WO2017041569A1 - Procédé et dispositif de transmission de données de service - Google Patents

Procédé et dispositif de transmission de données de service Download PDF

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Publication number
WO2017041569A1
WO2017041569A1 PCT/CN2016/087308 CN2016087308W WO2017041569A1 WO 2017041569 A1 WO2017041569 A1 WO 2017041569A1 CN 2016087308 W CN2016087308 W CN 2016087308W WO 2017041569 A1 WO2017041569 A1 WO 2017041569A1
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transmission
layer
service
transport
parameter
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PCT/CN2016/087308
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English (en)
Chinese (zh)
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程剑
尤建洁
李峰
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华为技术有限公司
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/40—Network security protocols

Definitions

  • the application layer of the terminal sends the service requirement parameter required for the service to be used to the transport service layer (English: Transport Services, referred to as: TAPS), and the service demand parameter refers to The parameter that is required when the service is in a normal state, that is, a threshold parameter that can be tolerated when the service is in a normal state, and the parameter may include a transmission delay, a packet loss rate, a throughput rate, and the like, when the TAPS receives the And determining, according to the service requirement parameter, a transmission protocol of the terminal for transmitting the service, and configuring a corresponding transmission parameter for the transmission protocol, after which the transmission layer of the terminal is based on the transmission protocol and the transmission
  • the parameter service data transmission establishes a transport layer connection with the communication peer for the service, and transmits the service data of the service through the transport layer connection.
  • the TAPS determines the transmission protocol for the transmission layer of the terminal based on the service requirement parameter and configures the corresponding transmission parameter, once the transmission state of the transmission layer changes, or the network is congested, the service data to be transmitted is lost. , thereby reducing the speed and quality of business data transmission.
  • an embodiment of the present invention provides a service data transmission method and apparatus.
  • the technical solution is as follows:
  • a method for transmitting a service data comprising:
  • the transport service layer receives the transport status information, where the transport status information includes at least transport layer status information, where the transport layer transmits the service data of the first service by using the first transport protocol and the first transmission parameter.
  • the transmission protocol and the first transmission parameter are transmission protocols and transmission parameters currently configured for the transport layer;
  • the transmission state information further includes network layer state information.
  • the method before the transmitting service layer receives the transmission state information, the method further includes:
  • the layer includes at least the transport layer.
  • the method before the transmitting service layer receives the transmission state information, the method further includes:
  • the method before the transmitting service layer receives the transmission state information, the method further includes:
  • the transmission service layer determines the second transmission protocol based on the transmission state information
  • the second transmission parameter includes:
  • the determining, according to the transmission delay and the packet loss ratio, determining transmission of the related layer Status including:
  • the transmission delay is less than or equal to the second specified delay and the packet loss rate is less than or equal to the second specified packet loss rate, determining that the transmission state of the correlation layer is a light load state;
  • Determining the second transmission protocol and the second transmission parameter, including the packet loss rate, the transmission status, the service type, and the network type including:
  • the second transmission parameter is determined based on the transmission delay, the packet loss rate, and the transmission status.
  • the method further includes: storing the a second transmission protocol and the second transmission parameter;
  • Subsequent service data including: when the transport layer re-establishes a second transport connection for transmitting service data, configuring a transmission parameter of the transport layer as the second transmission parameter, and configuring a transport protocol of the transport layer For the second transmission protocol.
  • a service data transmission apparatus comprising:
  • a first receiving module configured to receive, in a process of transmitting, by the first transmission protocol, the first service, the first service, the service data, the transmission status information, where the transmission status information includes at least the transport layer status information,
  • the first transmission protocol and the first transmission parameter are transmission protocols and transmission parameters currently configured for the transport layer;
  • a determining module configured to determine a second transmission protocol and a second transmission parameter based on the transmission state information
  • a first sending module configured to send the second transmission protocol and the second transmission parameter to the transport layer, to enable the transport layer to transmit the second transmission protocol and the second transmission parameter Subsequent business data for the first business.
  • the transmission state information further includes network layer state information.
  • the device further includes:
  • a second receiving module configured to receive a service requirement parameter sent by the application layer, where the service requirement parameter is a parameter required when the first service provided by the application layer is in a normal state;
  • An obtaining module configured to obtain a threshold parameter from the service requirement parameter
  • a registration module configured to register, according to the threshold parameter, a key event to a related layer, where the key event is used to report the transmission status information to a transport service layer when a transmission parameter of the correlation layer exceeds the threshold parameter
  • the correlation layer includes at least the transport layer.
  • the device further includes:
  • the second sending module is configured to send the reporting period to the related layer, so that the related layer reports the transmission status information to the transport service layer every the reporting period, and the related layer at least includes the transport layer.
  • the device further includes:
  • the reporting module is configured to report the transmission status information to the transmission service layer when the transmission connection of the related layer for performing service data transmission is disconnected.
  • the determining module includes:
  • a second determining unit configured to determine a service type to which the first service belongs and a network type of a network currently connected to the network layer;
  • a third determining unit configured to determine, according to the transmission delay, the packet loss rate, the transmission status, the service type, and the network type, a second transmission protocol and a second transmission parameter.
