WO2022098349A1 - Tests de protocole de communication - Google Patents

Tests de protocole de communication Download PDF

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Publication number
WO2022098349A1
WO2022098349A1 PCT/US2020/058849 US2020058849W WO2022098349A1 WO 2022098349 A1 WO2022098349 A1 WO 2022098349A1 US 2020058849 W US2020058849 W US 2020058849W WO 2022098349 A1 WO2022098349 A1 WO 2022098349A1
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WO
WIPO (PCT)
Prior art keywords
type
communication
configuration
channel
communication channel
Prior art date
Application number
PCT/US2020/058849
Other languages
English (en)
Inventor
Alan C. BERKEMA
Edward Duncan Smith KENNEDY
James F. ADAMS
Original Assignee
Hewlett-Packard Development Company, L.P.
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
Publication date
Application filed by Hewlett-Packard Development Company, L.P. filed Critical Hewlett-Packard Development Company, L.P.
Priority to PCT/US2020/058849 priority Critical patent/WO2022098349A1/fr
Publication of WO2022098349A1 publication Critical patent/WO2022098349A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
    • H04W80/02—Data link layer protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/50—Service provisioning or reconfiguring

Definitions

  • a computing device can allow a user to utilize computing device operations for work, education, gaming, multimedia, and/or other uses.
  • Computing devices can be utilized in a non-portable setting, such as at a desktop, and/or be portable to allow a user to carry or otherwise bring the computing device with while in a mobile setting.
  • These computing devices can be connected to client devices through a network to allow the computing device to utilize the client devices.
  • Figure 1 illustrates an example of a system including a computing device for testing communication protocols for a client device.
  • Figure 2 illustrates an example of a memory resource storing instructions for testing communication protocols for a client device.
  • Figure 3 illustrates an example of a system including a computing device for testing communication protocols for a client device.
  • Figure 4 illustrates an example of a method for testing communication protocols for a client device.
  • Figure 5 illustrates an example of a method for testing communication protocols for a client device.
  • a user may utilize a computing device for various purposes, such as for business and/or recreational use.
  • the term “computing device” refers to an electronic system having a processor resource and a memory resource.
  • Examples of computing devices can include, for instance, a laptop computer, a notebook computer, a desktop computer, an all-in-one (AIO) computer, networking device (e.g., router, switch, etc.), and/or a mobile device (e.g., a smart phone, tablet, personal digital assistant smart glasses, a wrist-worn device such as a smart watch, etc.), among other types of computing devices.
  • a mobiie device refers to devices that are (or can be) carried and/or worn by a user.
  • the computing device can be utilized to perform particular functions with peripheral devices, network devices, and/or client devices.
  • peripheral devices, network devices, and/or client devices can be communicatively coupled to the computing devices to perform corresponding functions.
  • a peripheral device can include a device that is utilized to execute functions of the computing device.
  • a peripheral device can include, but is not limited to: a computer mouse, a stylus, a camera, a touchscreen, and/or other devices that can be utilized to provide inputs to the computing device.
  • a network device can be a device that is utilized to generate or transfer data within a communication network.
  • a network device can include, but is not limited to: a modem, a router, a switch, a wired connection, a wireless connection device, among other devices that can provide a communication path between electrical devices.
  • a client device can include a device that can receive communication from a computing device and execute or perform a particular function.
  • a client device can include, but is not limited to: a printing device, a scanner device, a fax machine, among other devices that can perform particular functions when instructed by the computing device.
  • client devices can be configured or provisioned during an initialization or after a device reset.
  • a configuration or provisioning can include altering or executing a plurality of settings to instruct a particular device how to function during operation.
  • a configuration of a client device can include, but is not limited to: identifying a network to connect with during operation, identifying a communication protocol, identifying input ports, identifying output ports, among other settings that can allow the client device to receive instructions from a computing device.
