WO2024022022A1

WO2024022022A1 - Multi-network card fusion communication method and communication system

Info

Publication number: WO2024022022A1
Application number: PCT/CN2023/104661
Authority: WO
Inventors: 胡华智; 万红波; 李雨泽; 刘小勇
Original assignee: 亿航智能设备（广州）有限公司
Priority date: 2022-07-26
Filing date: 2023-06-30
Publication date: 2024-02-01
Also published as: CN115460157A

Abstract

Disclosed in the present invention are a multi-network card fusion communication method and communication system. The method comprises the following steps: obtaining a first data packet sent by a client; packaging the data packet separately according to a preset number of network cards to obtain second data packets; and sending the second data packets to a server at the same time by respectively using preset network cards, and the server receiving the second data packets and performing fusion processing. According to the present invention, the data packet is separately packaged according to the preset number of the network cards, and then the packaged data packets are sent at the same time by respectively using the preset network cards, so that the defect of low communication quality reliability due to dependence on a single communication link in the traditional point-to-point communication is overcome, and the communication reliability is improved; moreover, according to the present invention, the data is processed on the basis of a transmission layer, and the data is not processed in an application layer, thereby ensuring no intrusion into applications on the client and the server.

Description

A multi-network card integrated communication method and communication system

Technical field

The present invention relates to the field of network communication technology, and more specifically, to a multi-network card integrated communication method and a communication system.

Background technique

Today's data is sent from the client to the server using point-to-point communication. Even if there are multiple network cards on a computer, only one link is used to transmit data. The quality of the selected link determines the communication. quality, other network cards cannot be reused to ensure reliable transmission of data.

The prior art discloses a communication method and communication device on a communication device having multiple communication links. The communication method includes: obtaining the first downlink UDP data packet sent by the upper layer application to the remote host; obtaining information on the currently selected communication link; encapsulating the first downlink UDP data packet into a format suitable for the current in the second downlink UDP data packet of the selected communication link; sending the second downlink UDP data packet to the remote host through the currently selected communication link. Although the technical solution disclosed in this prior art has multiple communication links, it still relies on a single communication link for actual communication.

Contents of the invention

In order to overcome the above-mentioned defects in the prior art that point-to-point communication relies on a single communication link, the communication quality is not reliable, and the security is not high, the present invention provides a multi-network card integrated communication method and a communication system.

The primary purpose of the present invention is to solve the above technical problems. The technical solutions of the present invention are as follows:

A first aspect of the present invention provides a multi-network card integrated communication method, which includes the following steps:

Get the first data packet sent by the client;

Pack the first data packets according to the preset number of network cards to obtain second data packets;

The second data packets are sent to the server simultaneously using preset network cards, and the server receives the second data packets and performs fusion processing.

Further steps include:

Obtain the first data packet sent by the client according to the first communication protocol or the second communication protocol;

The second data packets are sent to the server simultaneously using preset network cards, and the server receives the second data packets according to the first communication protocol and performs fusion processing.

Further, the data and ID encapsulated in each second data packet are the same.

Further, the server receives the second data packet according to the first communication protocol and performs fusion processing, which specifically includes:

The server identifies and registers the ID of the first received second data packet, and then unpacks it and sends it to the server application. When the server receives the subsequent second data packet, it identifies the ID of the subsequent second data packet. , If the subsequent second data packet ID is the same as the registered second data packet, the subsequent second data packet is discarded.

Further steps include:

Pack the first data packets according to the preset number of network cards to obtain a second data packet group. Each second data packet group includes a number of sub-data packets, and each sub-data packet is provided with a sequence number;

The second data packet group is simultaneously sent to the server using a preset network card, and the server receives the second data packet group according to the second communication protocol and performs fusion processing.

Further, the data and ID encapsulated in each of the second data packet groups are the same.

Further, the server receives the second data packet group according to the second communication protocol and performs fusion processing, which specifically includes:

The server identifies and registers the ID of the first received second data packet group, and then unpacks and sends it to the server application. When the server receives the subsequent second data packet group, it identifies the subsequent second data packet. The ID of the group. If the ID of the subsequent second data packet group is the same as the registered second data packet group, the subsequent second data packet group is discarded.

Further, the first communication protocol is TCP protocol, and the second communication protocol is UDP protocol.

