WO2022100373A1

WO2022100373A1 - Wireless backhaul method, device thereof, access device, and computer-readable storage medium

Info

Publication number: WO2022100373A1
Application number: PCT/CN2021/124432
Authority: WO
Inventors: 季峘
Original assignee: 中兴通讯股份有限公司
Priority date: 2020-11-11
Filing date: 2021-10-18
Publication date: 2022-05-19
Also published as: CN114501399A

Abstract

A wireless backhaul method, a device thereof, an access device, a computer-readable storage medium. The wireless backhaul method comprises: acquiring a first data packet based on a first packet structure, the first data packet carrying first identifier information used for distinguishing service information (S100); producing, on the basis of the first data packet and of the first identifier information, a second data packet based on a second packet structure, the first packet structure and the second packet structure being different from each other, and the second data packet carrying the first identifier information (S200); and forwarding the second data packet (S300).

Description

Wireless backhaul method and apparatus, access device, and computer-readable storage medium

CROSS-REFERENCE TO RELATED APPLICATIONS

This application is based on the Chinese patent application with the application number of 202011256558.8 and the filing date of November 11, 2020, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is incorporated herein by reference.

technical field

The present application relates to the field of network communication technologies, and in particular, to a wireless backhaul method and apparatus, access device, and computer-readable storage medium.

Background technique

Currently, wired broadband access technology can distinguish multiple users and multiple services. In the currently commonly used WiFi backhaul technology, it is impossible to distinguish multiple users and multiple services. However, with the improvement of WiFi technology, the increase of WiFi network bandwidth, the continuous improvement of terminal network complexity and business diversity In the integration scenario of WiFi backhaul technology and wired broadband access technology, due to the limitations of current WiFi backhaul technology, it is impossible to distinguish multiple users and multiple services, thus limiting the diversity of terminal services.

SUMMARY OF THE INVENTION

The following is an overview of the topics detailed in this article. This summary is not intended to limit the scope of protection of the claims.

Embodiments of the present application provide a wireless backhaul method and apparatus, access device, and computer-readable storage medium.

In a first aspect, an embodiment of the present application provides a wireless backhaul method, the method includes: acquiring a first data packet based on a first packet structure, where the first data packet carries a data packet used to distinguish service information first label information; obtain a second data message based on the second message structure according to the first data message and the first label information, and the first message structure is different from the second message structure; Similarly, the second data packet carries the first label information; the second data packet is forwarded.

In a second aspect, an embodiment of the present application further provides a wireless backhaul device, including: a memory, a processor, and a computer program stored in the memory and executable on the processor, when the processor executes the computer program The wireless backhaul method described in the first aspect above is implemented.

In a third aspect, an embodiment of the present application further provides an access device, including the wireless backhaul apparatus as described above.

In a fourth aspect, an embodiment of the present application further provides a computer-readable storage medium storing computer-executable instructions, where the computer-executable instructions are used to execute the wireless backhaul method described above.

Other features and advantages of the present application will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the present application. The objectives and other advantages of the application may be realized and attained by the means particularly pointed out in the description, claims and drawings.

Description of drawings

The accompanying drawings are used to provide a further understanding of the technical solutions of the present application, and constitute a part of the specification, and are used to explain the technical solutions of the present application together with the embodiments of the present application, and do not constitute a limitation to the technical solutions of the present application.

FIG. 1 is a schematic diagram of a system architecture for implementing a wireless backhaul method provided by an embodiment of the present application;

2 is a schematic structural diagram of an AP device provided by an embodiment of the present application;

3 is a flowchart of a wireless backhaul method provided by an embodiment of the present application;

4 is a flowchart of specific steps for obtaining a second data packet in a wireless backhaul method provided by another embodiment of the present application;

FIG. 5 is a flowchart of a wireless backhaul method provided by another embodiment of the present application;

6 is a flowchart of specific steps for obtaining a fourth data packet in a wireless backhaul method provided by another embodiment of the present application;

FIG. 7 is a flowchart of uplink data packet forwarding processing provided by a specific example of the present application;

8 is a flowchart of uplink data packet forwarding processing provided by another specific example of the present application;

9 is a flow chart of downlink data packet forwarding processing provided by a specific example of the present application;

FIG. 10 is a flowchart of a downlink data packet forwarding process provided by another specific example of the present application.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.