  • the client device can be configured utilizing a plurality of different configuration protocols.
  • a configuration protocol is a communication protocol for configuring a device, such as a client device.
  • a configuration protocol can include, but is not limited to a device provisioning protocol (DPP), WIFI alliance protocol, a software provisioning protocol, and/or other types of protocols utilized to provision or configure client devices.
  • DPP device provisioning protocol
  • WIFI alliance protocol a software provisioning protocol
  • the client device may be initialized without being able to determine which of the plurality of configuration protocols is being utilized to configure the client device.
  • connecting to a particular configuration protocol can be resource intensive. Thus, it may be difficult to set up configuration of the client device for a particular configuration protocol since the client device may not be capable of determining the particular configuration protocol.
  • the present disclosure relates to performing tests for communication protocols that can be utilized as a configuration protocol for a client device.
  • testing for communication protocols can be performed by the client device to determine a communication protocol to be utilized to configure the client device. In this way, it can be relatively easier to configure the client device despite the type of configuration protocol that is being utilized to configure the client device.
  • the client device may be limited to utilizing a single communication channel at a time.
  • the client device can be activated and begin initialization by determining a communication channel that is likely to be utilized for configuration.
  • the client device can perform a test by mimicking an access point or other type of network device by transmitting beacons to other devices and/or searching for beacons from other network devices on the determined single channel. In this way, the client device can be utilized to search for a particular configuration protocol to be utilized for device configuration.
  • Figure 1 illustrates an example of a system 100 including a computing device 102 for testing communication protocols for a client device 124.
  • the computing device 102 can include a processor resource 104 communicatively coupled to a memory resource 106.
  • the memory resource 106 can include instructions 108, 110, 112, 114 that can be executed by the processor resource 104 to perform particular functions.
  • the computing device 102 can be associated with the client device 124.
  • the computing device 102 can be utilized to execute instructions associated with functions of the client device 124.
  • the computing device 102 can be local or remote to the client device 124.
  • the computing device 102 can be a cloud resource that is remote from the client device 124 or the computing device 102 can be within an enclosure of the client device 124.
  • the computing device 102 can be communicatively coupled to the client device 124 through a communication path 116.
  • a communication path such as communication path 116, refers to a connection that allows signals to be transferred between devices or within a particular device.
  • the signals can be utilized to provide communication between different devices and/or components within a device.
  • the computing device 102 can utilize the communication path 116 to instruct the client device 124 to execute particular print jobs when the client device 124 is a printing device.
  • the client device 124 is illustrated as a printing device, other types of client devices can be utilized to test communication protocols as described herein.
  • the computing device 102 can be utilized to control functions of the client device 124.
  • the computing device 102 can include components such as a processor resource 104.
  • the processor resource 104 can include, but is not limited to: a central processing unit (CPU), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA), a metal-programmable cell array (MPCA), a semiconductor-based microprocessor, or other combination of circuitry and/or logic to orchestrate execution of instructions 108, 110, 112, 114.
  • the computing device 102 can include instructions 108, 110, 112, 114 stored on a machine- readable medium (e.g., memory resource 106, non-transitory computer-readable medium, etc.) and executable by a processor resource 104.
  • a machine- readable medium e.g., memory resource 106, non-transitory computer-readable medium, etc.
  • the computing device 102 utilizes a non-transitory computer-readable medium storing instructions 108, 110, 112, 114 that, when executed, cause the processor resource 104 to perform corresponding functions.
  • the computing device 102 can include instructions 108 that can be executed by a processor resource 104 to cause the client device 124 to activate an access point mode.
  • an access point mode includes a mode of operation that mimics the actions of an access point of a network.
  • an access point includes an electrical device that can provide access to a network.
  • an access point can include a router or switching device.
  • the access point mode of the computing device 102 can be an access point mode of the client device 124.
  • the client device 124 can be put into the access point mode to search for communication protocols that can be utilized to configure the client device 124.