A second aspect of the present invention provides a multi-network card integrated communication method, which includes the following steps:

Get the first data packet sent by the server;

Pack the first data packets according to the number of network cards preset by the client to obtain second data packets;

The second data packets are sent to the client simultaneously using preset network cards, and the client receives the second data packets and performs fusion processing.

Further steps include:

Obtain the first data packet sent by the server according to the first communication protocol or the second communication protocol;

The second data packets are sent to the client simultaneously using the preset network card, and the client is A communication protocol receives the second data packet and performs fusion processing.

Further, the client receives the second data packet according to the first communication protocol and performs fusion processing, which specifically includes:

The client identifies and registers the ID of the first received second data packet, and then unpacks it and sends it to the client application. When the client receives the subsequent second data packet, it identifies the ID of the subsequent second data packet. , If the subsequent second data packet ID is the same as the registered second data packet, the subsequent second data packet is discarded.

Further steps include:

The second data packet group is sent to the client simultaneously using the preset network card, and the client receives the second data packet group according to the second communication protocol and performs fusion processing.

The client identifies and registers the ID of the first received second data packet group, and then unpacks and sends it to the client application. When the client receives the subsequent second data packet group, it identifies the subsequent second data packet. The ID of the group. If the ID of the subsequent second data packet group is the same as the registered second data packet group, the subsequent second data packet group is discarded.

The third aspect of the present invention provides a multi-network card integrated communication system, including:

The first data packet acquisition unit is used to acquire the first data packet sent by the client;

The second data packet encapsulation unit is used to encapsulate the first data packet according to the number of network cards preset by the client to obtain the second data packet;

The second data packet sending unit is used to send the second data packets to the server simultaneously using preset network cards. The server receives the second data packets and performs fusion processing.

The fourth aspect of the present invention provides a multi-network card integrated communication system, including:

The first data packet acquisition unit is used to acquire the first data packet sent by the server;

The second data packet sending unit is used to send the second data packets to the client simultaneously using preset network cards, and the client receives the second data packets and performs fusion processing.

Compared with the existing technology, the beneficial effects of the technical solution of the present invention are:

This invention overcomes the problem of traditional point-to-point communication that relies on a single communication link and has poor communication quality and reliability by packetizing the data packets according to the preset number of network cards, and then sending the packetized data packets simultaneously using the preset network cards. problem and improves the reliability of communication. At the same time, the present invention processes data based on the transmission layer instead of processing the data at the application layer, so it can ensure that client and server applications are not invaded.

Description of drawings

Figure 1 is a flow chart of a multi-network card integrated communication method in Embodiment 1 of the present invention.

Figure 2 is a flow chart of a multi-network card integrated communication method in Embodiment 2 of the present invention.

Figure 3 is a block diagram of a multi-network card converged communication system in Embodiment 3 of the present invention.

Figure 4 is a block diagram of a multi-network card converged communication system in Embodiment 4 of the present invention.

Detailed ways

In order to more clearly understand the above objects, features and advantages of the present invention, the present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, as long as there is no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

Many specific details are set forth in the following description in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described here. Therefore, the protection scope of the present invention is not limited by the specific details disclosed below. Limitations of Examples.

It should be noted that in the TCP/IP protocol stack, the TCP and UDP protocols are located above the IP protocol and are both transport layer protocols. In the present invention, the communication link between the client and the server refers to the communication channel that can be established through network hardware modules (such as wired network cards, wireless network cards, mobile communication cards, etc.). The communication device refers to any network access device equipped with the aforementioned communication link, such as mobile communication terminals, routers, smart TVs, tablets, etc.

Example 1

As shown in Figure 1, the first aspect of the present invention provides a multi-network card integrated communication method, which includes the following steps:

S101 obtains the first data packet sent by the client;

S102 Pack the first data packets according to the preset number of network cards to obtain second data packets;

S103: Send the second data packets to the server simultaneously using preset network cards, and the server receives the second data packets and performs fusion processing.

It should be noted that the present invention overcomes the traditional point-to-point problem by encapsulating the first data packet according to the preset number of network cards to obtain the second data packet, and then sending the second data packet to the server simultaneously using the preset network cards. Communication relies on a single communication link to solve the problem of poor communication quality and reliability. At the same time, the communication method of the present invention only processes data at the transmission layer and does not process data at the application layer. Therefore, it can ensure that it does not invade the client and the service. end application.

In a specific embodiment, different network cards can be set up for communication. Specifically, multiple network operators can be configured with network cards. Because the communication quality of each network operator in different areas is inconsistent, the communication method of the present invention can choose The first packet received is delivered to the application.

