Abstract: The present disclosure relates to an information processing method, apparatus, and medium. The information processing method includes: displaying target information; when a sending operation of a user for the target information is detected, displaying a target control for triggering cancellation of sending the target information; and when a first triggering operation of the user for the target control is detected within a preset time duration, canceling sending the target information.

Abstract: The present application relates to the technical field of computers, and discloses a method and apparatus for generating a music file, and an electronic device and a storage medium. The method for generating a music file comprises: obtaining a first image; performing feature extraction on the first image to obtain a salient feature of the first image; mapping the salient feature to a musical instrument digital interface (MIDI) information coordinate system on the basis of the position of the salient feature in the first image, so as to determine MIDI information corresponding to the salient feature, the MIDI information coordinate system being used for indicating a correspondence between MIDI information and time; and generating a music file on the basis of the correspondence between the MIDI information and the time.

Abstract: The present disclosure provides a packet processing method including: in response to a first service packet from a client to a server, replacing a source address of the first service packet with an encrypted client segment identifier corresponding to the client; encrypting the source address and a destination address of the first service packet using a public key of the server according to the encrypted server segment identifier, and sending an encrypted first service packet to the server; in response to a second service packet from the server, decrypting a source address and a destination address of the second service packet using a private key of the client, and replacing the destination address of the second service packet with an address of the client. A packet processing method applied to a server end device, a client end device, a server end device, and a computer-readable medium are further provided.

Abstract: A service processing method and apparatus, a device, and a storage medium are disclosed. In the method, network communication such as network identification, service authorization, and service processing is performed by separating network identifiers and location identifiers of a client (110) and a server (210) and establishing a mapping relationship between the network identifiers and the location identifiers of the client and the server.

Abstract: An electronic device, a method, and a program for automatically selecting a language setting of a user interface of the electronic device are disclosed. The electronic device includes memory, and a processor. Language information is obtained by the electronic device from the client device. The language information may include a language field value from the client device. The language field value may relate to a web browser or an operating system of the client device. The language information may be part of an HTTP GET request. A configuration file stored in the memory is modified so as to automatically select the language setting of the user interface of the electronic device based on the language information from the client device.

Abstract: The present disclosure relates to an electronic device, a method, a medium, and a program for switching parental control modes. The electronic device includes: a memory having an instruction stored thereon; and a processor configured to execute the instruction stored on the memory to cause the electronic device to carry out the following operations: determining which control mode of a plurality of control modes a first terminal device connected to the electronic device should be in, the plurality of control modes including a first parental control mode set with a first parental control profile, a second parental control mode set with a second parental control profile, and a common mode set with a common profile; and enabling the determined control mode by applying the profile of the determined control mode to the first terminal device.

Abstract: A method and apparatus for managing access network information are provided. The method includes: the dynamic access network information is obtained, and the current access network information list can be updated in real time according to the obtained dynamic access network information, so as to ensure that access network information obtained by a user terminal from the access network information list is latest information updated in real time. Thus, after the user terminal obtains the information, a process of scanning an access network to determine current availability information of the network can be omitted, so that the switching delay can be reduced, the switching efficiency can be improved, and the power consumption of the user terminal can be reduced, thereby improving the satisfaction degree of user experience.

Abstract: Disclosed is a charging method and system based on a SDN EPC network, which includes: receiving, by a controller, a charging rule from a charging rule generator, and establishing, through binding, a correspondence between a flow table of the controller and the charging rule; setting, by the controller, entries for the flow table bound to the charging rule, and sending the set flow table to a UGW; and receiving, by the controller, a statistical result, reported from the UGW, regarding traffic and/or duration consumed by a service in the flow table, and charging for the service according to the statistical result and the charging rule bound to the flow table.

Abstract: Disclosed are a method, device, system for detecting a data link, controller, and gateway. The method comprises: an SDN controller sends a GTP request message to a first UGW, and instructs the first UGW to send the GTP request message to another GTP endpoint in a GTP user plane signaling format; the SDN controller receives a GTP response message from the first UGW, and detects a data link between the first UGW and the another GTP endpoint according to the GTP response message, the GTP response message being corresponding to the GTP request message. The disclosure solves the problem in the prior art that logic of a user plane and logic of a control plane are unclear during detection of a data link between GTP endpoints, thereby improving the clarity of the logic of the user plane and the clarity of the logic of the control plane.

Abstract: A method for routing forwarding is provided. The method includes: a controller sends pre-generated routing flow tables to an Evolved Universal Terrestrial Radio Access Network (UTRAN) NodeB (eNB) and an Access Gateway (AGW) respectively; and the eNB and the AGW distribute data according to the received routing flow tables respectively. The controller sends the routing flow tables to the eNB and the AGW, so that the extended OpenFlow protocol can be applied to an Evolved Packet System (EPS), network upgrading cost is lowered, network upgrading can be simplified, and a network upgrading period can be shortened.

