46 results about "Tunneling protocol" patented technology

A first base station (BS) sends a first parameter indicating that the first BS configures protocol data unit (PDU) set importance (PSI) based discarding, for a PDU session, of a wireless device, terminated at the first BS. The first BS determines that resources of the first BS are congested, for the PDU session, and sends a general packet radio service tunneling protocol (GTP) message comprising a second parameter indicating activation of PSI based discarding for the PDU session.

In a communication method, a first session management function (SMF) determines, based on a group identifier of a group to which a target user equipment belongs, a first user plane function (UPF) connected to a first user equipment, where the first user equipment is an access point user equipment in the group; the first SMF sends an Internet Protocol (IP) address of the target user equipment and / or the group identifier to the first UPF; and the first UPF establishes a General Packet Radio Service (GPRS) Tunneling Protocol User Plane (GTP-U) tunnel between the first UPF and the second UPF, and stores a correspondence between the IP address and the GTP-U tunnel to implement packet forwarding.

The invention discloses an RTMP one-way proxy method, system and device based on one-way import equipment and a medium, mainly relates to the technical field of one-way proxy, and is used for solving the problems that in the existing scheme, the one-way flow of data is strictly limited, but a VPN (Virtual Private Network) needs to establish a tunnel through two-way communication, and the handshake process of an RTMP also depends on two-way transmission, so that the efficiency is high. The defect cannot be avoided in the prior art. Comprising a streaming media service relay module connected with RTMP stream pushing end equipment A, a one-way sending program connected with the streaming media service relay module, a one-way receiving program connected with the one-way sending program, and an analog terminal publishing module connected with the one-way receiving program. The system comprises a subscribed external network RTMP streaming media server, an analog terminal subscription module connected with the subscribed external network RTMP streaming media server, a one-way sending program connected with the analog terminal subscription module, a one-way receiving program connected with the one-way sending program, and an analog terminal publishing module connected with the one-way receiving program.

The invention discloses a network connection unmanned aerial vehicle identification method, and relates to the technical field of unmanned aerial vehicle prevention and control. The method comprises the following steps: acquiring a user plane data stream at a base station side in a cellular communication network; performing protocol analysis on the user plane data stream, and extracting inner-layer communication feature information packaged in a tunnel protocol; based on the inner-layer communication feature information, judging whether the user plane data flow is matched with a preset unmanned aerial vehicle service identifier feature or not; if yes, performing secondary verification by combining the flow behavior characteristics of the user plane data flow with a preset unmanned aerial vehicle communication behavior model; and when the flow behavior characteristics meet the unmanned aerial vehicle communication behavior model, determining that the user plane data flow corresponds to the network connection unmanned aerial vehicle. Through a dual verification mechanism of high-level service feature matching and bottom-level flow behavior secondary verification, accurate and real-time identification of the networked unmanned aerial vehicle is realized, an identification blind area of a traditional physical detection means in a cellular network environment is effectively made up, and the method can be widely applied to scenes of low-altitude security and protection, key infrastructure protection and the like.

A method, carried out by a mobile network operator (MNO) core component, is described for supporting connection signaling between a user equipment and core network components of a mobile virtual network operator (MVNO). The method includes receiving an update location answer (ULA) message that specifies a leased IMSI value of the user equipment. The MNO core component determines that the leased IMSI value of the user equipment falls within a range of the IMSI block allocated to the MVNO. The MNO core component generates a modified ULA including a changed access point name (APN). The modified ULA is forwarded to a mobility management entity (MME) component that uses the modified ULA to generate a create session request (CSR) message, and the changed APN of the modified ULA causes the MME component to send the CSR message to a GPRS tunneling protocol (GTP) proxy of the primary MNO.

In one embodiment, a method is disclosed, comprising: receiving a packet; processing the packet in a Control Unit–User Plane (CU-UP) as a user-space application with kernel-bypass networking; performing packet Input / Output (I / O) by the CU-UP user-space application, wherein the CU-UP performs Internet Protocol (IP) validation on received user-plane packets before processing Packet Data Convergence Protocol (PDCP), Service Data Adaptation Protocol (SDAP) and General Packet Radio Service Tunnelling Protocol (GTPU) protocol stack and performing direct I / O to a Network Interface Controller (NIC) for sending the packet over a network to a Distributed Unit (DU). The method may further comprise using a containerized CU-UP. The method may further comprise using a plurality of worker threads. The method may further comprise using a polling user space networking accelerator framework.

