WO2017215492A1 - Procédé et appareil de détection de dispositif - Google Patents

Procédé et appareil de détection de dispositif Download PDF

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Publication number
WO2017215492A1
WO2017215492A1 PCT/CN2017/087342 CN2017087342W WO2017215492A1 WO 2017215492 A1 WO2017215492 A1 WO 2017215492A1 CN 2017087342 W CN2017087342 W CN 2017087342W WO 2017215492 A1 WO2017215492 A1 WO 2017215492A1
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WO
WIPO (PCT)
Prior art keywords
access device
online
arp
access
address
Prior art date
Application number
PCT/CN2017/087342
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English (en)
Chinese (zh)
Inventor
江文娜
Original Assignee
中兴通讯股份有限公司
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Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2017215492A1 publication Critical patent/WO2017215492A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
    • H04L43/0811—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/09—Mapping addresses
    • H04L61/10—Mapping addresses of different types
    • H04L61/103—Mapping addresses of different types across network layers, e.g. resolution of network layer into physical layer addresses or address resolution protocol [ARP]

Definitions

  • the present invention relates to the field of Ethernet communications, and in particular to a device detection method and apparatus.
  • the Institute of Electrical and Electronics Engineers (IEEE) 802.1x protocol optimizes the authentication method and authentication architecture, making it widely used in Ethernet access.
  • the network access server cannot implement the access through the standard protocol packets because the 802.1x client cannot be installed. Control of the device.
  • Media Access Control (MAC) authentication solves the access authentication management of such access devices.
  • MAC Media Access Control
  • the present invention provides a device detection method and apparatus to at least solve the problem that the online state of an access device cannot be detected universally and in a timely manner in the related art.
  • a device detection method including:
  • the address resolution protocol (ARP) detection packet is sent to the access device.
  • ARP address resolution protocol
  • the access device determines an online state of the access device.
  • performing access authentication on the access device includes:
  • obtaining the IP address of the access device includes:
  • the IP address of the access device is parsed according to the ARP request packet.
  • determining, according to the response information of the ARP detection packet, that the access device responds to the online status of the access device includes:
  • the online status of the access device is determined according to the online detection flag bit and the online detection flag bit of the last ARP detection.
  • determining the online state of the access device according to the online detection flag bit and the online detection flag bit of the last ARP detection includes:
  • the foregoing ARP detection packet includes:
  • NAS network access server
  • the ARP detection packet includes: source network protocol IP field and source media access control MAC address.
  • the field and the destination IP address field where the source MAC field is configured as the MAC address of the network access server NAS, and the source IP field is configured as the third layer of the virtual local area network (VLAN) where the access device is located.
  • the interface address or the broadcast IP address; the destination IP address field is configured as the IP address of the access device.
  • a device detecting apparatus including:
  • the sending module is configured to send an address resolution protocol ARP detection packet to the access device after the access authentication of the access device is passed;
  • the determining module is configured to determine an online state of the access device according to the response information of the access device in response to the ARP detection packet.
  • the device further includes:
  • the obtaining module is configured to obtain an IP address of the access device.
  • the determining module includes:
  • the setting unit is configured to set an online detection flag bit of the access device according to the response information of the access device in response to the ARP detection message, where the online detection flag bit is set to be valid when the response information is acquired, when Setting the above online detection flag bit to be invalid when the response information is not acquired;
  • the determining unit is configured to determine the online state of the access device according to the online detection flag bit and the online detection flag bit of the last ARP detection.
  • a storage medium comprising a stored program, wherein the program is executed to perform the method of any of the above.
  • a processor for running a program wherein the program is executed to perform the method of any of the above.
  • the ARP detection packet is sent to the access device, and the access device determines the response device according to the response information of the ARP detection packet.
  • online status The invention solves the problem that the online state of the access device cannot be detected universally and in a timely manner, thereby achieving universal and timely access to the access device.
  • the online status of the backup makes the management of the accounting of the access device more flexible and accurate according to the detected online status.
  • FIG. 1 is a flow chart of a device detecting method according to an embodiment of the present invention.
  • FIG. 2 is a flow chart of a device detection method according to an example of the present invention.
  • FIG. 3 is a block diagram showing the structure of a device detecting apparatus according to an embodiment of the present invention.
  • FIG. 4 is a block diagram showing another structure of a device detecting device according to an embodiment of the present invention.
  • FIG. 1 is a flowchart of a device detection method according to an embodiment of the present invention. As shown in FIG. 1 , the process includes the following steps:
  • Step S102 After the access authentication of the access device passes, send an address resolution protocol ARP detection packet to the access device.
  • Step S104 Determine, according to the response information of the ARP detection packet, the access device determines an online state of the access device.
  • the access device After the access authentication of the access device is passed through the foregoing steps, the access device is configured.
  • the device is configured to send an address resolution protocol (ARP) packet, and the access device determines the online state of the access device according to the response information of the ARP detection packet, which solves the problem that the existing device needs to be deployed in the access device.
  • ARP address resolution protocol
  • the problem of the online status of the access device is detected in a versatile and timely manner, so that the online status of the access device is obtained in a universal and timely manner, and the management of the charging of the access device is more flexible and accurate according to the detected online state.
  • performing access authentication on the access device in step S102 may include performing access authentication on the access device according to the user name and password of the access device that is stored in advance.
  • the method further includes: obtaining an IP address of the access device, before sending the ARP detection packet to the access device.
  • the obtaining the IP address of the access device includes: obtaining an ARP request packet sent by the access device, and parsing the IP address of the access device according to the ARP request packet.
  • the access device initiates an authentication request to the Radius server through a network access server (NAS).
  • NAS network access server
  • the ARP request packet sent by the access device needs to be obtained.
  • the access device obtains the information of the service gateway through the address allocation of the Dynamic Host Configuration Protocol (DHCP).
  • DHCP Dynamic Host Configuration Protocol
  • the access device resolves the gateway information, it must send an ARP request to the gateway. Text.
  • the ARP request packet is obtained by the NAS device, the IP address information of the access device is parsed.
  • the ARP timeout timer is set. If the timer expires, the ARP request packet sent by the access device is not received.
  • step S104 can be implemented by the following scheme:
  • Step A setting an online detection flag bit of the access device according to the response information of the access device in response to the ARP detection message, where the online detection flag is set to be valid when the response information is acquired, when the response information is Setting the above online detection flag is invalid when not acquired;
  • Step B determining the online state of the access device according to the online detection flag bit and the online detection flag bit of the last ARP detection.
  • step B can be specifically implemented by: when the online detection flag is And when the online detection flag bit of the previous ARP detection is invalid, it is determined that the online state of the access device is offline.
  • the ARP detection packet may include: a source network protocol IP field and a source media access control MAC field, where the source IP field and the source MAC field are configured through a specified command line of the network access server NAS; or the ARP detection report
  • the source network protocol IP field, the source media access control MAC field, and the destination IP address field where the source MAC field is configured as the MAC address of the network access server NAS, and the source IP field is configured as the access device.
  • the Layer 3 interface address or the broadcast IP address of the VLAN of the virtual local area network; the destination IP address field is configured as the IP address of the access device.
  • the padding field in the ARP detection packet sent by the NAS device to the access device may be configured through the command line of the NAS. If not specified, the configuration may be as follows: The MAC address of the NAS is used by the MAC. The source IP address is preferred to the Layer 3 interface address of the vlan on the NAS. If no Layer 3 interface is configured, the broadcast IP address is used. The destination IP address field in the ARP packet uses the IP address of the obtained access device. The detection can be performed by using the on-line detection. When the timing interval arrives, the ARP detection packet is sent to the access device. The NAS sets an online detection flag for the access device that is authenticated by the access authentication.
  • the online detection flag is updated according to the response information of the access device. After receiving the ARP response message, the flag is valid and the online detection timer is reset. If the response information is not received, the validity of the online detection flag of the access device is checked before the ARP detection packet is sent again. If the flag is invalid, the online status of the access device is invalid.
  • the NAS will be based on the specific application scenario. The access device manages, for example, when the online management of the access device is determined to be invalid, the MAC address entry on the access device is deleted, and the notification server clears the access device.
  • FIG. 2 is a flowchart of a device detecting method according to an example of the present invention. As shown in FIG. 2, the foregoing process specifically includes the following steps:
  • Step S202 The access device actively initiates an access authentication request.
  • the dumb terminal of the 802.1x client cannot be installed, and the authentication is requested by the MAC authentication method of the NAS.
  • the NAS adds the MAC address of the access device to the MAC address management table of the NAS.