  • the first determining unit includes:
  • a third determining subunit configured to: when the transmission delay is less than the first specified delay and greater than the second designation The delay state, or the packet loss rate is less than the first specified packet loss rate and greater than the second specified packet loss rate, determining that the transmission state of the correlation layer is a normal state.
  • the third determining unit includes:
  • a fourth determining subunit configured to determine the second transmission protocol based on the service type and the network type
  • the device further includes: a memory, configured to: Storing the second transmission protocol and the second transmission parameter;
  • the first sending module is specifically configured to: when the transport layer re-establishes a second transport connection for transmitting service data, configure a transmission parameter of the transport layer as the second transmission parameter, and configure the transport layer
  • the transport protocol is configured as the second transport protocol.
  • the transport service layer receives the transport status information in the process of transmitting the service data of the first service by using the first transport protocol and the first transmission parameter, where the transport status information includes at least transport layer status information. Transmitting, by the transport service layer, the second transmission protocol and the second transmission parameter, and transmitting the second transmission protocol and the second transmission parameter to the transport layer, so that the transport layer transmits the second transmission protocol and the second transmission parameter based on the second transmission protocol and the second transmission parameter. Subsequent service data of a service, so that the service data of the first service can be transmitted by using a more efficient second transmission protocol, thereby avoiding congestion and packet loss in the process of service data transmission, and improving the speed of service data transmission and quality.
  • FIG. 1 is a structural diagram of a service data transmission system according to an embodiment of the present invention.
  • FIG. 2 is a flowchart of a service data transmission method according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a first service data transmission apparatus according to an embodiment of the present invention.
  • FIG. 6 is a schematic structural diagram of a third service data transmission apparatus according to an embodiment of the present invention.
  • FIG. 7 is a schematic structural diagram of a fourth service data transmission apparatus according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a determining module according to an embodiment of the present invention.
  • FIG. 9 is a schematic structural diagram of a first determining unit according to an embodiment of the present invention.
  • FIG. 10 is a schematic structural diagram of a third determining unit according to an embodiment of the present invention.
  • FIG. 11 is a schematic structural diagram of a service data transmission apparatus according to an embodiment of the present invention.
  • FIG. 1 is a structural diagram of a service data transmission system according to an embodiment of the present invention.
  • the system includes at least an application layer, a transport service layer, a transport layer, and a network layer.
  • the application layer is the highest layer in the system, and the application layer can directly provide services for the currently ongoing service;
  • the transmission service layer is between the application layer and the transport layer, and the transport service layer is used to control service data transmission;
  • the transport layer is between the transport service layer and the network layer, and the transport layer is used to provide transport services for end-to-end service data transmission connections;
  • the network layer is used to manage data communication in the network, and the data is passed from the source to several intermediates.
  • the node is delivered to the destination to provide the most basic end-to-end data transfer service to the transport layer.
  • FIG. 2 is a flowchart of a method for transmitting service data according to an embodiment of the present invention. Referring to Figure 2, the method includes:
  • Step 202 The transport service layer determines the second transport protocol and the second transmission parameter based on the transport status information.
  • Step 203 The transport service layer sends the second transport protocol and the second transmission parameter to the transport layer, so that the transport layer transmits the subsequent service data of the first service based on the second transport protocol and the second transmission parameter.
  • the transport service layer receives the transport status information in the process of transmitting, by the transport layer, the service data of the first service by using the first transport protocol and the first transmission parameter, where the transport status information includes at least transport layer status information, and the transmission
  • the service layer determines the second transmission protocol and the second transmission parameter based on the transmission status information, and sends the second transmission protocol and the second transmission parameter to the transport layer, so that the transport layer transmits the second transmission protocol and the second transmission parameter.
  • Subsequent service data of the first service so that the first service can be transmitted using a more efficient second transmission protocol
  • the service data avoids congestion and packet loss during the transmission of service data, thereby improving the speed and quality of service data transmission.
  • the transmission status information further includes network layer status information.
  • the transport service layer before receiving the transport status information, includes:
  • a key event is registered to the relevant layer, and the key event is used to report the transmission status information to the transport service layer when the transmission parameter of the relevant layer exceeds the threshold parameter, and the related layer includes at least the transport layer.
  • the method before the transmission service layer receives the transmission status information, the method further includes:
  • the reporting period is sent to the relevant layer, so that the related layer reports the transmission status information to the transport service layer every reporting period, and the related layer includes at least the transport layer.
  • the method before the transmission service layer receives the transmission status information, the method further includes:
  • determining, according to the transmission delay and the packet loss rate, the transmission status of the related layer including:
  • the transmission delay is less than or equal to the second specified delay and the packet loss rate is less than or equal to the second specified packet loss rate, determining that the transmission state of the relevant layer is a light load state;
  • the transmission state of the relevant layer is determined to be a normal state.
  • determining, according to the transmission delay, the packet loss rate, the transmission status, the service type, and the network type, the second transmission protocol and the second transmission parameter including:
  • the second transmission parameter is determined based on the transmission state, the transmission delay, and the packet loss rate.
