WO2024140532A1 - Procédé et appareil de communication de message de commande, dispositif et support de stockage - Google Patents

Procédé et appareil de communication de message de commande, dispositif et support de stockage Download PDF

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Publication number
WO2024140532A1
WO2024140532A1 PCT/CN2023/141446 CN2023141446W WO2024140532A1 WO 2024140532 A1 WO2024140532 A1 WO 2024140532A1 CN 2023141446 W CN2023141446 W CN 2023141446W WO 2024140532 A1 WO2024140532 A1 WO 2024140532A1
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WO
WIPO (PCT)
Prior art keywords
message
data
control
control message
converted
Prior art date
Application number
PCT/CN2023/141446
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English (en)
Chinese (zh)
Inventor
刘良清
朱克航
Original Assignee
锐捷网络股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by 锐捷网络股份有限公司 filed Critical 锐捷网络股份有限公司
Publication of WO2024140532A1 publication Critical patent/WO2024140532A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H04W8/24—Transfer of terminal data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H04W8/24—Transfer of terminal data
    • H04W8/245—Transfer of terminal data from a network towards a terminal

Definitions

  • the present application relates to the field of wireless networks and communication technologies, and in particular to a communication method, apparatus, device and computer-readable storage medium for control messages.
  • an embodiment of the present application provides a control message communication method, applicable to a first wireless access device, wherein the first wireless access device includes a control channel and a data channel, and the method includes:
  • a first wireless access device Determining, by a first wireless access device, whether a first control message needs to be converted into a data message, wherein the first control message is a control message transmitted on a control channel;
  • the first data message is sent to the corresponding second wireless access device through the data channel.
  • the control message converted into a data message is sent through a data channel. That is, the control message between the wireless access controller device and the wireless access point device can be converted into a data message and transmitted through a data channel, solving the problem that the current method for improving the communication performance of CAPWAP control messages is high in cost, difficult to manage uniformly, and limited by the bandwidth of the CAPWAP control channel.
  • determining whether the first control message needs to be converted into a data message includes:
  • determining whether the first control message needs to be converted into a data message according to a preset condition includes:
  • the transmission instruction includes:
  • An identifier configured for the first control message, where the identifier indicates whether the first control message is sent through a data channel or is sent through a data channel.
  • control channel is set with judgment logic, and the first control message includes a transmission instruction
  • the control channel directly determines whether the first control message needs to be converted into a data message according to the transmission indication.
  • determining whether the first control message needs to be converted into a data message includes:
  • the first wireless access device can obtain the amount of data in the control channel and the amount of data in the data channel, and
  • the first wireless access device determines whether the first control message needs to be converted into a data message according to the two acquired data amounts.
  • the first wireless access device further includes a message conversion module, which sends multiple control messages in the control channel to the message conversion module before converting the first control message into the first data message.
  • a message conversion module which sends multiple control messages in the control channel to the message conversion module before converting the first control message into the first data message.
  • the method further comprises: if a first control message among the plurality of control messages needs to be converted into a data message,
  • the message conversion module then sends the first control message to the data channel.
  • the method further comprises: if a first control message among the plurality of control messages does not need to be converted into a data message,
  • the message conversion module then returns the first control message to the control channel.
  • the first wireless access device can obtain the specific content of each control message in the control channel and the specific content of each data message in the data channel.
  • the first wireless access device determines whether the first control message needs to be converted into a data message according to the acquired specific content of the control message and the acquired specific content of the data message.
  • the method further includes: if the first control message needs to be converted into a data message,
  • the first wireless receiving device then obtains the first control message in the control channel, and sends the first control message to the data channel.
  • the method further comprises:
  • the second data message is converted through the second control message.
  • converting the first control message into the first data message by the first wireless access device includes: the first wireless access device sets a preset value in a preset field of a message header of the first control message to convert the first control message into the first data message.
  • a preset value is set for a preset field in the message header of the control message, so that the control message converted into a data message and the original data message can be distinguished.
  • sending the first data message to the corresponding second wireless access device through the data channel includes: sending the first data message to the second wireless access device through a stop-and-wait mechanism adopted by the data channel.
  • the data message converted from the control message is converted back into the control message, so that the control message can be acquired and processed.
  • the method further comprises:
  • a processing unit configured to determine whether the first control message needs to be converted into a data message; determine whether the first control message needs to be converted into a data message; and when the first control message needs to be converted into a data message, convert the first control message into a first data message through a first wireless access device; wherein the first control message is a control message transmitted on a control channel; and
  • the transceiver unit is used to send the first data message to the second wireless access device through the data channel.
  • the transceiver unit is further used to receive a second data message through the data channel;
  • the processing unit is further configured to convert the second data message into the second control message through the first wireless access device if the second data message is converted through the second control message;
  • the transceiver unit is further used to obtain a second control message through the control channel.
  • the device includes: a memory for storing computer executable program code; and a processor coupled to the memory.
  • the program code stored in the memory includes instructions, and when the processor executes the instructions, the device or a network device equipped with the device executes the method in any of the above possible designs.
  • FIG2 is a flow chart of a control message communication method provided in an embodiment of the present application.
  • Each exemplary embodiment of the present application proposes a control message communication method, which is applicable to an access device (eg, an AC device and/or an AP device).
  • an access device eg, an AC device and/or an AP device.
  • Step 200 for a first control message in a control channel module in a wireless access controller device, determine whether the first control message needs to be converted into a data message.
  • the transmission instruction of the transmission party of the first control message is: the transmission party of the first control message configures the first control message with an identifier of transmission through a control channel or a data channel before transmitting the first control message. At this time, it can be determined whether the first control message needs to be converted into a data message based on the identifier through judgment logic.