Further steps include:

It should be noted that, in a specific embodiment, the first communication protocol can be TCP protocol, and the second communication protocol can be UDP protocol. When the client uses TCP protocol or UDP protocol to send, and the server uses TCP protocol to receive, The communication process is as follows:

Obtain the first data packet sent by the client according to the TCP protocol or UDP protocol; package the first data packet according to the preset number of network cards to obtain the second data packet; for example, the number of network cards can be set to 3, then the first data packet One data packet is encapsulated to obtain three identical second data packets, in which each second data packet encapsulates the same data and ID. The ID is added to the second data packet to facilitate the server to identify the data packet. The second data packets are sent to the server simultaneously using preset network cards. The server receives the second data packets according to the first communication protocol and performs fusion processing. The second data packets are fused at the server. Specifically: the server identifies and registers the ID of the first received second data packet, and then unpacks and sends it to the server application. When the server receives the subsequent second data packet, it identifies the subsequent second data. The ID of the packet. If the subsequent second data packet ID is the same as the registered second data packet, the subsequent second data packet will be discarded.

When the client uses TCP protocol or UDP protocol to send and the server uses UDP protocol to receive, the communication process is as follows:

Obtain the first data packet sent by the client according to the TCP protocol or UDP protocol; package the first data packet according to the preset number of network cards to obtain the second data packet group; for example, the number of network cards can be set to 3, then The first data packet is encapsulated to obtain 3 identical second data packet groups, wherein each second data packet group The data packet group includes several sub-data packets, and each sub-data packet is provided with a sequence number to facilitate unpacking by the server; the data and ID encapsulated in each second data packet group are the same. The second data packet group is sent to the server simultaneously using the preset network card. The server receives the second data packet group according to the UDP protocol and performs fusion processing. The second data packet group performs fusion processing on the server. , specifically: the server identifies and registers the ID of the first received second data packet group, and then unpacks it and sends it to the server application. When the server receives the subsequent second data packet group, it identifies the subsequent The ID of the second data packet group. If the ID of the subsequent second data packet group is the same as the registered second data packet group, the subsequent second data packet group is discarded.

Example 2

As shown in Figure 2, based on the above embodiment, this embodiment also provides another multi-network card integrated communication method. This method illustrates the communication between the server and the client, including the following steps:

S201 obtains the first data packet sent by the server;

S202: Pack the first data packets according to the number of network cards preset by the client to obtain second data packets;

S203: Send the second data packets to the client simultaneously using preset network cards, and the client receives the second data packets and performs fusion processing.

It should be noted that when the server sends information to the client, the server can use the first communication protocol or the second communication protocol to send the information. The first communication protocol can be the TCP protocol, and the second communication protocol can be the UDP protocol. When the server Use TCP protocol or UDP protocol to send, and when the client uses TCP protocol to receive, the communication process is as follows:

Obtain the first data packet sent by the server according to the TCP protocol or UDP protocol; package the first data packet according to the preset number of network cards to obtain the second data packet; for example, the number of network cards can be set to 3, then the first data packet One data packet is encapsulated to obtain three identical second data packets, in which each second data packet encapsulates the same data and ID. The ID is added to the second data packet to facilitate the client to identify the data packet. The second data packets are sent to the client simultaneously using preset network cards. The client receives the second data packets according to the first communication protocol and performs fusion processing. The second data packets are fused on the client side. Specifically: the client identifies and registers the ID of the first received second data packet, and then unpacks and sends it to the client application. When the client receives the subsequent second data packet, it identifies the subsequent second data. The ID of the packet. If the subsequent second data packet ID is the same as the registered second data packet, the subsequent second data packet will be discarded.

When the server uses TCP protocol or UDP protocol to send and the client uses UDP protocol to receive, the communication process is as follows:

Obtain the first data packet sent by the server according to the TCP protocol or UDP protocol; package the first data packet according to the preset number of network cards to obtain the second data packet group; for example, the number of network cards can be set to 3, then The first data packet is encapsulated to obtain 3 identical second data packet groups, in which each second data packet group includes several sub-data packets, and each sub-data packet is provided with a sequence number for the client to unpack; each second data packet group is The data and ID encapsulated in the two data packet groups are the same. The second data packet group is sent to the client simultaneously using the preset network card. The client receives the second data packet group according to the UDP protocol and performs fusion processing. The second data packet group performs fusion processing on the client. , specifically: the client identifies and registers the ID of the first received second data packet group, and then unpacks it and sends it to the client application. When the client receives the subsequent second data packet group, it identifies the subsequent The ID of the second data packet group. If the ID of the subsequent second data packet group is the same as the registered second data packet group, the subsequent second data packet group is discarded.