  • the method further includes: storing a second transmission protocol and a second transmission parameter;
  • the transport service layer sends the second transport protocol and the second transmission parameter to the transport layer, so that the transport layer transmits the subsequent service data of the first service based on the first transport protocol and the second transport parameter, and specifically includes:
  • the transmission parameter of the transport layer is configured as the second transmission parameter
  • the transport protocol of the transport layer is configured as the second transport protocol
  • the optional embodiments of the present invention may be used in any combination to form an optional embodiment of the present invention.
  • FIG. 3 is a flowchart of a method for transmitting service data according to an embodiment of the present invention. Referring to Figure 3, the method includes:
  • Step 301 In the process of transmitting, by the transport layer, the service data of the first service by using the first transmission protocol and the first transmission parameter, the transport service layer receives the transport status information, where the transport status information includes at least transport layer status information, and the first transport protocol And the first transmission parameter is a transmission protocol and transmission parameter currently configured for the transport layer.
  • the terminal uses the services of video communication, video on demand, web browsing, etc.
  • the terminal needs to transmit the service data through the network, and the service layer is subjected to the transmission layer during the transmission process.
  • the impact of state changes for example, when transmission congestion occurs in the transport layer, it will cause problems such as packet loss and packet transmission delay. Therefore, in the process of service data transmission, in order to target different transmission state information, the transmission protocol is timely. And the transmission parameters are adjusted, and the transmission service layer of the terminal needs to receive the transmission status information of the information in the transmission process.
  • the transmission service layer may report the current transmission status information to the transmission service layer by using the following methods (1)-(3), as follows: Said.
  • the transmission service layer receives a service requirement parameter sent by the application layer, where the service requirement parameter is a parameter required when the first service provided by the application layer is in a normal state, and obtains a threshold parameter from the service requirement parameter. And the key event is used to report the transmission status information to the transport service layer when the transmission parameter of the correlation layer exceeds the threshold parameter, and the related layer includes at least the transport layer.
  • the service requirement parameter includes a minimum threshold parameter that can be tolerated when the first service is in a normal state.
  • the terminal performs the A variety of problems occur in the process of a service, and the first service cannot be performed normally. Therefore, in order to ensure the normal use of the first service, after the transmission service layer receives the service requirement parameter sent by the application layer, Obtaining a threshold parameter from the service requirement parameter, and based on the threshold parameter, the transport service layer registers a key event with the relevant layer. After the key event is successfully registered, when the transmission parameter used for the service data transmission exceeds the threshold parameter, the relevant layer The current transmission status information is reported to the transport service layer.
  • the transport service layer may The request message obtains the service identifier of the service currently provided by the application layer.
  • the request message may be a connection establishment message, which is not specifically limited in the embodiment of the present invention.
  • the service identifier is used to uniquely identify the first service that is currently provided by the application layer, and the service identifier may be a service name, a service number, and the like of the first service currently provided by the application layer. This example does not specifically limit this.
  • the parameter identifier is used to uniquely identify the parameter, and the parameter identifier may be a name of the parameter, a symbol of the parameter, an abbreviation of the parameter, and the like, for example, a transmission delay included in the service requirement parameter.
  • the identifier may be RTT
  • the identifier of the packet loss rate may be ⁇
  • the identifier of the congestion window may be CWND
  • the identifier of the network bandwidth may be BW, etc., which is not specifically limited in this embodiment of the present invention.
  • the service identifier of the service currently provided by the application layer is ID1
  • the transport service layer is based on the service identifier ID1
  • the corresponding parameter identifier is obtained as RTT from the correspondence between the service identifier and the parameter identifier shown in Table 1 below.
  • the transport service layer identifies the RTT and ⁇ based on the parameter, and obtains the transmission delay from the service requirement parameter
  • the parameter corresponding to the RTT is 50 ms
  • the parameter corresponding to the packet loss rate ⁇ is 0.04%
  • the transmission service layer transmits the delay time RTT 50 ms and
  • the packet loss rate ⁇ 0.04% is determined as the threshold parameter.
  • the service is a video on demand service
  • the service requirement parameters sent by the transmission service layer to receive the application layer include a transmission delay, a packet loss rate, a congestion window at the transmitting end, a maximum transmission unit, a throughput rate, and the like, and the transmission service layer needs the service layer.
  • the obtained threshold parameters are transmission delay and packet loss rate, and the transmission delay is 50 ms, and the packet loss rate is 0.04%. Based on the transmission delay of 500 ms and the packet loss rate of 0.04%, the transmission service layer registers with the relevant layer.
  • the current transmission delay of the relevant layer in the service data transmission process is 60ms, the current transmission delay is 60ms greater than the transmission delay in the threshold parameter by 50ms, so that the relevant layer will transmit the current transmission state.
  • the information is reported to the transport service layer.
  • the transport service layer sends the reporting period to the relevant layer, so that the related layer reports the transmission status information to the transport service layer every other reporting period.