  • the access point mode can allow the client device 124 and/or computing device 102 to transmit access point beacons.
  • an access point beacon can include a data packet that includes information related to the client device 124 and announce the presence of the client device 124.
  • the client device 124 can transmit the access point beacon to all devices within a particular area.
  • the access point beacons can be received by a remote device 120 and/or other computing devices within range of a signal generated by the client device 124.
  • the computing device 102 can include instructions 110 that can be executed by a processor resource 104 to cause the client device 124 to activate a first communication channel to perform a first test on a plurality of communication protocols.
  • the client device 124 can include a single channel transmitter (e.g. , wireless communication device, etc.) that can utilize a single communication channel at a time. That is, the client device 124 may not be capable of transmitting signals on a plurality of different communication channels.
  • the computing device 102 can determine that the first communication channel is more likely than other communication channels to communicatively couple the client device 124 to a remote device 120 to configure the client device 124.
  • the test for the plurality of communication protocols can include sending access point beacons, searching for network devices 122 sending access point beacons, and/or other tests to search for a configuration device to be utilized to configure the client device 124.
  • the test can be a plurality of tests that are performed utilizing the first communication channel.
  • the client device 124 may be able to utilize a single channel to send access point beacons or other data packets.
  • the first communication channel can be a first selected channel by the computing device 102 and/or client device 124.
  • the computing device 102 can include instructions 112 that can be executed by a processor resource 104 to cause the client device 124 to activate a second communication channel to perform a second test for the plurality of communication protocols when the first test exceeds a test limit.
  • the first test can include a plurality of tests to search for a configuration device to configure the client device 124.
  • the first test can be performed on the first communication channel. When a configuration device is not detected utilizing the first communication channel, the computing device 102 can switch to a second communication channel.
  • the computing device 102 can include instructions that can be executed by a processor resource 104 to cause the client device 124 to deactivate the first communication channel when the client device 124 activates the second communication channel.
  • the client device 124 may be able to utilize a single communication channel to send and/or receive communication.
  • the second test can include the same or similar plurality of tests as the first test utilizing the second communication channel.
  • the client device 124 can send AP beacons utilizing the second communication channel, search for AP beacons sent by network devices utilizing the second communication channel, and/or send different AP beacons utilizing the second communication channel.
  • a plurality of different configuration protocols can be tested to determine a configuration protocol for the client device 124.
  • the first test and the second test can include a plurality of tests that can be performed sequentially.
  • the computing device 102 can include instructions 114 that can be executed by a processor resource 104 to cause the client device 124 to identify a communication protocol to configure the computing device 102 and/or client device 124 from the plurality of communication protocols upon receiving a response on the second communication channel.
  • the remote device 120 can receive an access point beacon from the client device 124 and respond with a response message indicating that the remote device 120 is a configurator device for the client device 124.
  • the remote device 120 can establish a communication path 126-1 to perform a particular configuration of the client device 124 utilizing a particular configuration protocol.
  • the client device 124 can receive a beacon or message from a network device 122 on the second communication channel indicating that the network device 122 is a configurator device that can configure the client device 124.
  • the network device 122 can establish a communication path 126-2 to perform a particular configuration of the client device 124 utilizing a particular configuration protocol.
  • the network device 122 can have a communication path 126-3 with the remote device 120. That is, the remote device 120, the network device 122, and the client device 124 can be part of the same network (e.g., local area network (LAN), wide area network (WAN), etc.).
  • LAN local area network
  • WAN wide area network
  • the communication protocol to configure the computing device 102 and/or client device 124 is identified based on communication received in response to an access point beacon sent during the second test utilizing the second communication channel.
  • the remote device 120 can utilize a first communication protocol and the network device 122 can utilize a second communication protocol.
  • the communication protocol used to configure the computing device 102 and/or client device 124 can be based on whether the remote device 120 responds to the access point beacon sent by the client device 124 or whether the remote device 120 receives an access point beacon from the network device 122.