It should be noted that although the functional modules are divided in the schematic diagram of the device, and the logical sequence is shown in the flowchart, in some cases, the modules may be divided differently from the device, or executed in the order in the flowchart. steps shown or described. The terms "first", "second" and the like in the description and claims and the above drawings are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence.

The present application provides a wireless backhaul method and device, access device, and computer-readable storage medium, by acquiring a first datagram based on a first message structure and carrying first label information for distinguishing service information message, and then obtain a second data message based on the second message structure and carrying the first label information according to the first data message and the first label information, and then forward the second data message, wherein , the first message structure is different from the second message structure. Therefore, the transmission network using the second message structure can use the first label information applied to the transmission network using the first message structure to perform service information Differentiation, so as to achieve the purpose of being able to distinguish multiple users and multiple services to meet the diverse requirements of terminal services.

The embodiments of the present application will be further described below with reference to the accompanying drawings.

As shown in FIG. 1 , FIG. 1 is a schematic diagram of a system architecture for implementing a wireless backhaul method provided by an embodiment of the present application. In the example of FIG. 1 , the system architecture includes a first access point (Access Point, AP) device 100 and a second AP device 101, and the first AP device 100 can use a wired local area network (Local Area Network, LAN) port or a wired wide area network The (Wide Area Network, WAN) port is connected to user terminals such as user computers and set-top boxes, and the first AP device 100 can connect to the second AP device 101 through the wireless LAN port, and the second AP device 101 can be finally connected in various ways to the core network.

As shown in FIG. 2 , both the first AP device and the second AP device include a control module 200 , a data processing module 210 and an interface module 220 , and the data processing module 210 further includes two sub-modules, which are the first data processing sub-module 211 respectively. and the second data processing sub-module 212, the first AP device and the second AP device are both access devices configured to connect to the WiFi network and the wired broadband network.

The control module 200 is configured to control each module in the system architecture. For example, when the interface module 220 receives data, the control module 200 can control the data processing module 210 to perform corresponding processing on the data, and control the data processing module 210 The processed data is forwarded through the interface module 220 . The interface module 220 includes a wired LAN port (not shown in the figure), a wired WAN port (not shown in the figure) and a wireless LAN port (not shown in the figure). The first data processing sub-module 211 is configured to process data received from the wired LAN port or the wired WAN port, and the second data processing sub-module 212 is configured to process data received from the wireless LAN port. For example, when the data received by the wired LAN port or the wired WAN port needs to be forwarded from the wireless LAN port, the control module 200 controls the first data processing sub-module 211 to process the data, and converts the data format of the data into a data format that conforms to the wireless LAN port. The data format of the protocol, and then forward the processed data through the wireless LAN port. For another example, when the data received from the wireless LAN port needs to be forwarded from the wired LAN port or the wired WAN port, the control module 200 controls the second data processing sub-module 212 to process the data, and converts the data format of the data into a data format that conforms to the wired LAN port or the wired WAN port. The data format of the LAN port or wired WAN port protocol, and then forward the processed data through the wired LAN port or wired WAN port.

The system architecture and application scenarios described in the embodiments of the present application are for the purpose of illustrating the technical solutions of the embodiments of the present application more clearly, and do not constitute a limitation on the technical solutions provided by the embodiments of the present application. The evolution of technology and the emergence of new application scenarios, the technical solutions provided in the embodiments of the present application are also applicable to similar technical problems.

It can be understood by those skilled in the art that the structure of the system architecture shown in FIG. 1 and the structure of the AP device shown in FIG. 2 do not constitute limitations to the embodiments of the present application, and may include more or less than shown in the drawings. components, or a combination of certain components, or a different arrangement of components.

Based on the structure of the above-mentioned system architecture, various embodiments of the wireless backhaul method of the present application are proposed.

As shown in FIG. 2 , FIG. 2 is a flowchart of a wireless backhaul method provided by an embodiment of the present application. The wireless backhaul method includes but is not limited to step S100 , step S200 and step S300 .