Example 3

As shown in Figure 3, the third aspect of the present invention provides a multi-network card integrated communication system, which can be used to execute the multi-network card integrated communication method in Embodiment 1. The communication system may include, but is not limited to, mobile communication terminals, routers, smart TVs and/or tablets, etc. Referring to Figure 4, a multi-network card converged communication system includes:

The first data packet acquisition unit 310 is used to obtain the first data packet sent by the client; the second data packet encapsulating unit 320 is used to encapsulate the first data packet according to the number of network cards preset by the client to obtain the first data packet. Two data packets; the second data packet sending unit 330 is used to send the second data packets to the server simultaneously using preset network cards, and the server receives the second data packets and performs fusion processing.

Example 4

As shown in Figure 4, the fourth aspect of the present invention provides a multi-network card integrated communication system, which can be used to execute the multi-network card integrated communication method in Embodiment 2. The communication system may include, but is not limited to, mobile communication terminals, routers, smart TVs and/or tablets, etc. Referring to Figure 3, a multi-network card converged communication system includes:

The first data packet acquisition unit 410 is used to obtain the first data packet sent by the server; the second data packet encapsulation unit 420 is used to encapsulate the first data packet according to the number of network cards preset by the client to obtain the first data packet. Two data packets; the second data packet sending unit 430 is used to send the second data packets to the client simultaneously using preset network cards, and the client receives the second data packets and performs fusion processing. It can be understood that the communication system proposed by the present invention can include all the components shown in Figures 3 and 4 at the same time, so as to simultaneously support link aggregation processing of bidirectional data packets on the network protocol stack.

In the several embodiments provided in this application, it should be understood that the disclosed devices and methods can be implemented in other ways. The device embodiments described above are only illustrative. For example, the division of the units is only a logical function division. In actual implementation, there may be other division methods, such as: multiple units or components may be combined, or can be integrated into another system, or some features can be ignored, or not implemented. In addition, the coupling, direct coupling, or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection of the devices or units may be electrical, mechanical, or other forms. of.

The units described above as separate components may or may not be physically separated; the components shown as units may or may not be physical units; they may be located in one place or distributed to multiple network units; Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, all functional units in the embodiments of the present invention can be integrated into one processing unit, or each unit can be separately used as a unit, or two or more units can be integrated into one unit; the above-mentioned integration The unit can be implemented in the form of hardware or in the form of hardware plus software functional units.

Those of ordinary skill in the art can understand that all or part of the steps to implement the above method embodiments can be completed through hardware related to program instructions. The aforementioned program can be stored in a computer-readable storage medium. When the program is executed, the execution includes: The steps of the above method embodiment; and the aforementioned storage media include: mobile storage devices, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disks or optical disks, etc. The medium on which program code is stored.

Alternatively, if the above-mentioned integrated unit of the present invention is implemented in the form of a software function module and sold or used as an independent product, it can also be stored in a computer-readable storage medium. Based on this understanding, the technical solutions of the embodiments of the present invention can be embodied in the form of software products in essence or those that contribute to the existing technology. The computer software products are stored in a storage medium and include a number of instructions to A computer device (which may be a personal computer, a server, a network device, etc.) is caused to execute all or part of the methods described in various embodiments of the present invention. The aforementioned storage media include: mobile storage devices, ROM, RAM, magnetic disks or optical disks and other media that can store program codes.

Claims

A multi-network card integrated communication method, characterized by including the following steps:

Get the first data packet sent by the client;

Pack the first data packets according to the preset number of network cards to obtain second data packets;

The second data packets are sent to the server simultaneously using preset network cards, and the server receives the second data packets and performs fusion processing.
A multi-network card converged communication method according to claim 1, characterized in that it includes the following steps:

Obtain the first data packet sent by the client according to the first communication protocol or the second communication protocol;

Pack the first data packets according to the preset number of network cards to obtain second data packets;