Penetration testing is performed on a cellular network environment. An attacker system sends a request packet to a target user equipment that is connected to a base station of a cellular network. A source Internet Protocol (IP) address of the request packet is changed to an IP address that allows a response packet from the target user equipment to be received at a relay system. The request packet is encapsulated in a General Packet Radio Services Tunneling Protocol User (GTP-U) tunnel packet that is sent to a UPF of the cellular network. The response packet, which is responsive to the request packet, is received at the relay system by way of the UPF. A destination IP address of the response packet is changed to an IP address of the attacker system before forwarding the response packet to the attacker system.

The invention discloses a network policy automatic generation and verification method and system, a product and a medium, and relates to the field of computer network communication. The method comprises the following steps: controlling an edge node to send a standard size reference detection stream without a label and a full size feature detection stream carrying a label to a terminal plug-in, if only the reference stream is connected, marking a link as a blocking type limitation, and if both the reference stream and the full size feature detection stream are connected but the feature stream label is missing, marking as a stripping type limitation; packaging according with a size threshold value is adopted for the blocking type link, and tunnel protocol hidden label packaging is adopted for the stripping type link; and sending the packaged data packet to the terminal plug-in to remove the outer layer protocol and restore the original service data packet, verifying the head integrity, and if the priority mark is abnormal, triggering an alarm and switching the protocol type. By implementing the technical scheme provided by the invention, the consistency of the network policy execution effect and the monitoring state is improved.

The invention relates to a control device (1), to a network having a plurality of such control devices (1), and to a method for transmitting data from a control device (1) into a network (33). The control device (1) comprises: a network interface (13) which is designed to carry out network communication between the control device (1) and a network (33); a monitoring unit (15) which is designed to monitor the integrity of the control device (1); and a resilience unit (17) which is designed, if a violation of the integrity of the control device (1) is identified by the monitoring unit (15), to encapsulate at least part of the data to be sent from the control device (1) into the network (33) via the network interface (13) for transmission via a resilience tunnel (43) in accordance with a tunnel protocol, before the encapsulated data are sent into the network (33) via the resilience tunnel (43).

The invention provides a communication method, device and system for a task session. The method comprises: receiving a packet; the present invention relates to a method and a device for transmitting a general packet radio service (GPRS) packet generated on the basis of a packet and a general packet radio service (GPRS) user plane tunneling protocol (GTP) protocol, in which the GTP-U packet includes information on a task session for providing a task service to a task customer, the task service being a service for both packet data unit (PDU) connection and data processing, and a method for transmitting a GTP-U packet generated on the basis of the packet and the GTP-U protocol, in which the GTP-U packet includes information on a task session for providing a task service to the task customer.

This application provides a method and apparatus for processing GPRS Tunneling Protocol (GTP) packets. The method includes: determining n first GTP packets to be sent, wherein the n first GTP packets have the same destination network protocol IP address, and n is a positive integer; merging the GTP packet headers and contents of the n first GTP packets to obtain a second GTP packet; using the destination IP address as the destination IP address of the second GTP packet, and sending the second GTP packet to a second device. The GPRS Tunneling Protocol (GTP) packet processing method and apparatus provided in this application can reduce the amount of data transmitted, thereby greatly improving the network bandwidth utilization.

The invention discloses a cross-RAT seamless switching method and a cross-RAT seamless switching system for an agent with a body, relates to the technical field of cross-RAT switching, and aims to solve the problem of wireless access mode switching when the agent with the body moves indoors and outdoors. Therefore, the dependence on a static configuration start-stop mode is eliminated; the method specifically comprises the following steps: subscribing position data, map data and motion trend data of a tool body agent, and periodically acquiring network quality information of a WLAN and a cellular network interface at the same time; based on subscription data and network quality information, two contents are dynamically controlled: one is to control opening and closing of a double-transmitting selective receiving function in a direction corresponding to an agent with a body and a communication opposite end on a WLAN and cellular network interface; and 2, when the double-transmitting selective-receiving function is closed, determining an optimal main transmission link in the WLAN and the cellular network interface. According to the invention, resource waste can be reduced while cross-RAT seamless switching is carried out.