  • the transport service layer can also periodically acquire the transport status information of the relevant layer, so that the service data transmission of the transport layer can be performed in real time. Ground monitoring will not impose an excessive burden on the relevant layers. Therefore, the transport service layer may send the reporting period to the relevant layer, so that the relevant layer reports the transmission status information to the transport service layer every other reporting period.
  • reporting period may be set in advance, for example, the reporting period is 5 min, 10 min, 30 min, and the like, which is not specifically limited in this embodiment of the present invention.
  • the reporting period is 10 minutes
  • the transport service layer sends the reporting period to the relevant layer for 10 minutes, so that the relevant layer sends the transmission status information to the transport service layer every 10 minutes.
  • the transport service layer Before the service data transmission, the transport service layer needs to establish a first transmission connection between the relevant layer and the server, and perform service data transmission through the first transmission connection, and the first transmission connection of the relevant layer for performing service data transmission.
  • the application layer cannot obtain the data required by the currently provided service, thereby affecting the normal operation of the service. Therefore, when the first transmission connection of the relevant layer for performing service data transmission is disconnected, the relevant layer may transmit to the relevant layer.
  • the service layer reports the transmission status information.
  • the related layer since the related layer includes at least the transport layer, of course, in order to further improve the efficiency of the service data transmission, the related layer may further include a network layer. Therefore, the transport service layer can pass not only the foregoing three types.
  • the method can obtain the status information of the transport layer.
  • the transport service layer can also obtain the transport layer status information and the network layer status information by using the foregoing three methods, that is, the transport service layer can obtain at least the transport layer status information. This is not specifically limited.
  • Step 302 Obtain a transmission delay and a packet loss rate from the transmission state information, and determine a transmission state of the correlation layer based on the transmission delay and a packet loss rate.
  • the transmission service layer may obtain a transmission delay and a packet loss rate from the transmission status information, and determine a transmission status of the correlation layer based on the transmission delay and the packet loss rate.
  • the operation of the transmission layer is determined by the transmission service layer based on the transmission delay and the packet loss rate.
  • the operation may be: when the transmission delay is greater than or equal to the first specified delay and the packet loss rate is greater than or equal to the first designation.
  • the transmission state of the relevant layer is determined to be an overload state.
  • the transmission delay is less than or equal to the second specified delay and the packet loss rate is less than or equal to the second specified packet loss rate, the transmission state of the relevant layer is determined to be light. If the transmission delay is less than the first specified delay and greater than the second specified delay, or the packet loss rate is less than the first specified packet loss rate and greater than the second specified packet loss rate, the transmission state of the relevant layer is determined to be normal. status.
  • the first specified delay, the second specified delay, the first designated packet loss rate, and the second specified packet loss rate may be set in advance, and the first specified delay is greater than the second specified delay, and the first The specified packet loss rate is greater than the second specified packet loss rate.
  • the first specified delay is 50ms, 55ms
  • the second specified delay is 10ms, 20ms, etc.
  • the first specified packet loss rate is 0.04%, 0.05%, etc.
  • the second specified packet loss rate is 0.01%, etc., which is not specifically limited in the embodiment of the present invention.
  • the first specified delay is 50 ms
  • the second specified delay is 10 ms
  • the first specified packet loss rate is 0.04%
  • the second specified packet loss rate is 0.01%
  • the transport service layer obtains the transmission status information.
  • the transmission delay is 60 ms and the packet loss rate is 0.06%. Since the transmission delay is 60 ms larger than the first specified delay of 50 ms, and the packet loss rate is 0.06%.
  • the first specified packet loss rate is 0.04%. Therefore, the transport service layer determines that the transmission state of the relevant layer is an overload state.
  • Step 303 Determine the service type to which the first service belongs and the network type of the network currently connected to the network layer.
  • the transport service layer needs to determine the type of service to which the first service belongs and the type of network to which the network layer is currently connected.
  • the operation of the service layer to determine the service type to which the first service belongs may be: the service layer obtains the service identifier of the first service, and based on the service identifier, the correspondence between the stored service identifier and the service type. And obtaining the corresponding service type, and determining the obtained service type as the service type to which the service currently provided by the application layer belongs.
  • the transport service layer obtains the service identifier of the first service as the ID1, and the transport service layer obtains the corresponding service type as the type from the correspondence between the service identifier and the service type shown in the following Table 2 based on the service identifier ID1. 1, and determine the type 1 as the type of service to which the first service belongs.
  • the transport service layer when the transport service layer determines the network type of the network currently connected to the network layer, the transport service layer can directly determine the network type of the network currently connected to the network layer based on the network currently connected by the terminal, and Obtaining a plurality of consecutive transmission delays and packet loss rates from the plurality of consecutively received transmission state information, and determining a network type of the network currently connected to the network layer based on the plurality of consecutive transmission delays and packet loss rates.
  • the operation layer of the transmission service layer determines the network type of the network currently connected to the network layer based on the multiple consecutive transmission delays and packet loss rates.