Step S100: Obtain a first data packet based on the first packet structure, where the first data packet carries first label information for distinguishing service information.

In an embodiment, the first data packet may be a data packet received by the AP device from the terminal, may be a data packet received by the current AP device from another AP device, or may be data received by the AP device from the core network. message, which is not specifically limited in this embodiment. For example, when the first data packet is a data packet received by the AP device from the terminal, the structure of the first data packet is the first packet structure and the first data packet carries the first label information. For another example, when the first data packet is a data packet received by the AP device from the core network, the structure of the first data packet is the first packet structure and the first data packet carries the first label information. For another example, when the first data packet is a data packet received by the current AP device from another AP device, the structure of the first data packet is the first packet structure and the first data packet carries the first data packet. Tag information.

In an embodiment, the first data packet may be obtained in different ways, which are not specifically limited in this embodiment. For example, the first data packet can be obtained through a wired broadband network, and correspondingly, the first packet structure is an Ethernet packet structure; for another example, the first data packet can be obtained through a WiFi network, correspondingly, the first packet The structure is a WiFi frame structure.

In one embodiment, the first tag information includes but is not limited to a virtual local area network identification (Virtual Local Area Network Identity Document, VLAN ID). The virtual local area network identifier can be used to distinguish different users and different services.

In one embodiment, the first marker information may be one or multiple, for example, the first marker information may be a multi-layer virtual local area network identifier, or a single-layer virtual local area network identifier, which is not specifically limited in this embodiment. .

Step S200, obtaining a second data message based on the second message structure according to the first data message and the first label information, the first message structure is different from the second message structure, and the second data message carries the first message. a marker information.

In an embodiment, the second data packet may be a data packet sent by the AP device to the core network, may be a data packet sent by the current AP device to another AP device, or may be data sent by the AP device to the terminal. message, which is not specifically limited in this embodiment. For example, when the second data packet is a data packet sent by the AP device to the core network, the structure of the second data packet is the second packet structure and the second data packet carries the first label information. For another example, when the second data packet is a data packet sent by the current AP device to another AP device, the structure of the second data packet is the second packet structure and the second data packet carries the first data packet. Tag information. For another example, when the second data packet is a data packet sent by the AP device to the terminal, the structure of the second data packet is the first packet structure and the second data packet carries the first label information.

In an embodiment, the second packet structure includes a first tag field, and the first tag field can be used to carry the first tag information. For example, after receiving the first data packet carrying the first tag information, The purpose of carrying the first mark information in the second data packet can be achieved by filling in the first mark information in the first data packet in the first mark field of the second packet structure. In addition, the second packet structure may be of different structure types, which is not specifically limited in this embodiment. For example, the second packet structure may be a WiFi frame structure, and in this case, the first flag field may be in the WiFi frame structure In addition, the first marking information may be a virtual local area network identifier, and by filling the virtual local area network identifier in the reserved field in the WiFi frame structure, the purpose of carrying the first marking information in the first marking field is realized. In addition, the second message structure may also be an Ethernet message structure, and in this case, the first label field may be a virtual local area network identification field in the Ethernet message structure.

In an embodiment, the first marker field may be a reserved field in a physical layer protocol data unit (Presentation Protocol Data Unit, PPDU) in the WiFi frame structure, or may be a MAC layer protocol data unit (MAC layer protocol data unit (MAC) in the WiFi frame structure. A reserved field in the Protocol Data Unit, MPDU), for example, the first flag field may be the Pad bits bit in the PPDU frame structure under orthogonal frequency division multiplexing (Orthogonal Frequency Division Multiplexing, OFDM) encoding.

In an embodiment, when the first packet structure is an Ethernet packet structure, and the second packet structure is a WiFi frame structure, a data packet based on the second packet structure is obtained according to the first data packet and the first label information. The second data packet may be to decapsulate the first data packet according to the Ethernet packet structure, extract the first tag information stored in the corresponding field in the Ethernet packet structure, and then decapsulate the first tag information according to the WiFi packet structure. The frame structure is encapsulated into the corresponding first label field, thereby obtaining the second data packet. In addition, when the first message structure is a WiFi frame structure and the second message structure is an Ethernet message structure, a second datagram based on the second message structure is obtained according to the first data message and the first label information It is also possible to decapsulate the first data packet according to the WiFi frame structure, extract the first tag information stored in the corresponding field in the WiFi frame structure, and then encapsulate the first tag information into the corresponding field according to the Ethernet packet structure. In the virtual local area network identification field, the second data packet is obtained.