The embodiment of the invention relates to the technical field of satellite communication, and provides a fine-grained identification method, device and equipment for satellite network flow data, the method is applied to a satellite-borne router, and the method comprises the following steps: receiving a first to-be-identified flow parameter issued by a bearer network controller; generating a first data identifier according to the first to-be-identified flow parameter, and sending the first data identifier as a first IPv6 segment routing SRv6 instruction to the first device; receiving first general packet radio service tunneling protocol GTP message data fed back by the first device according to the first SRv6 instruction; packaging the first GTP message data to obtain first bearing data containing the first SRv6 instruction; and forwarding the first bearer data to a router node of a corresponding bearer tunnel, so that the router node performs corresponding operation according to the first SRv6 instruction. According to the embodiment of the invention, unique fine-grained identification can be carried out on the GTP tunnel flow data.

The application relates to a service redirection method and device, a network device and a computer readable storage medium. The method comprises the following steps: obtaining current traffic borne by a tunnel protocol and transmitted on a target interface; determining target user identification information corresponding to the current traffic based on a pre-constructed correspondence between user identification information and tunnel information, wherein the correspondence is constructed based on message analysis results of a first reference interface and a second reference interface; searching a pre-stored redirection rule based on the target user identification information; and if a target redirection rule corresponding to the target user identification information is matched from the redirection rule, performing service redirection on the current traffic based on the target redirection rule. By pre-constructing the correspondence between the user identification information and the tunnel information, the user association rate of the current traffic flowing into the target interface can be improved, and thus the accuracy of the service redirection is improved, and the operation stability of the system is ensured.

A system can communicate, by a satellite, with a user equipment according to a defined wireless communication protocol, and receive a radio-frequency communication from the user equipment via a satellite service link. The system can perform a programmable band-pass filter on the radio-frequency communication to produce a filtered communication. The system can perform an analog-to-digital conversion on the filtered communication to produce a digital communication. The system can create a packet header for the digital communication. The system can encapsulate the digital communication with the packet header to produce an encapsulated digital communication. The system can transmit the encapsulated digital communication to a first next-hop satellite via an inter-satellite link, wherein the inter-satellite link comprises a communication mode, and wherein the first next-hop satellite is configured to transmit the encapsulated digital communication to the terrestrial base station or to a second next-hop satellite.

The present application relates to the field of communication technology, especially relates to a 5G VPDN-based post-routing networking method, device and equipment, which performs one-time authentication by receiving a networking session request initiated by a wireless networking device, completes necessary information configuration for networking, after one-time authentication passes, controls an authentication module to feed back tunnel protocol response information and downlink device routing information to a session management module, to synchronously implement establishment of a communication channel and post-routing of downlink devices of the wireless networking device, the session management module transmits the tunnel protocol response information and the downlink device routing information to a routing forwarding module, and establishes a communication tunnel between the routing forwarding module and a tunnel network module according to the tunnel protocol response information, so as to perform secondary authentication, to improve networking effect, after the secondary authentication passes, the routing forwarding module sends a networking session response to the wireless networking device, to complete establishment of the communication tunnel, and to simplify the establishment steps of a traditional communication tunnel.

A destination computing device that is associated with a first network establishes a tunnel that utilizes a tunneling protocol with a source computing device that is associated with a second network. The destination computing device generates a value that the source computing device is to insert into a field of tunnel packets generated by the source computing device in accordance with the tunneling protocol, wherein the value is for use by a network device driver (NDD) associated with a network interface device (NID) of the first network in selecting a downstream destination for the tunnel packets. The destination computing device sends the value to the source computing device and stores the value in a data structure accessible to the NDD.