  • Step S204 Start acquiring an ARP request packet timeout timer, and wait for the ARP of the access device. Request a message. After the access device is authenticated and has obtained its own IP address, it will send an ARP request packet to request next hop information. The NAS retrieves the ARP request packet and parses the IP address information of the access device. After the ARP request packet timeout timer expires and the ARP response message is not received, the access device is considered offline.
  • Step S206 After obtaining the IP address of the access device, the NAS enables the online detection timer and sets the online detection flag. When the timing interval arrives, the NAS sends an ARP detection packet, and updates the online detection flag according to the response information.
  • Step S208 Receive the ARP response information, set the online detection flag bit of the access device to be valid, and repeat step S206. If the ARP response packet is not received, but the online detection flag is valid, step S206 is repeated when the timing interval arrives; if the current and previous online detection flag are invalid, the NAS performs offline identification, offline or Redirect and other operations, and notify the server user to go offline.
  • the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is A better implementation.
  • the technical solution of the present invention which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk,
  • the optical disc includes a plurality of instructions for causing a terminal device (which may be a mobile phone, a computer, a server, or a network device, etc.) to perform the above-described methods of various embodiments of the present invention.
  • a device detecting device is also provided. As shown in FIG. 3, the device is used to implement the foregoing embodiments and preferred embodiments, and details are not described herein.
  • the term "module” may implement a combination of software and/or hardware of a predetermined function.
  • the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
  • FIG. 3 is a structural block diagram of a device detecting apparatus according to an embodiment of the present invention. As shown in FIG. 3, the device includes the following modules:
  • the sending module 32 is configured to: after the access authentication of the access device passes, The device sends an address resolution protocol ARP detection packet.
  • the determining module 34 is connected to the sending module 32 and configured to determine the online state of the access device according to the response information of the access device in response to the ARP detection message.
  • the sending module 32 sends an address resolution protocol ARP detection packet to the access device, and the determining module 34 responds to the ARP of the sending module 32 according to the access device.
  • the response information of the detection packet determines the online state of the access device, which solves the problem that the existing technology needs to be additionally deployed in the access device, and the online state of the access device cannot be detected in a universal manner and in time, thereby achieving universal
  • the online status of the access device is known in time, and the management of the charging of the access device is more flexible and accurate according to the detected online state.
  • FIG. 4 is another structural block diagram of a device detecting apparatus according to an embodiment of the present invention.
  • the device further includes: an obtaining module 33, configured to acquire the access, in addition to the sending module 32 and the determining module 34. IP address of the device.
  • the determining module 34 includes: a setting unit 342, configured to set an online detection flag of the access device according to the response information of the access device in response to the ARP detection message, where the online detection is set when the response information is acquired. The flag bit is valid, and the online detection flag bit is set to be invalid when the response information is not acquired; the determining unit 344 is connected to the setting unit 342, and is set to be based on the online detection flag bit and the online detection flag bit of the last ARP detection. Determine the online status of the access device.
  • each of the above modules may be implemented by software or hardware.
  • the foregoing may be implemented by, but not limited to, the foregoing modules are all located in the same processor; or, the modules are located in multiple In the processor.
  • the embodiment of the present invention solves the problem that the existing technology needs to be additionally deployed in the access device, and the online state of the access device cannot be detected in a timely manner, thereby achieving universal and timely access.
  • the online status of the device makes the management of the accounting of the access device more flexible and accurate according to the detected online status.
  • Embodiments of the present invention also provide a storage medium including a stored program, wherein the program described above executes the method of any of the above.
  • the foregoing storage medium may include, but is not limited to, a USB flash drive, a Read-Only Memory (ROM), and a Random Access Memory (RAM).
  • ROM Read-Only Memory
  • RAM Random Access Memory
  • Embodiments of the present invention also provide a processor for running a program, wherein the program is executed to perform the steps of any of the above methods.
  • modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein.
  • the steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module.
  • the invention is not limited to any specific combination of hardware and software.
  • the ARP detection packet is sent to the access device, and the response information of the ARP detection packet is determined according to the access device.
  • the online status of the above access device Solved the existing technology During the operation, the problem of the online status of the access device cannot be detected universally and in a timely manner, so that the online status of the access device can be obtained in a universal and timely manner, and the management of the access device is more flexible according to the detected online state. accurate.