Step S300, forward the second data packet.

In an embodiment, the forwarding of the second data packet may be performed in different manners, which is not specifically limited in this embodiment. For example, when the second packet structure is an Ethernet packet structure, the second data packet may be forwarded through a wired broadband network. For another example, when the second packet structure is a WiFi frame structure, the second data packet may be forwarded through the WiFi network.

In one embodiment, by adopting the wireless backhaul method including the above steps S100, S200 and S300, when the first data packet based on the first packet structure and carrying the first label information is obtained, according to the The first data message and the first label information obtain a second data message based on the second message structure and carrying the first label information, and forward the second data message, wherein the first message structure is the same as the first data message. The two message structures are not the same. Therefore, the transmission network using the second message structure can use the first label information applied to the transmission network using the first message structure to distinguish service information, so as to be able to distinguish multiple Users are distinguished from various services to meet the diverse requirements of terminal services.

In addition, in an embodiment, referring to FIG. 3 , obtaining a second data packet based on the second packet structure according to the first data packet and the first label information in step S200 may include, but is not limited to, the following steps:

Step S210, acquiring the first marking information and the first data payload in the first data packet;

Step S220: Perform packet encapsulation based on the second packet structure according to the first label information and the first data payload to obtain a second data packet.

In an embodiment, the second packet structure includes a first tag field, and the first tag field may be used to carry the first tag information. For example, when the second packet structure is a WiFi frame structure, the first tag field may be WiFi. In the reserved field in the frame structure, the first marking information may be a virtual local area network identifier. By filling the virtual local area network identifier in the reserved field in the WiFi frame structure, the purpose of carrying the first marking information in the second data packet is realized.

In an embodiment, when the first packet structure is an Ethernet packet structure, and the second packet structure is a WiFi frame structure, a data packet based on the second packet structure is obtained according to the first data packet and the first label information. The second data packet may be to decapsulate the first data packet according to the Ethernet packet structure, extract the first label information and the first data payload stored in the corresponding fields in the Ethernet packet structure, and then decapsulate the first data packet. A tag information and a first data payload are encapsulated into a corresponding first tag field according to the WiFi frame structure, thereby obtaining a second data packet. In addition, when the first message structure is a WiFi frame structure and the second message structure is an Ethernet message structure, a second datagram based on the second message structure is obtained according to the first data message and the first label information It is also possible to decapsulate the first data packet according to the WiFi frame structure, extract the first label information and the first data payload stored in the corresponding fields in the WiFi frame structure, and then decapsulate the first label information and the first data The payload is encapsulated into the corresponding virtual local area network identification field according to the Ethernet packet structure, thereby obtaining a second data packet.

In addition, in an embodiment, referring to FIG. 4 , the wireless backhaul method may further include, but is not limited to, the following steps:

Step S400, acquiring a third data message based on the second message structure, where the third data message carries second marking information for distinguishing service information;

Step S500, obtaining a fourth data packet based on the first packet structure according to the third data packet and the second marking information, where the fourth data packet carries the second marking information;

Step S600, forward the fourth data packet.

In an embodiment, the third data packet may be a data packet received by the AP device from the terminal, may be a data packet received by the current AP device from another AP device, or may be data received by the AP device from the core network. message, which is not specifically limited in this embodiment. For example, when the third data packet is a data packet received by the AP device from the terminal, the structure of the third data packet is the second packet structure and the third data packet carries the second label information. For another example, when the third data packet is a data packet received by the AP device from the core network, the structure of the third data packet is the second packet structure and the third data packet carries the second label information. For another example, when the third data packet is a data packet received by the current AP device from another AP device, the structure of the third data packet is the second packet structure and the third data packet carries the second packet. Tag information.