The second data packets are sent to the server simultaneously using preset network cards, and the server receives the second data packets according to the first communication protocol and performs fusion processing.
A multi-network card integrated communication method according to claim 2, characterized in that the data and ID encapsulated in each second data packet are the same.
A multi-network card converged communication method according to claim 3, characterized in that the server receives the second data packet according to the first communication protocol and performs convergence processing, which specifically includes:

The server identifies and registers the ID of the first received second data packet, and then unpacks it and sends it to the server application. When the server receives the subsequent second data packet, it identifies the ID of the subsequent second data packet. , If the subsequent second data packet ID is the same as the registered second data packet, the subsequent second data packet is discarded.
A multi-network card converged communication method according to claim 1, characterized in that it includes the following steps:

Obtain the first data packet sent by the client according to the first communication protocol or the second communication protocol;

Pack the first data packets according to the preset number of network cards to obtain a second data packet group. Each second data packet group includes a number of sub-data packets, and each sub-data packet is provided with a sequence number;

The second data packet group is simultaneously sent to the server using a preset network card, and the server receives the second data packet group according to the second communication protocol and performs fusion processing.
A multi-network card integrated communication method according to claim 5, characterized in that the data and ID encapsulated in each second data packet group are the same.
A multi-network card integrated communication method according to claim 6, characterized in that the service The terminal receives the second data packet group according to the second communication protocol and performs fusion processing, which specifically includes:

The server identifies and registers the ID of the first received second data packet group, and then unpacks and sends it to the server application. When the server receives the subsequent second data packet group, it identifies the subsequent second data packet. The ID of the group. If the ID of the subsequent second data packet group is the same as the registered second data packet group, the subsequent second data packet group is discarded.
A multi-network card integrated communication method according to claim 2 or 5, characterized in that the first communication protocol is a TCP protocol, and the second communication protocol is a UDP protocol.
A multi-network card integrated communication method, characterized by including the following steps:

Get the first data packet sent by the server;

Pack the first data packets according to the number of network cards preset by the client to obtain second data packets;

The second data packets are sent to the client simultaneously using preset network cards, and the client receives the second data packets and performs fusion processing.
A multi-network card converged communication method according to claim 9, characterized in that it includes the following steps:

Obtain the first data packet sent by the server according to the first communication protocol or the second communication protocol;

Pack the first data packets according to the preset number of network cards to obtain second data packets;

The second data packets are sent to the client simultaneously using preset network cards, and the client receives the second data packets according to the first communication protocol and performs fusion processing.
A multi-network card converged communication method according to claim 9, wherein the client receives the second data packet according to the first communication protocol and performs convergence processing, which specifically includes:

The client identifies and registers the ID of the first received second data packet, and then unpacks it and sends it to the client application. When the client receives the subsequent second data packet, it identifies the ID of the subsequent second data packet. , If the subsequent second data packet ID is the same as the registered second data packet, the subsequent second data packet is discarded.
A multi-network card converged communication method according to claim 9, characterized in that it includes the following steps:

Obtain the first data packet sent by the server according to the first communication protocol or the second communication protocol;

Pack the first data packets according to the preset number of network cards to obtain a second data packet group. Each second data packet group includes a number of sub-data packets, and each sub-data packet is provided with a sequence number;

The second data packet group is sent to the client simultaneously using the preset network card, and the client is The second communication protocol receives the second data packet group and performs fusion processing.
A multi-network card converged communication method according to claim 12, wherein the server receives the second data packet group according to the second communication protocol and performs convergence processing, which specifically includes:

The client identifies and registers the ID of the first received second data packet group, and then unpacks and sends it to the client application. When the client receives the subsequent second data packet group, it identifies the subsequent second data packet. The ID of the group. If the ID of the subsequent second data packet group is the same as the registered second data packet group, the subsequent second data packet group is discarded.
A multi-network card converged communication system, which is characterized by including:

The first data packet acquisition unit is used to acquire the first data packet sent by the client;

The second data packet encapsulation unit is used to encapsulate the first data packet according to the number of network cards preset by the client to obtain the second data packet;

The second data packet sending unit is used to send the second data packets to the server simultaneously using preset network cards. The server receives the second data packets and performs fusion processing.
A multi-network card converged communication system, which is characterized by including:

The first data packet acquisition unit is used to acquire the first data packet sent by the server;

The second data packet encapsulation unit is used to encapsulate the first data packet according to the number of network cards preset by the client to obtain the second data packet;

The second data packet sending unit is used to send the second data packets to the client simultaneously using preset network cards, and the client receives the second data packets and performs fusion processing.