  • the transmission service layer obtains the transmission time from the multiple consecutive transmission delays. Determining the maximum value and the minimum value of the transmission delay, and determining the amount of delay variation of the plurality of consecutive transmission delays based on the maximum value of the transmission delay and the minimum value of the transmission delay, and from the plurality of consecutive packet loss rates, Obtaining a maximum value of the packet loss rate and a minimum packet loss rate, and determining a packet loss rate change of the multiple consecutive packet loss rates based on the maximum packet loss rate and the minimum packet loss rate, when the multiple consecutive transmission delays If the first threshold is greater than the first threshold, the delay variation is less than the second threshold, and the packet loss rate is less than the third threshold, determine that the network type of the network currently connected to the network layer is a wireless network; otherwise, determine the current network layer.
  • the network type of the connected network is a non-wireless network, that is, when the obtained multiple consecutive transmission delays are always large and occasional packet loss occurs, the transport service layer can determine the network connected network currently.
  • the network type for the wireless network otherwise, determining that the current network layer network of the type of network connected to a non-wireless network.
  • the first threshold, the second threshold, and the third threshold may be set in advance, for example, the first threshold is 30 ms, 35 ms, the second threshold is 5 ms, 7 ms, and the third threshold is 0.015%, 0.002%, and the like. This embodiment of the present invention does not specifically limit this.
  • the transport service layer can determine the network type of the network currently connected to the network layer based on the multiple consecutive transmission delays and packet loss ratios.
  • the transport service layer can also be based on the multiple consecutive The transmission delay and the packet loss rate, as well as other consecutive parameters, determine the network type of the network currently connected to the network layer, which is not specifically limited in this embodiment of the present invention.
  • Step 304 Determine a second transmission protocol and a second transmission parameter based on the transmission delay, the packet loss rate, the transmission status, the service type, and the network type.
  • the transmission service layer needs to be based on the transmission delay, packet loss rate, and transmission, in order to ensure that the first service provided by the application layer can be in a normal state and avoid transmission congestion and data packet loss during service data transmission.
  • the status, the type of service, and the type of network determine the second transmission and the second transmission protocol parameters. And determining, according to the transmission delay, the packet loss rate, the transmission status, the service type, and the network type, the operations of determining the second transmission and the second transmission protocol parameters: determining the second transmission based on the service type and the network type.
  • the protocol determines the second transmission parameter based on the transmission delay, the packet loss rate, and the transmission status.
  • the transport service layer determines the second transport protocol based on the service type and the network type
  • the transport service layer may be based on the service type and the network type, and the correspondence between the stored service type, the network type, and the transport protocol. In the relationship, the corresponding transport protocol is obtained, and the obtained transport protocol is determined as the second transport protocol.
  • the network type is a wireless network
  • the transport service layer can be based on the service type as type 1 and the wireless network.
  • the corresponding transport protocol is obtained as protocol 1, and the transport service layer determines the protocol 1 as the second transport protocol.
  • the transmission service layer determines the second transmission parameter based on the transmission delay, the packet loss rate, and the transmission state
  • the transmission state is a normal state
  • the transmission service layer determines that the service data transmission is in a normal state, and can fully utilize the The resources provided by the network layer and the transport layer do not cause congestion or packet loss, so that the transport service layer can directly determine the first transmission parameter as the second transmission parameter; if the transmission state is abnormal, That is, when the transmission state is an overload state or a light load state, the transmission parameters configured for the transport layer are different for different transmission protocols, and the transmission protocol can be classified into reliable according to the reliability of the service data transmission. Transmission protocols and unreliable transmission protocols.
  • the TCP protocol is a typical reliability transmission protocol
  • the UDP protocol is a typical unreliable transmission protocol. Therefore, for whether the second transmission protocol is a reliable transmission protocol, and the transmission service layer determines the second transmission parameter based on the transmission delay and the packet loss rate, the two transmission parameters may include two cases, as described below.
  • the transmission service layer determines, according to the transmission delay and the packet loss rate, the delay range to which the transmission delay belongs and the packet loss to which the packet loss rate belongs. Rate range, and based on the delay range to which the transmission delay belongs and the packet loss rate range to which the packet loss rate belongs, obtain the corresponding correspondence from the correspondence between the stored delay range, the packet loss rate range, and the transmission parameter. The parameters are transmitted and the obtained transmission parameters are determined as the second transmission parameters.
  • the operation of the transmission service layer to determine the delay range to which the transmission delay belongs and the packet loss rate range to which the packet loss rate belongs may be: the delay interval of the transmission service layer to obtain the storage, based on the transmission delay and the packet loss ratio.
  • the corresponding relationship between the packet loss rate range and the transmission parameter includes a delay range and a packet loss rate range, and multiple delay ranges and multiple packet loss rate ranges are obtained, for each of the multiple delay ranges.
  • the extension range when the transmission delay is greater than the minimum value of the delay range and less than the maximum value of the delay range, the transmission service layer determines the delay range as the delay range to which the transmission delay belongs; for the same reason, For each of the multiple packet loss rate ranges, when the packet loss rate is greater than the packet loss rate When the minimum value of the rate range is less than the maximum value of the packet loss rate range, the transport service layer determines the packet loss rate range as the packet loss rate range to which the packet loss rate belongs.
  • the transport service layer determines that congestion occurs in the service data transmission, and the phenomenon of packet loss is accompanied by adjusting the first transmission parameter to alleviate congestion and packet loss of the transport layer.