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

Abstract

L'invention concerne un procédé et un appareil de détection de dispositif. Le procédé comprend les étapes suivantes : lorsqu'une authentification d'accès d'un dispositif d'accès est réussie, envoyer un message de détection de protocole de résolution d'adresse (ARP) au dispositif d'accès; et déterminer un état en ligne du dispositif d'accès selon des informations de réponse avec lesquelles le dispositif d'accès répond au message de détection d'ARP. Grâce à la présente invention, les problèmes de l'état de la technique de non-communauté et d'incapacité de détecter à temps un état en ligne d'un dispositif d'accès sont résolus, pour que l'universalité et l'acquisition opportune de l'état en ligne du dispositif d'accès soient réalisées, et que la gestion, telle que le chargement du dispositif d'accès, soit plus souple et précise en fonction de l'état en ligne détecté.
PCT/CN2017/087342 2016-06-16 2017-06-06 Procédé et appareil de détection de dispositif WO2017215492A1 (fr)

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CN201610430503.1A CN107517138A (zh) 2016-06-16 2016-06-16 设备检测方法及装置
CN201610430503.1 2016-06-16

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CN112153067A (zh) * 2020-09-28 2020-12-29 周口师范学院 基于区块链的边缘计算安全模型
CN113709127A (zh) * 2021-08-18 2021-11-26 深圳市联软科技股份有限公司 打印机仿冒检测阻断系统及方法
CN113923397A (zh) * 2021-09-28 2022-01-11 北京字跳网络技术有限公司 会议室设备的状态检测方法、装置、电子设备和存储介质
CN113938460A (zh) * 2021-11-25 2022-01-14 湖北天融信网络安全技术有限公司 一种网络检测方法、装置、电子设备和存储介质
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CN111770194A (zh) * 2020-07-13 2020-10-13 太仓市同维电子有限公司 一种主动触发下挂设备发送arp的方法
CN111770194B (zh) * 2020-07-13 2024-04-26 太仓市同维电子有限公司 一种主动触发下挂设备发送arp的方法
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CN113709127A (zh) * 2021-08-18 2021-11-26 深圳市联软科技股份有限公司 打印机仿冒检测阻断系统及方法
CN113923397A (zh) * 2021-09-28 2022-01-11 北京字跳网络技术有限公司 会议室设备的状态检测方法、装置、电子设备和存储介质
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CN113938460A (zh) * 2021-11-25 2022-01-14 湖北天融信网络安全技术有限公司 一种网络检测方法、装置、电子设备和存储介质
CN115086208A (zh) * 2022-06-14 2022-09-20 深信服科技股份有限公司 一种网卡检测方法、装置及电子设备和存储介质

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