The invention provides an intelligent networking method, an intelligent networking device and terminal equipment, which are suitable for the technical field of communication. Generating multiple pieces of initial networking information according to the main link network state monitoring information, the multiple pieces of standby link network state monitoring information, the multiple pieces of terminal networking demand information, the multiple pieces of tunnel protocol information and the multiple pieces of preset networking priority information; and based on a preset target networking model, according to the multiple pieces of standby link network state monitoring information and the multiple pieces of tunnel protocol information, performing optimization processing on the multiple pieces of initial networking information, and generating multiple pieces of target networking information. The method is used for quickly constructing remote networking in a scene without a public network IP, so as to meet the multi-scene requirements of remote management of industrial field equipment, remote maintenance of commercial buildings, remote office networking and mutual access and the like.

The embodiment of the specification relates to the technical field of satellite communication, and provides a method, device and equipment for fine-grained identification of satellite network traffic data, the method is applied to an on-board router, and the method comprises the following steps: receiving first to-be-identified traffic parameters issued by a bearer network controller; generating a first data identifier according to the first to-be-identified traffic parameters, and sending the first data identifier as a first IPv6 segment routing SRv6 instruction to a first device; receiving first general packet radio service tunneling protocol GTP message data fed back by the first device according to the first SRv6 instruction; encapsulating the first GTP message data to obtain first bearer data containing the first SRv6 instruction; and forwarding the first bearer data to a router node of a corresponding bearer tunnel, so that the router node performs corresponding operations according to the first SRv6 instruction. Through the embodiment of the specification, the GTP tunnel traffic data can be uniquely and finely identified.

Some embodiments provide systems and methods to monitor network communications, comprising: a computing device comprising a control circuit and memory with instructions executed by the control circuit to implement: a tunneled monitoring service (TMS) operated local on the mobile computing device; and a tunnel protocol within the mobile computing device that is configured to establish a tunnel interface between software applications and the TMS, wherein the tunnel interface is configured, to collect output data transactions, communicated by the software applications, and direct the output data transactions to the TMS; wherein the TMS is configured to initiate a monitoring of each output data transaction relative to predefined criteria to identify relevant parameter information, obtained from one or more of the output data transactions, that have a predefined relationship with one or more of the criteria, and cause results of the monitoring relative to the criteria to be recorded.

This application discloses a service processing method, apparatus, electronic device, and storage medium. The method is applied to an intermediate user plane function (UPF) network element in a first network, the intermediate UPF network element being communicatively connected to a base station in a second network. The first network reuses the base station, and the first and second networks are different physical networks. The method comprises: receiving a service request forwarded by the base station, the service request being initiated by a user device; if the destination network address of the service request is determined to be a network address of the first core network, encapsulating the service request according to a specified tunneling protocol to obtain an encapsulated service request; sending the encapsulated service request to the first UPF network element, parsing the encapsulated service request by the first UPF network element to obtain a service request, and forwarding the service request to the first core network, which processes the service request. This solution can reduce the deployment cost of the first network and ensure data isolation between the first and second networks.

Embodiments of the present disclosure provide methods and apparatuses for service handling. A method performed by a first application function entity can include obtaining second protocol description information for transmission of packetized data traffic containing PDU set information using a tunneling protocol. The second protocol description information includes uplink protocol description information and / or downlink protocol description information. The method can include sending the second protocol description information to at least one of a third application function entity, a network exposure node, a policy control node, an access network protocol layer entity of a terminal device.

The application discloses a method and device for establishing communication, relates to the technical field of communication, and can quickly establish communication between a LAC forwarding entity and a LNS forwarding entity in a control plane entity co-management LAC forwarding entity and LNS forwarding entity scenario. The method is applied to a network device for managing a Layer 2 Tunnel Protocol Access Concentrator (LAC) forwarding entity. The method comprises the following steps: determining that the network device manages a Layer 2 Tunnel Protocol Network Server (LNS) forwarding entity; in response to the determination that the network device manages the LNS forwarding entity, generating first forwarding information and second forwarding information; sending the first forwarding information to the LAC forwarding entity and sending the second forwarding information to the LNS forwarding entity. The first forwarding information and the second forwarding information are used to realize communication between the LAC forwarding entity and the LNS forwarding entity.