  • the phenomenon ensures that the service currently provided by the application layer can be in a normal state; if the transmission state is a light load state, the transport service layer determines that there are fewer data packets transmitted during the service data transmission process, and fails to fully utilize the network layer and transmission.
  • the resources provided by the layer can adjust the first transmission parameter to enable the service currently provided by the application layer to be in a better state to improve the service quality of the service.
  • the transmission state is an overload state
  • the transmission delay is 60 ms
  • the packet loss rate is 0.06%.
  • the transmission service layer determines that the service layer transmission process of the transmission layer is congested, and is accompanied by a packet loss phenomenon, in order to slow down.
  • the loss of the data packet ensures that the service currently provided by the application layer can be in a normal state.
  • the transmission service layer determines the delay range of the transmission delay of 60 ms based on the transmission delay of 60 ms and the packet loss rate of 0.06% (50, 65).
  • the packet loss rate of the packet loss rate of 0.06% belongs to (0.04%, 0.08%), so that the transport service layer is based on the delay range (50, 65) and the packet loss rate range (0.04%, 0.08%). From the correspondence between the delay range, the packet loss rate range and the transmission parameter shown in Table 4 below, the corresponding transmission parameter is obtained as parameter 2, and the parameter 2 is determined as the second transmission parameter.
  • the transmission service layer determines, according to the transmission delay and the packet loss rate, a delay range to which the transmission delay belongs and the The packet loss rate range of the packet loss rate is similar to that of the first case described above, and details are not described herein again.
  • the transport service layer may be based on the congestion algorithm, from the stored congestion algorithm and the adjustment ratio, due to different congestion algorithms, corresponding to different adjustment ratios. In the correspondence, the corresponding adjustment ratio is obtained, and the adjustment ratio is multiplied by the first transmission parameter to obtain a second transmission parameter.
  • the second transmission protocol is a reliability transmission protocol
  • the transmission service layer determines the delay range of the transmission delay of 60 ms based on the transmission delay of 60 ms and the packet loss rate of 0.06%, and the packet loss rate is (50, 65).
  • the packet loss rate of 0.06% belongs to (0.04%, 0.08%), so the transmission service layer is based on the delay range (50, 65) and the packet loss rate range (0.04%, 0.08%), as shown in Table 5 below.
  • the corresponding congestion algorithm is obtained as algorithm 2
  • the transmission service layer is based on the algorithm 2, from the congestion algorithm and the adjustment ratio shown in Table 6 below.
  • the corresponding adjustment ratio is obtained as the ratio 2, and based on the ratio 2, each parameter included in the first transmission parameter is multiplied by the ratio 2 to be adjusted to obtain the second transmission parameter.
  • the transmission status information may include not only the transport layer status information but also the network layer status information. Therefore, the transport service layer may obtain the second transmission and the second not only through the transport layer status information but also through the foregoing steps 302-304.
  • the second transmission protocol and the second transmission protocol parameters may be comprehensively determined based on the transport layer state information and the network layer state information, so that the adjusted second transmission protocol and the second transmission parameter may be further Accurate to ensure the smooth transmission of business data transmission at the transport layer, improve the speed and quality of business data transmission.
  • the transport service layer determines the second transport protocol and the second transport protocol parameters to include two methods: the first method, the transport service layer determines the second transport protocol based on the transport layer state information.
  • the second transmission protocol parameter the second method, the transmission service layer determines the second transmission protocol and the second transmission protocol parameter based on the transport layer state information and the network layer state information.
  • Step 305 Send the second transmission protocol and the second transmission parameter to the transport layer, so that the transport layer transmits subsequent service data of the first service based on the second transmission protocol and the second transmission parameter.
  • the transport service layer determines the second transport protocol and the second transmission parameter
  • the transport service layer sends the second transport protocol and the second transmission parameter to the transport layer, so that the transport layer performs the second transport protocol and the second transmission parameter.
  • Service data transmission to control the data transmission process of the service, avoid congestion and packet loss at the transport layer or network layer, and enable service data transmission to fully utilize the resources of the transport layer and the network layer to improve service data transmission. Speed and quality, while ensuring that the services currently provided by the application layer are in a normal state.
  • the transport service layer sends the second transport protocol and the second transmission parameter to the transport layer, so that the transport layer performs service data transmission based on the second transport protocol and the second transmission parameter, in order to make the next service data
  • the transmission can enter the normal state more quickly to reduce the time of adjusting the transmission protocol and transmission parameters of the transmission layer, and the transmission service layer can store the second transmission protocol and the second transmission parameter, when the transmission layer re-establishes the second transmission of the service data.
  • the transport service layer can directly configure the transport protocol and transmission parameters of the transport layer as the second transport protocol and the second transmission parameter.
  • the transport service layer can directly configure the transport protocol of the transport layer as the TCP protocol, configure the congestion window included in the transmission parameter to be 20 kb/s, and configure the maximum transmission unit to be 110 bits.
  • the buffer configuration is 3M, and the transmission bandwidth is configured to 5M/s, so that the service data transmission can enter the normal state more quickly.