  • the message conversion module in the AC device can also be based on the load and The load of the data channel module in the AC device determines whether it needs to be converted into a data message. If the load of the control channel module in the AC device is too much, the first control message needs to be converted into a data message; if the load of the data channel module in the AC device is too much, the first control message does not need to be converted into a data message.
  • the message conversion module in the AC device can read the amount of data in the control channel module in the AC device.
  • the message conversion module in the AC device can also read the amount of data in the data channel module in the AC device, thereby determining the load of the control channel module in the AC device and the load of the data channel module in the AC device.
  • the control channel module in the AC device is not provided with judgment logic, the judgment logic is provided in the message conversion module in the AC device, and the first control message has a transmission indication of the transmitting party, then when the first control message is located in the control channel module in the AC device, the control channel module in the AC device transmits the first control message to the message conversion module in the AC device, and the message conversion module in the AC device determines whether the first control message needs to be converted into a data message; or the first control message is still in the control channel module in the AC device, and the message conversion module in the AC device reads the specific content of the first control message and determines whether the first control message needs to be converted into a data message.
  • Step 210 When the first control message needs to be converted into a data message, the first control message is converted into a first data message by a message conversion module in the wireless access controller device.
  • the control channel module in the AC device is not set with judgment logic, the judgment logic is set in the message conversion module in the AC device, but the first control message does not have a transmission indication of the transmitter, then when the first control message is located in the control channel module in the AC device, after the control channel module in the AC device transmits the first control message to the message conversion module in the AC device, the message conversion module in the AC device determines the load of the current control channel module and the data channel module and then converts the first control message into a first data message; or the first control message is still in the control channel module in the AC device, the message conversion module in the AC device reads the specific content of the first control message, and the message conversion module in the AC device determines the load of the current control channel module and the data channel module, thereby obtaining the first control message in the control channel module in the AC device, and then converting the first control message into a first data message.
  • the message conversion module in the AC device sets a preset value in the preset field of the message header of the first control message, thereby converting it into the first data message.
  • the preset value can be any positive integer greater than 1, and this application does not limit it.
  • CAPWAP uses the User Datagram Protocol (UDP) to transmit control messages and data messages, and the UDP protocol itself is unreliable and may cause message disorder, message loss, etc.
  • UDP User Datagram Protocol
  • the stop-and-wait mechanism is only for the data message converted from the control message in the data channel module, and not for the data message originally received by the data channel module.
  • the data channel module may also adopt a multiple-send-multiple-answer mechanism, that is, after the first data message is sent to the corresponding AP device, the next data message may be sent without receiving a reply from the corresponding AP device.
  • the data channel module in the AP device determines whether the preset field in the message header of the second data message has a preset value through the data channel module or the message conversion module; if it has the preset value, the second data message is converted through the second control message.
  • the second control message is the same message as the first control message.
  • a judgment logic may be set in a data channel module in the AP device or a message conversion module in the AP device to determine whether the second data message is converted from the second control message.
  • the data channel module in the AP device is not set with judgment logic, the judgment logic is set in the message conversion module in the AP device, and the preset field of the message header of the second data message has a preset value, then after the second data message arrives at the data channel module in the AP device, the data channel module in the AP device transmits the second data message to the message conversion module in the AP device, and the message conversion module in the AP device converts the second data message into a second control message; or the second data message is still in the data channel module in the AP device, the message conversion module in the AP device reads the specific content of the second data message, determines that the preset field of the message header of the second data message has a preset value, and the message conversion module in the AP device obtains the second data message in the data channel module in the AP device and converts the second data message into a second control message.
  • the message conversion module in the AP device transmits the second control message to the control channel module in the AP device, so that the second control message can be obtained from the control channel module in the AP device, and then the second control message can be processed.
  • the present application is specifically described by taking the control channel module of the AC device as having a control message A to be transmitted, and the AC device sending the control message A to the AP device.
  • the control channel module in the AC device is provided with a judgment logic, the control message A has a transmission indication of the transmitting party, and the transmission indication of the transmitting party of the control message A is specifically described as an identifier configured for control channel transmission.
  • control channel module in the AC device determines that the control message A does not need to be converted according to the judgment logic, and directly transmits the control message A to the control channel module in the AP device through the control channel.
  • the present application is specifically described by taking the control channel module of the AC device having a control message B to be transmitted, and the AC device sending the control message B to the AP device.
  • the control channel module in the AC device has no judgment logic
  • the control message B has a transmission indication of the transmitting party
  • the transmission indication of the transmitting party of the control message B is a flag configured for data channel transmission.
  • the judgment logic is set in the message conversion module in the AC device.
  • the control channel module in the AC device transmits the control message B to the message conversion module in the AC device.
  • the message conversion module in the AC device determines that the control message B needs to be converted, and then converts the control message B into the data message B; or the control message B is still in the control channel module in the AC device, and the message conversion module in the AC device reads the specific content of the control message B, determines that the control message B needs to be converted, and the message conversion module in the AC device obtains the control message B, and then converts the control message B into the data message B.
  • the message conversion module in the AC device sets the preset value 2 to the preset field of the message header of the control message B, thereby converting it into the data message B.
  • the message conversion module in the AC device transmits the data message B to the data channel module in the AC device. Then, the data channel module in the AC device transmits the data message B to the data channel module in the AP device.
  • the embodiment of the present application further provides a device 300 , as shown in FIG. 3 , the device 300 includes: a processing unit 310 , and a transceiver unit 320 .
  • the method further comprises:
  • An exemplary embodiment of the present application provides a control message communication device, which is applicable to a wireless access controller device or a wireless access point device, and the device includes:

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)

Abstract

La présente demande concerne un procédé et un appareil de communication de message de commande, un dispositif et un support de stockage. Le procédé est applicable à un premier dispositif d'accès sans fil, le premier dispositif d'accès sans fil comprend un canal de commande et un canal de données, et le procédé consiste à : au moyen du premier dispositif d'accès sans fil, déterminer si un premier message de commande doit être converti en un message de données, le premier message de commande étant un message de commande transmis dans le canal de commande ; lorsque le premier message de commande doit être converti en un message de données, convertir le premier message de commande en un premier message de données au moyen du premier dispositif d'accès sans fil ; et envoyer le premier message de données à un second dispositif d'accès sans fil correspondant au moyen du canal de données.
PCT/CN2023/141446 2022-12-28 2023-12-25 Procédé et appareil de communication de message de commande, dispositif et support de stockage WO2024140532A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202211696597.9 2022-12-28
CN202211696597.9A CN118265018A (zh) 2022-12-28 2022-12-28 一种控制消息通信方法及装置

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1183188A (zh) * 1996-03-25 1998-05-27 耐特因塞特公司 动态发送信令的方法和装置
CN1448040A (zh) * 1998-04-14 2003-10-08 三星电子株式会社 移动通信系统中的数据传输方法
CN101098451A (zh) * 2007-08-01 2008-01-02 中兴通讯股份有限公司 E1专线大容量会议电视系统信令传输方法
CN101132204A (zh) * 2006-08-21 2008-02-27 北京三星通信技术研究有限公司 上行调度指配的传输方法及设备
CN106776398A (zh) * 2016-12-20 2017-05-31 广州视源电子科技股份有限公司 双系统双向控制的方法和装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1183188A (zh) * 1996-03-25 1998-05-27 耐特因塞特公司 动态发送信令的方法和装置
CN1448040A (zh) * 1998-04-14 2003-10-08 三星电子株式会社 移动通信系统中的数据传输方法
CN101132204A (zh) * 2006-08-21 2008-02-27 北京三星通信技术研究有限公司 上行调度指配的传输方法及设备
CN101098451A (zh) * 2007-08-01 2008-01-02 中兴通讯股份有限公司 E1专线大容量会议电视系统信令传输方法
CN106776398A (zh) * 2016-12-20 2017-05-31 广州视源电子科技股份有限公司 双系统双向控制的方法和装置

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