In an embodiment, the third data packet may be obtained in different ways, which is not specifically limited in this embodiment. For example, the third data packet can be obtained through a wired broadband network, and correspondingly, the second packet has an Ethernet packet structure; for another example, the third data packet can be obtained through a WiFi network, and correspondingly, the second packet has an Ethernet packet structure. The structure is a WiFi frame structure.

In one embodiment, the second marking information includes but is not limited to a virtual local area network identifier. The virtual local area network identifier can be used to distinguish different users and different services.

In one embodiment, the second tag information may be one or multiple, for example, the second tag information may be a multi-layer virtual local area network identifier, or a single-layer virtual local area network identifier, which is not specifically limited in this embodiment. .

In an embodiment, the fourth data packet may be a data packet sent by the AP device to the core network, may be a data packet sent by the current AP device to another AP device, or may be data sent by the AP device to the terminal. message, which is not specifically limited in this embodiment. For example, when the fourth data packet is a data packet sent by the AP device to the core network, the structure of the fourth data packet is the first packet structure and the fourth data packet carries the second label information. For another example, when the fourth data packet is a data packet sent by the current AP device to another AP device, the structure of the fourth data packet is the first packet structure and the fourth data packet carries the second data packet. Tag information. For another example, when the fourth data packet is a data packet sent by the AP device to the terminal, the structure of the fourth data packet is the first packet structure and the fourth data packet carries the second label information.

In one embodiment, the fourth packet structure includes a second tag field, and the second tag field can be used to carry the second tag information. For example, after receiving the third data packet carrying the second tag information, The purpose of carrying the second mark information in the fourth data packet can be achieved by filling in the second mark information in the third data packet in the second mark field of the first packet structure. In addition, the first packet structure may be of different structure types, which is not specifically limited in this embodiment. For example, the first packet structure may be a WiFi frame structure, and in this case, the second flag field may be in the WiFi frame structure In addition, the second marking information can be a virtual local area network identifier, and by filling the virtual local area network identifier in the reserved field in the WiFi frame structure, the purpose of carrying the second marking information in the second marking field is realized. In addition, the first packet structure may also be an Ethernet packet structure, and in this case, the second label field may be a virtual local area network identification field in the Ethernet packet structure.

In an embodiment, the second marker field may be a reserved field in a PPDU in the WiFi frame structure, or may be a reserved field in an MPDU in the WiFi frame structure, for example, the second marker field may be a PPDU under OFDM coding. Pad bits field in the frame structure.

In an embodiment, when the first packet structure is an Ethernet packet structure, and the second packet structure is a WiFi frame structure, the first packet structure-based The fourth data packet may be to decapsulate the third data packet according to the Ethernet packet structure, extract the second tag information stored in the corresponding field in the Ethernet packet structure, and then decapsulate the second tag information according to the WiFi packet structure. The frame structure is encapsulated into the corresponding second tag field, thereby obtaining a fourth data packet. In addition, when the first message structure is a WiFi frame structure and the second message structure is an Ethernet message structure, a second datagram based on the second message structure is obtained according to the first data message and the first label information It is also possible to decapsulate the third data packet according to the WiFi frame structure, extract the second tag information stored in the corresponding field in the WiFi frame structure, and then encapsulate the second tag information into the corresponding field according to the Ethernet packet structure. In the virtual local area network identification field, the fourth data packet is obtained.

In addition, in an embodiment, referring to FIG. 5 , obtaining the fourth data packet based on the first packet structure according to the third data packet and the second label information in step S500 may include, but is not limited to, the following steps:

Step S510: acquiring the second marking information and the second data payload in the third data packet;

Step S520: Perform packet encapsulation based on the first packet structure on the second marking information and the second data payload to obtain a fourth data packet.

In an embodiment, the first packet structure includes a second tag field, and the second tag field may be used to carry the second tag information. For example, when the first packet structure is an Ethernet packet structure, the second tag field may be is a virtual local area network identification field in the Ethernet packet structure, and the second tag information can be a virtual local area network identification. There is a second marker for informational purposes. For another example, when the first message structure is a WiFi frame structure, the second tag field may be a reserved field in the WiFi frame structure, and the second tag information may be a virtual local area network identifier, by filling in the virtual local area network identifier in the WiFi frame structure. reserved field, so as to realize the purpose of carrying the second label information in the fourth data packet.