  • the transport service layer when the transport layer transmits the service data of the first service by using the first transmission protocol and the first transmission parameter, receives the transport status information, where the transport status information includes at least the transport layer status information, and the transmission The service layer determines the second transmission protocol and the second transmission parameter based on the transmission status information, and sends the second transmission protocol and the second transmission parameter to the transport layer, so that the transport layer transmits the first according to the second transmission protocol and the second transmission parameter.
  • the service data of the service can be used to transmit the service data of the first service by using a more efficient second transmission protocol, thereby avoiding congestion and packet loss during the transmission of the service data, and improving the speed and quality of the service data transmission. .
  • the first receiving module 401 is configured to: when the transport layer transmits the first service to the service data by using the first transport protocol and the first transmission parameter, the transport service layer receives the transport status information, where the transport status information includes at least the transport layer status information.
  • the first transmission protocol and the first transmission parameter are transmission protocols and transmission parameters currently configured for the transport layer;
  • the determining module 402 is configured to determine, by the transport service layer, the second transport protocol and the second transmission parameter based on the transmission state information;
  • the first sending module 403 is configured to send, by the transport service layer, the second transport protocol and the second transmission parameter to the transport layer, so that the transport layer transmits the subsequent service data of the first service based on the second transport protocol and the second transmission parameter.
  • the transmission status information further includes network layer status information.
  • the apparatus further includes a second receiving module 404, an obtaining module 405, and a registration module 406.
  • the second receiving module 404 is configured to receive a service requirement parameter sent by the application layer, where the service requirement parameter is a parameter required when the first service provided by the application layer is in a normal state;
  • the obtaining module 405 is configured to obtain a threshold parameter from the service requirement parameter.
  • the registration module 406 is configured to register, according to the threshold parameter, a key event to the relevant layer, where the key event is used to report the transmission status information to the transport service layer when the transmission parameter of the relevant layer exceeds the threshold parameter, where the correlation layer includes at least the transport layer.
  • the apparatus further includes a second sending module 407.
  • the second sending module 407 is configured to send the reporting period to the relevant layer, so that the related layer reports the transmission status information to the transport service layer every reporting period, and the related layer at least includes the transport layer.
  • the reporting module 408 is configured to: when the first transmission connection of the related layer transmission service data is disconnected, to the transmission service layer Report the transmission status information.
  • the determining module 402 includes an obtaining unit 4021, a first determining unit 4022, a second determining unit 4023, and a third determining unit 4024.
  • the obtaining unit 4021 is configured to obtain a transmission delay and a packet loss rate from the transmission state information.
  • the first determining unit 4022 is configured to determine a transmission state of the related layer based on the transmission delay and the packet loss rate;
  • a second determining unit 4023 configured to determine a service type to which the first service belongs and a network type of a network currently connected to the network layer;
  • the third determining unit 4024 is configured to determine the second transmission protocol and the second transmission parameter based on the transmission delay, the packet loss rate, the transmission status, the service type, and the network type.
  • the first determining unit 4022 includes a first determining subunit 40221, a second determining subunit 40222, and a third determining subunit 40223.
  • the first determining sub-unit 40221 is configured to determine that the transmission state of the relevant layer is an overload state when the transmission delay is greater than or equal to the first specified delay and the packet loss rate is greater than or equal to the first specified packet loss rate;
  • the second determining sub-unit 40222 is configured to determine that the transmission state of the relevant layer is a light load state when the transmission delay is less than or equal to the second specified delay and the packet loss rate is less than or equal to the second specified packet loss rate;
  • a third determining sub-unit 40223, configured to determine, when the transmission delay is less than the first specified delay and greater than the second specified delay, or the packet loss rate is less than the first specified packet loss rate and greater than the second specified packet loss rate The transmission status of the layer is normal.
  • the third determining unit 4024 includes a fourth determining subunit 40241 and a fifth determining subunit 40242.
  • a fourth determining subunit 40241 configured to determine a second transmission protocol based on the service type and the network type
  • the fifth determining subunit 40242 is configured to determine the second transmission parameter based on the transmission delay, the packet loss rate, and the transmission state.
  • the apparatus further includes a memory for storing the second transmission protocol and the second transmission parameter.
  • the first sending module 403 is specifically configured to: when the transport layer re-establishes the second transport connection for transmitting the service data, configure the transmission parameter of the transport layer as the second transmission parameter, and configure the transport protocol of the transport layer to be the Second transmission protocol.
  • the transport service layer receives the transport status information in the process that the transport layer transmits the first service to the service data by using the first transport protocol and the first transmission parameter, where the transport status information includes at least Transmitting layer status information, the transport service layer determines the second transmission protocol and the second transmission parameter based on the transmission status information, and sends the second transmission protocol and the second transmission parameter to the transport layer, so that the transport layer is based on the second transmission protocol and the Two transmission
  • the parameter transmits the subsequent service data of the first service, so that the service data of the first service can be transmitted by using a more efficient second transmission protocol, thereby avoiding congestion and packet loss in the process of service data transmission, and improving service data transmission. Speed and quality.