  • the communication protocol to configure the computing device 102 and/or client device 124 can be identified based on communication received from a network device 120 when the second communication channel is activated.
  • the network device 120 can be operating on the second communication channel and send access point beacons to search for other devices utilizing the second communication channel.
  • the client device 124 can search for these types of access point beacons from network devices such as the network device 120 and be configured by the network device 120 when the network device 120 is a configurator device.
  • the network device 120 is a configurator device that includes instructions to configure the computing device 102 and/or client device 124 utilizing the second communication channel.
  • a configurator device can include a device that is capable of configurating a different device.
  • a configurator device for the client device 124 can be a device that is capable of configurating the client device 124 utilizing a particular configuration protocol.
  • the first test can include instructions to transmit access point beacons utilizing the first communication channel and the second test can include instructions to transmit access point beacons utilizing the second communication channel.
  • devices utilizing the first communication channel can receive and/or respond to the access point beacons sent on the first communication channel and devices utilizing the second communication channel can receive and/or respond to the access point beacons sent on the second communication channel.
  • the system 100 can be utilized to identify a configurator device for configurating the client device 124. Since a plurality of different devices may be capable of being configurator devices for the client device 124, the system 100 can be utilized to identify a particular configurator device that is present within an area of the client device 124.
  • Figure 2 illustrates an example of a memory resource 206 storing instructions for testing communication protocols for a client device.
  • the memory resource 206 can be a part of a computing device or controller that can be communicatively coupled to a computing system that includes client devices and/or network devices.
  • the memory resource 206 can be part of a computing device 102 as referenced in Figure 1 and communicatively coupled to client device 124 as referenced in Figure 1.
  • the memory resource 206 can be communicatively coupled to a processor resource 204 that can execute instructions 232, 234, 236, 238, 240, 242, 244 stored on the memory resource 206.
  • a communication path 216 can include a wired or wireless connection that can allow communication between devices and/or components within a single device.
  • the memory resource 206 may be electronic, magnetic, optical, or other physical storage device that stores executable instructions.
  • non- transitory machine readable medium (e.g. , a memory resource 206) may be, for example, a non-transitory MRM comprising Random-Access Memory (RAM), read-only memory (ROM), an Electrically-Erasable Programmable ROM (EEPROM), a storage drive, an optical disc, and the like.
  • the non-transitory machine readable medium e.g., a memory resource 206) may be disposed within a controller and/or computing device.
  • the executable instructions 232, 234, 236, 238, 240, 242, 244 can be “installed” on the device.
  • the non-transitory machine readable medium (e.g., a memory resource) can be a portable, external or remote storage medium, for example, that allows a computing system to download the instructions 232, 234, 236, 238, 240, 242, 244 from the portable/external/remote storage medium.
  • the executable instructions may be part of an “installation package”.
  • the non- transitory machine readable medium e.g., a memory resource 206
  • the instructions 232 when executed by a processor resource such as the processor resource 204, can include instructions to activate a first communication channel.
  • activating the first communication channel can include designating a single channel communication device to the first communication channel such that communication can be sent and/or received on the first communication channel.
  • the first communication channel can be identified as a communication channel that has been determined to be a candidate for connecting with a configuration device.
  • the communication channel can be a communication channel that is used for particular configuration devices that can be utilized to configure a corresponding client device.
  • the instructions 23 when executed by a processor resource such as the processor resource 204, can include instructions to send a first beacon, on the first communication channel, to be received by a first type of device.
  • the first beacon can be an access point beacon that is sent over the first communication channel.
  • an access point beacon can include a description of the device (e.g., client device) and/or a description of how to connect with the device. In this way, the first beacon can be sent on the first communication channel during an access point mode, such that the first beacon is transmitted or sent on the first communication as if the device were an access point searching for other network devices.