In one embodiment, when the second packet structure is a WiFi frame structure, and the first packet structure is an Ethernet packet structure, the first packet structure is obtained according to the third data packet and the second label information. The fourth data packet may be decapsulating the third data packet according to the WiFi frame structure, extracting the second label information and the second data payload stored in the corresponding fields in the WiFi frame structure, and then decapsulating the second label information and the second data payload. The second data payload is encapsulated into the corresponding virtual local area network identification field according to the Ethernet packet structure, thereby obtaining a fourth data packet. In addition, when the second message structure is an Ethernet message structure and the first message structure is a WiFi frame structure, a fourth datagram based on the first message structure is obtained according to the third data message and the second label information It is also possible to decapsulate the third data packet according to the Ethernet packet structure, extract the second label information and the second data payload stored in the corresponding fields in the WiFi frame structure, and then decapsulate the second label information and the first data payload. The second data payload is encapsulated into the corresponding second label field according to the WiFi frame structure, thereby obtaining a fourth data packet.

In order to more clearly describe the specific steps and processes of the wireless backhaul methods in the above embodiments, specific examples are used for description below.

Example one:

As shown in FIG. 6, FIG. 6 is a flow chart of forwarding processing of uplink data packets by the first AP device provided by a specific example of the present application, and the flow is specifically:

Step S101: obtaining an Ethernet data packet from a wired LAN port;

Step C101: Determine whether the received Ethernet data packet has a virtual local area network identifier? If yes, go to step S102; if not, go to step S105;

Step S102: Decapsulate the Ethernet data packet according to the Ethernet packet structure, and obtain the virtual local area network identifier and data payload;

Step C102: Determine whether the virtual local area network identifier is multi-layered? If yes, go to step S104; if not, go to step S103;

Step S103: Fill the virtual local area network identifier into the reserved field in the PPDU or MPDU frame structure in the WiFi frame structure, and perform step S105;

Step S104: Fill multiple virtual local area network identifiers into the reserved fields in the PPDU or MPDU frame structure of the WiFi frame structure in turn, and perform step S105;

Step S105: Encapsulate according to the WiFi frame structure to obtain a WiFi data packet;

Step S106: forwarding the WiFi data packet to the wireless LAN port;

Step S107 : the current upstream data packet forwarding processing flow ends.

Example two:

As shown in FIG. 7 , FIG. 7 is a flowchart of the uplink data packet forwarding processing performed by the second AP device provided by another specific example of the present application, and the flowchart is specifically:

Step S201: obtaining WiFi data packets from a wireless LAN port;

Step C201: Determine whether the received WiFi data packet has a virtual local area network identifier? If yes, go to step S202; if not, go to step S205;

Step S202: Decapsulate the Ethernet data packet according to the WiFi data packet structure, and obtain the virtual local area network identifier and data payload;

Step C202: Determine whether the VLAN ID is multi-layered? If yes, go to step S204; if not, go to step S203;

Step S203: Fill the virtual local area network identifier into the virtual local area network identifier field in the Ethernet packet structure, and execute step S205;

Step S204: Fill multiple virtual local area network identifiers into the virtual local area network identifier field in the Ethernet packet structure in turn, and execute step S205;

Step S205: Encapsulate according to the Ethernet packet structure to obtain an Ethernet data packet;

Step S206: forwarding the Ethernet data packet to the wired WAN port;

Step S207: the current upstream data packet forwarding processing flow ends.

Example three:

As shown in FIG. 8 , FIG. 8 is a flowchart of a second AP device performing downlink data packet forwarding processing provided by a specific example of the present application, and the process is specifically:

Step S301: obtaining an Ethernet data packet from a wired WAN port;

Step C301: Determine whether the received Ethernet data packet has a virtual local area network identifier? If yes, go to step S302; if not, go to step S305;

Step S302: Decapsulate the Ethernet data packet according to the Ethernet packet structure, and obtain the virtual local area network identifier and data payload;

Step C302: Determine whether the VLAN ID is multi-layered? If yes, go to step S304; if not, go to step S303;

Step S303: Fill the virtual local area network identifier into the reserved field in the PPDU or MPDU frame structure in the WiFi frame structure, and perform step S305;

Step S304: Fill multiple virtual local area network identifiers into the reserved fields in the PPDU or MPDU frame structure of the WiFi frame structure in turn, and perform step S305;

Step S305: Encapsulate according to the WiFi frame structure to obtain the WiFi data packet;

Step S306: forwarding the WiFi data packet to the wireless LAN port;

Step S307: The current downlink data packet forwarding processing flow ends.