In accordance with implementations, a communication device communicates a traffic management and monitoring (TMM) message over a TMM transport channel. The TMM transport channel is a user plane-based transport channel using a TMM quality of service (QoS) flow different from a user data QoS flow for user data transmission, or using a data radio bearer (DRB) between the UE and a base station and a general packet radio service tunneling protocol (GTP) user (GTP-U) protocol between the base station and the UPF network entity. Alternatively, the transport channel is a control plane-based transport channel using a non-access stratum (NAS) signaling between the UE and a session management function (SMF) network entity and a packet forwarding control protocol (PFCP) between the SMF network entity and the UPF network entity.

A method can include receiving, by a first base station from a user plane function (UPF), one or more general packet radio service tunneling protocol (GTP) protocol data units (PDUs) associated with a data burst. The data burst can include one or more PDU sets for an application of a wireless device. A last GTP PDU of the one or more GTP PDUs can include a GTP header indicating an end of the data burst. The method can also include sending, by the first base station to a second base station, a GTP PDU comprising a field indicating the end of the data burst, wherein the wireless device is dual connected via the first base station and the second base station.

Wireless User Equipment, UE, and network apparatuses may be adapted to facilitate continuity of Multicast / Broadcast Service, MBS, across cells. A UE in idle / inactive mode, for example, may receive MBS assistance information comprising scheduling information defining MB S reception windows and perform a cell re selection evaluation process accordingly. An UE in connected mode may conduct and report MB S quality measurements and receive an RRC reconfiguration comprising an MB S configuration for a target cell, determine that MBS transmission progress differs between the source cell and the target cell, and recover lost MBS PDUs or delete duplicate MBS PDUs accordingly. A network apparatus, such as a gNB for example, may map a GPRS Tunneling Protocol Sequence Number of an MBS PDU, to a Packet Data Convergence Protocol Sequence Number in a target cell, and determine an MB S configuration for use by a UE requesting a handover accordingly.

A method performed by a first node, for handling transmission of one or more packets and / or one or more messages from a sending to a receiving node. The first node operates in a communications network having at least one intermediate node between the sending and the receiving node. The first node sends a first indication to a second node explicitly indicating whether or not at least one of: i) the one or more packets are, or are to be, duplicated over a General Packet Radio Service Tunneling Protocol (GTP) layer, ii) duplication of the packets over the GTP layer is enabled, supported and / or active, iii) one or more messages are, or are to be, duplicated over a Stream Control Transmission Protocol (SCTP) layer between the first node and one or more next hop nodes, and iv) duplication of the messages over the SCTP layer is enabled, supported and / or active.

A data communication method and apparatus are disclosed. The method includes: a first base station receiving address information of a Transport network layer (TNL) sent by a second base station; the first base station receiving uplink data sent by a terminal device, the uplink data corresponding to a quality of service (QOS) stream; when the uplink data needs to be borne by a default data radio bearer (DRB) of the first base station, and a general packet radio service tunneling protocol (GTP) channel corresponding to the QoS stream is established on the second base station, the first base station establishing a connection with the second base station according to the address information, to transmit the uplink data borne on the default DRB to the second base station, and then transmit the uplink data to a core network device through the GTP channel.

In one embodiment, an apparatus includes a host controller to implement one or more layers of a Universal Serial Bus (USB)-based protocol to provide an interconnect for a plurality of devices. The host controller is to monitor control plane messages on the interconnect, detect, in the control plane messages, a power state change command for a device coupled to the interconnect, wherein the devices utilizes a tunneled protocol on the interconnect, and modify power distribution for one or more other devices of the interconnect based on detecting the power state change command.

The application provides a data scheduling transmission method and a communication device. The method comprises the following steps: an access network device receives a first data packet from a user plane network function through a first general packet radio service tunneling protocol-user plane (GTP-U) tunnel, wherein the first data packet comprises scheduling indication information, and the scheduling indication information has a corresponding relationship with a service type of the first data packet; further, the access network device sends a second data packet to a terminal device according to the scheduling indication information, wherein the second data packet comprises data of the first data packet. Through the data scheduling transmission method, the access network device can perform air interface transmission on the data packet of the service according to the scheduling indication information which has a corresponding relationship with the service type, so as to realize differentiated air interface scheduling of data according to the service type, and facilitate to meet the transmission requirements of different services in a communication system.