Abstract: The invention discloses a method for notifying connection attributes of local IP access, comprising a mobility management element notifying the user terminal of connection attributes of the PDN connection in the procedure of establishing a PDN connection. The invention also discloses an apparatus for notifying connection attributes of local IP access, comprising: a determination unit for determining connection attributes of the PDN connection for user terminal in the process of establishing the PDN connection; a notification unit for notifying the user terminal of the connection attributes of the PDN connection. After determining the PDN connection to be established for UE, the mobility management element at the network side of the invention notifies the UE of the information of type and attribute of the PDN connection at the same time so as to facilitate the UE determining the corresponding access policy according to the attribute information of current PDN connection when moving.

Abstract: Disclosed is a method for network charging, which includes: user state information is received from a mobility management network element and charging strategy information is received from a charging rule network element, then a charging resource request message containing the charging strategy information, the user state information and information of a universal gateway (UGW) are sent to a data centre management network element; information of a processing network element is received from the data centre management network element; a flow table for the UGW is configured according to the information of the processing network element, and the configured flow table is sent to the UGW; and charging processing information fed back from the data centre management network element is received when the processing network element charges for a traffic flow. The disclosure further provides a controller for network charging.

Abstract: Disclosed is a method for network charging, which includes: user state information is received from a mobility management network element and charging strategy information is received from a charging rule network element, then a charging resource request message containing the charging strategy information, the user state information and information of a universal gateway (UGW) are sent to a data centre management network element; information of a processing network element is received from the data centre management network element; a flow table for the UGW is configured according to the information of the processing network element, and the configured flow table is sent to the UGW; and charging processing information fed back from the data centre management network element is received when the processing network element charges for a traffic flow. The disclosure further provides a controller for network charging.

Abstract: Disclosed is a method for network charging, which includes: a data center management network element, upon reception of a charging resource request message from a controller, supports a charging function of a processing network element by a virtual machine and feeding back information of the processing network element to the controller; the data center management network element sending charging strategy information, user state information and information of UGW to the processing network element, which implements transmission of a traffic flow with the UGW according to the information of UGW, charges for the traffic flow according to the charging strategy information and the user state information, and feeds back charging processing information to the data center management network element; and the data center management network element feeding back the charging processing information to the controller. The disclosure further provides a data center, controller, UGW and system for network charging.

Abstract: A method and apparatus for managing access network information are provided. The method includes: the dynamic access network information is obtained, and the current access network information list can be updated in real time according to the obtained dynamic access network information, so as to ensure that access network information obtained by a user terminal from the access network information list is latest information updated in real time. Thus, after the user terminal obtains the information, a process of scanning an access network to determine current availability information of the network can be omitted, so that the switching delay can be reduced, the switching efficiency can be improved, and the power consumption of the user terminal can be reduced, thereby improving the satisfaction degree of user experience.

Abstract: Provided are a method for optimizing the multicast group and an anchor. A set of nodes requesting for the same multicast group data and sharing the same Access Gateway (AG) is identified in a multicast group, and the same multicast group data is transmitted to each node in the set of nodes via the same AG thereby forwarding multicast data to different nodes via the same gateway, saving traffic of a network side, and optimizing the multicast group. In addition, the node optimization method allows the anchor to optimize multicast routing of the nodes requesting for the same multicast group data and sharing the same AG to the same shared gateway for forwarding if a node has a plurality of access interfaces in the present application.

Abstract: Provided are a method, device, system for accessing a network address, WLAN and UE. The method comprises: a trusted WLAN access network acquires a flow routing policy of a UE; and the trusted WLAN access network allocates at least one network address for the UE according to the flow routing policy of the UE. The disclosure solves the problem of a UE being not forward compatible during an authentication process, so as to improve UE compatibility.

Abstract: Disclosed are a method, device, system for detecting a data link, controller, and gateway. The method comprises: an SDN controller sends a GTP request message to a first UGW, and instructs the first UGW to send the GTP request message to another GTP endpoint in a GTP user plane signaling format; the SDN controller receives a GTP response message from the first UGW, and detects a data link between the first UGW and the another GTP endpoint according to the GTP response message, the GTP response message being corresponding to the GTP request message. The disclosure solves the problem in the prior art that logic of a user plane and logic of a control plane are unclear during detection of a data link between GTP endpoints, thereby improving the clarity of the logic of the user plane and the clarity of the logic of the control plane.

Abstract: Disclosed are a method, device and system for detecting a data link, a controller and a gateway. The method comprises the steps that a UGW receives context information, sent by the SDN controller, of a GTP user plane; and the UGW detects a data link between the gateways according to the context information of the GTP user plane. By means of the method, device and system for detecting a data link, the controller and the gateway, the problem that in the related art, the logic of the user plane and the logic of a control plane are unclear during detection of the data link between GTP endpoints is solved, and the effect of improving the clarity of the logic of the user plane and the logic of the control plane is achieved.

Abstract: Disclosed is a charging method and system based on a SDN EPC network, which includes: receiving, by a controller, a charging rule from a charging rule generator, and establishing, through binding, a correspondence between a flow table of the controller and the charging rule; setting, by the controller, entries for the flow table bound to the charging rule, and sending the set flow table to a UGW; and receiving, by the controller, a statistical result, reported from the UGW, regarding traffic and/or duration consumed by a service in the flow table, and charging for the service according to the statistical result and the charging rule bound to the flow table.