Example four:

As shown in FIG. 9 , FIG. 9 is a flowchart of the downlink data packet forwarding processing performed by the first AP device provided by another specific example of the present application, and the flowchart is specifically:

Step S401: obtaining WiFi data packets from a wireless LAN port;

Step C401: Determine whether the received WiFi data packet has a virtual local area network identifier? If yes, go to step S402; if not, go to step S205;

Step S402: Decapsulate the Ethernet data packet according to the WiFi data packet structure, and obtain the virtual local area network identifier and data payload;

Step C402: Determine whether the VLAN ID is multi-layered? If yes, go to step S404; if not, go to step S403;

Step S403: Fill the virtual local area network identifier into the virtual local area network identifier field in the Ethernet packet structure, and execute step S405;

Step S404: Fill multiple virtual local area network identifiers into the virtual local area network identifier field in the Ethernet packet structure in turn, and execute step S405;

Step S405: Encapsulate according to the Ethernet packet structure to obtain an Ethernet data packet;

Step S406: forwarding the Ethernet data packet to the wired LAN port;

Step S407: The current downlink data packet forwarding processing flow ends.

In addition, an embodiment of the present application also provides a wireless backhaul device, which includes: a memory, a processor, and a computer program stored in the memory and executable on the processor.

The processor and memory may be connected by a bus or otherwise.

As a non-transitory computer-readable storage medium, the memory can be used to store non-transitory software programs and non-transitory computer-executable programs. Additionally, the memory may include high-speed random access memory, and may also include non-transitory memory, such as at least one magnetic disk storage device, flash memory device, or other non-transitory solid state storage device. In some implementations, the memory may include memory located remotely from the processor, which may be connected to the processor through a network. Examples of such networks include, but are not limited to, the Internet, an intranet, a local area network, a mobile communication network, and combinations thereof.

It should be noted that the wireless backhaul apparatus in this embodiment may include the system architecture in the embodiment shown in FIG. 1 , the wireless backhaul apparatus in this embodiment and the system architecture in the embodiment shown in FIG. 1 . Since they belong to the same inventive concept, these embodiments have the same realization principle and technical effect, and will not be described in detail here.

The non-transitory software programs and instructions required to implement the wireless backhaul method of the above embodiment are stored in the memory, and when executed by the processor, the wireless backhaul method in the above embodiment is executed, for example, the above-described FIG. 3 is executed method steps S100 to S300 in FIG. 4 , method steps S210 to S220 in FIG. 4 , method steps S400 to S600 in FIG. 5 , and method steps S510 to S520 in FIG. 6 .

In addition, an embodiment of the present application further provides an access device, where the access device includes the wireless backhaul apparatus mentioned in the foregoing embodiment. The access device can acquire a first data packet based on the first packet structure and carrying first label information for distinguishing service information, and then obtain a second data packet based on the first data packet and the first label information. A second data message with a message structure and carrying the first label information, and then forward the second data message, wherein the structure of the first message is different from the structure of the second message. Therefore, it is possible to use The transmission network of the second message structure can use the first label information applied to the transmission network using the first message structure to distinguish service information, so that it can distinguish multiple users and multiple services to meet the needs of terminal services. the purpose of the diversity requirement.

The apparatus embodiments described above are only illustrative, and the units described as separate components may or may not be physically separated, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution in this embodiment.

In addition, an embodiment of the present application also provides a computer-readable storage medium, where the computer-readable storage medium stores computer-executable instructions, and the computer-executable instructions are executed by a processor or controller, for example, by the above-mentioned Executed by a processor in the apparatus embodiment or the device embodiment, the above-mentioned processor can execute the wireless backhaul method in the above-mentioned embodiment, for example, the method steps S100 to S300 in FIG. 3 and the method steps S210 to S210 in FIG. 4 S220 , method steps S400 to S600 in FIG. 5 , and method steps S510 to S520 in FIG. 6 .

