the call, wherein the TEID has a plurality of bits and a first segment of the plurality of bits are set to identify the TEID as being associated with the emergency service; and establishing the call for the emergency service with a Packet Data Gateway (PGW) of the core network using the TEID, wherein the TEID enables the PGW to suppress deletion of a bearer associated with the call.

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Disclosed herein is a method and apparatus for enhancing a quality of a Voice over Wi-Fi (VoWi-Fi) call in an electronic device (300). The method includes detecting, using an evolved Packet Data Gateway (ePDG) interface, a voice communication over a first wireless local area network (WLAN) among a plurality of WLANs associated with a node of a network. The method further includes determining one or more ePDG interface tunnel parameters associated with a plurality of ePDG interface tunnels. The method further includes establishing, upon detecting a change in the one or more determined ePDG interface tunnel parameters, the voice communication using a second WLAN among the plurality of WLANs to enhance the quality of the VoWi-Fi call.

Various solutions for performance measurement function protocol (PMFP) procedure utilizing evolved packet data gateway (ePDG) with respect to user equipment (UE) and network apparatus in mobile communications are described. A UE may establish a packet data network (PDN) connection over untrusted non-3GPP access network as a user-plane resource of a multi-access (MA) data session. The UE may transmit a PMFP request message associated with a PMFP procedure to the network apparatus. The UE may count uplink (UL) packets sent over an entire of the PDN connection. The UE may receive a PMFP report message from the network apparatus. The PMFP report message may include a number of received UL packets counted over all bearers of the PDN connection by the network apparatus. So that the packet counting granularity is aligned between the UE and the network apparatus.

Systems and methods described herein enable 5G core session management function (SMF) / user plan function (UPF) relocation to support ATSSS-enabled evolved packet data gateways (ePDG). An ePDG receives an access traffic steering, switching and splitting (ATSSS) trigger message from a user equipment (UE) device. The UE device is connected via a first session using a session management function (SMF) and a via a second session using a packet data network gateway (PGW). The ATSSS trigger message includes an SMF identifier for the SMF. The ePDG sends, in response to the ATSSS trigger message, a request to the SMF to merge the first session and the second session into a single registration.

A method for optimizing cross Subscriber Identity Module (SIM) calling by a User Equipment (UE), comprising: detecting, by the UE, an event associated at the UE, and cross SIM calling is established at the UE; initiating, by the ePDG of the AP, an evolved Packet data gateway (ePDG) at a communication processor (CP) of the UE based on the call being established; and processing, by the CP of the UE, the cross SIM data packets using an IP security tunnel.

The disclosed embodiment provides a method, apparatus, device and medium for determining a fault in a communication process, the method comprising: in the process of communication between a first device and a second device, collecting first associated data based on a first evolved packet data gateway corresponding to the first device, and collecting second associated data based on a second evolved packet data gateway corresponding to the second device; in the case where the data gateway edge computing nodes corresponding to the first evolved packet data gateway and the second evolved packet data gateway are the same, processing the first associated data and the second associated data based on the data gateway edge computing node to determine the fault information of the first device and the second device in the communication process. The technical solution of the disclosed embodiment realizes processing the associated data of the device based on the data gateway edge computing node, determining the fault information of the device in the communication process, quickly determining the fault location, and reducing the operation and maintenance cost.