  • the service data transmission device provided by the foregoing embodiment is only illustrated by the division of the foregoing functional modules. In actual applications, the function distribution may be completed by different functional modules as needed. The internal structure of the device is divided into different functional modules to perform all or part of the functions described above.
  • the apparatus for the service data transmission provided by the foregoing embodiment is the same as the method embodiment of the service data transmission, and the specific implementation process is described in detail in the method embodiment, and details are not described herein again.
  • an embodiment of the present invention provides a service data transmission device, where the device includes: a processor 1101, a memory 1102, a bus 1103, and a communication interface 1104.
  • the memory 1102 is configured to store a computer execution instruction 11021 through which the processor 1101 and the memory 1102 are connected.
  • the processor 1101 executes a computer execution instruction stored in the memory 1102 to cause the device to perform FIG. 2 or The service data transmission method shown in FIG.
  • a person skilled in the art may understand that all or part of the steps of implementing the above embodiments may be completed by hardware, or may be instructed by a program to execute related hardware, and the program may be stored in a computer readable storage medium.
  • the storage medium mentioned may be a read only memory, a magnetic disk or an optical disk or the like.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

L'invention concerne un procédé et un dispositif de transmission de données de service, faisant partie du domaine technique de l'Internet. Le procédé comprend les étapes suivantes : durant le processus de transmission par une couche de transmission de données de service d'un premier service au moyen d'un premier protocole de transmission et d'un premier paramètre de transmission, réception par une couche de service de transmission d'informations d'état de transmission qui comprennent au moins des informations d'état de couche de transmission, le premier protocole de transmission et le premier paramètre de transmission étant le protocole de transmission et le paramètre de transmission actuellement configurés pour la couche de transmission ; détermination par la couche de service de transmission, en se basant sur les informations d'état de transmission, d'un deuxième protocole de transmission et d'un deuxième paramètre de transmission ; envoi par la couche de service de transmission du deuxième protocole de transmission et du deuxième paramètre de transmission à la couche de transmission de manière à permettre à la couche de transmission d'émettre les données de service de sous-séquence en se basant sur le deuxième protocole de transmission et le deuxième paramètre de transmission. Au moyen d'un ajustement du protocole de transmission et du paramètre de transmission de la couche de transmission, la présente invention permet d'éviter des situations telles qu'un encombrement et une perte de paquets de données au cours d'un processus de transmission de données de service, améliorant ainsi la vitesse et la qualité de la transmission de données de service.
PCT/CN2016/087308 2015-09-07 2016-06-27 Procédé et dispositif de transmission de données de service WO2017041569A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100748710B1 (ko) * 2006-02-14 2007-08-13 주식회사 엘지데이콤 Ｔｃｐ 변환장치를 이용한 네트워크 통신 서비스 방법
CN101364939A (zh) * 2007-08-07 2009-02-11 华为技术有限公司 数据包转发方法及装置、数据包生成装置和通信系统
CN102045768A (zh) * 2009-10-26 2011-05-04 宏碁股份有限公司 数据传输方法及其用户装置与数据传输系统
CN102255898A (zh) * 2011-07-05 2011-11-23 上海悠络客电子科技有限公司 一种通过tcp与udp双模式通讯保障大数据流稳定性的方法
CN103078831A (zh) * 2011-10-26 2013-05-01 新太科技股份有限公司 一种流媒体支持tcp和udp传送的自适应的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7023851B2 (en) * 2000-10-12 2006-04-04 Signafor, Inc. Advanced switching mechanism for providing high-speed communications with high Quality of Service
KR100548336B1 (ko) * 2003-04-22 2006-02-02 엘지전자 주식회사 상이한 패킷 프레임 모드를 지원하는 이중 모드 단말기 및그 지원 방법
CN102158901B (zh) * 2011-02-16 2014-01-08 大唐移动通信设备有限公司 网络侧进行终端操作配置的方法及网络侧装置
CN103188721B (zh) * 2011-12-28 2017-08-04 华为技术有限公司 一种数据传输方法及装置
CN104349400B (zh) * 2013-07-23 2019-04-05 华为技术有限公司 无线通信的方法、有线传输检测的方法及相关设备
CN104601521A (zh) * 2013-10-30 2015-05-06 中国电信股份有限公司 用于动态选择通信传输协议的方法、装置和系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100748710B1 (ko) * 2006-02-14 2007-08-13 주식회사 엘지데이콤 Ｔｃｐ 변환장치를 이용한 네트워크 통신 서비스 방법
CN101364939A (zh) * 2007-08-07 2009-02-11 华为技术有限公司 数据包转发方法及装置、数据包生成装置和通信系统
CN102045768A (zh) * 2009-10-26 2011-05-04 宏碁股份有限公司 数据传输方法及其用户装置与数据传输系统
CN102255898A (zh) * 2011-07-05 2011-11-23 上海悠络客电子科技有限公司 一种通过tcp与udp双模式通讯保障大数据流稳定性的方法
CN103078831A (zh) * 2011-10-26 2013-05-01 新太科技股份有限公司 一种流媒体支持tcp和udp传送的自适应的方法

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