The embodiments of the present application include: acquiring a first data packet based on a first packet structure, where the first data packet carries first label information for distinguishing service information; obtaining a first data packet based on the first data packet and the first label information In the second data message of the second message structure, the first message structure is different from the second message structure, and the second data message carries the first label information; the second data message is forwarded. According to the solution provided by the embodiment of the present application, by acquiring the first data packet based on the first packet structure and carrying the first label information for distinguishing service information, and then according to the first data packet and the first label obtaining a second data message based on the second message structure and carrying the first marking information, and then forwarding the second data message, wherein the first message structure is different from the second message structure, Therefore, the transmission network using the second message structure can use the first label information applied to the transmission network using the first message structure to distinguish the service information, so that it can distinguish multiple users and multiple services. , in order to meet the diversity requirements of terminal services.

Those of ordinary skill in the art can understand that all or some of the steps and systems in the methods disclosed above can be implemented as software, firmware, hardware, and appropriate combinations thereof. Some or all physical components may be implemented as software executed by a processor, such as a central processing unit, digital signal processor or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit . Such software may be distributed on computer-readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). As is known to those of ordinary skill in the art, the term computer storage media includes both volatile and nonvolatile implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data flexible, removable and non-removable media. Computer storage media include, but are not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, digital versatile disk (DVD) or other optical disk storage, magnetic cartridges, magnetic tape, magnetic disk storage or other magnetic storage devices, or may Any other medium used to store desired information and which can be accessed by a computer. In addition, communication media typically embodies computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave or other transport mechanism, and can include any information delivery media, as is well known to those of ordinary skill in the art .

The above is a specific description of some implementations of the present application, but the present application is not limited to the above-mentioned embodiments. Those skilled in the art can also make various equivalent modifications or replacements without departing from the scope of the present application. Equivalent modifications or substitutions are included within the scope defined by the claims of the present application.

Claims

A wireless backhaul method, comprising:

acquiring a first data message based on the first message structure, where the first data message carries first marking information for distinguishing service information;

A second data message based on a second message structure is obtained according to the first data message and the first label information, the first message structure is different from the second message structure, and the first message structure is different from the second message structure. Two data packets carry the first marking information;

forwarding the second data packet.
The wireless backhaul method according to claim 1, wherein the obtaining a second data packet based on the second packet structure according to the first data packet and the first label information comprises:

acquiring the first marking information and the first data payload in the first data message;

Perform packet encapsulation based on the second packet structure according to the first label information and the first data payload to obtain a second data packet.
The wireless backhaul method according to claim 1 or 2, wherein the second packet structure includes a first marker field, and the first marker field carries the first marker information.
The wireless backhaul method according to claim 1, further comprising:

acquiring a third data message based on the second message structure, where the third data message carries second marking information for distinguishing service information;

obtaining a fourth data packet based on the first packet structure according to the third data packet and the second marking information, where the fourth data packet carries the second marking information;

forwarding the fourth data packet.
The wireless backhaul method according to claim 4, wherein the obtaining a fourth data packet based on the first packet structure according to the third data packet and the second label information comprises:

acquiring the second marking information and the second data payload in the third data packet;

Perform packet encapsulation based on the first packet structure on the second marking information and the second data payload to obtain a fourth data packet.
The wireless backhaul method according to claim 4 or 5, wherein the first packet structure includes a second marker field, and the second marker field carries the second marker information.
The wireless backhaul method according to claim 1, wherein the first message structure is an Ethernet message structure, and the second message structure is a WiFi frame structure.
A wireless backhaul device, comprising: a memory, a processor, and a computer program stored in the memory and running on the processor, wherein the processor implements any one of claims 1 to 7 when the processor executes the computer program A wireless backhaul method as described.
An access device, comprising the wireless backhaul apparatus according to claim 8.
A computer-readable storage medium storing computer-executable instructions, wherein the computer-executable instructions are used to cause a computer to execute the wireless backhaul method according to any one of claims 1 to 7.