  • the first type of device can include a remote device (e.g., remote device 120 as referenced in Figure 1, smart phone, tablet, remote computing device, etc.) that can utilize a first type of configuration protocol.
  • the remote device can utilize device provisioning protocol (DPP) for configuration a client device.
  • DPP device provisioning protocol
  • the remote device can be capable of performing DPP on the client device to configure the client device.
  • a communication path can be established between the client device and the remote device to initiate the DPP.
  • the second type of device can be a network device (e.g., network device 122 as referenced in Figure 1, network router, network modem, etc.) that is part of a network within the area of a client device.
  • the client device can receive the second beacon from the network device on the first communication channel and identify the second type of device as a configurator device.
  • the client device can utilize the first communication channel for a first period of time to determine if a configurator device is found. If it is determined that a configurator device is not communicatively coupled to or utilizing the first communication channel, the client device can switch to a different channel (e.g., second communication channel, etc.)
  • the instructions 240 when executed by a processor resource such as the processor resource 204, can include instructions to send the first beacon, on the second communication channel, to be received by the first type of device.
  • the first beacon can be an access point beacon that can be sent again over the second communication channel when the first communication channel is switched or altered to the second communication channel.
  • the first beacon can be utilized to search for the first type of device utilizing the second communication channel.
  • a client device can search for access point beacons on the second communication channel.
  • the client device can search for the second beacon of the second type of device that is an access point of a network.
  • the second type of device can be a network device that sends out access point beacons to connect to other network devices.
  • the client device can mimic an access point and search for the second beacon of a network device to determine if the network device is a configurator device for the client device.
  • the instructions 244 when executed by a processor resource such as the processor resource 204, can include instructions to select the first type of device as a configuration device when the first type of device responds to the first beacon and select the second type of device as the configuration device when the second beacon is received by the second type device.
  • the first type of device can be selected to configure the client device when the first type of device responds to the first beacon sent by the client device.
  • the first type of device can respond to the first beacon on the second communication channel when operating on the second communication channel.
  • the client device can receive the second beacon from the second type of device.
  • the first beacon and the second beacon can be sent sequentially to prioritize a type of device to be utilized for configuration of the client device.
  • the first type of device can be prioritized over the second type of device.
  • the client device may send the first beacon and wait for a failed response before searching for the second beacon. In this way, the higher priority type of device can be selected even when a plurality of configuration devices are available to the client device.
  • Figure 3 illustrates an example of a system 300 including a computing device 302 for testing communication protocols for a client device 324.
  • the computing device 302 can be a device that includes a processor resource 304 communicatively coupled to a memory resource 306.
  • the memory resource 306 can include or store instructions 352, 354, 356, 358, 360, 362, 364 that can be executed by the processor resource 304 to perform particular functions.
  • the client device 324 can establish a communication path 326-1 with a remote device 320 and/or a communication path 326-2 with a network device 322.
  • the remote device 320 can establish a communication path with the network device 322. In this way, the remote device 320, client device 324 and network device 322 can be part of the same network.
  • the computing device 302 can include instructions 352 that can be executed by a processor resource 304 to alter the client device 324 from a client device mode to an access point (AP) mode.
  • a client device mode can be a normal operation mode for a client device 324.
  • the client device 324 can perform functions.
  • the client device 324 can be a printing device.
  • the client device mode of the printing device can allow the printing device to generate printed images on print media.
  • the client device 324 can enter a client device mode when the client device 324 is configured by a configurator device.
  • the client device 324 can be communicatively coupled to the computing device 302 through a communication path 316.
  • the computing device 302 can be utilized within the client device mode to execute instructions to perform the functions of the client device 324.
  • the client device 324 can be altered into an access point mode when the client device 324 is to be configured.
  • the client device 324 can be configured at an initial startup of the client device 324.
  • the access point mode of the client device 324 can be initiated such that the client device 324 and/or computing device 302 can mimic an access point attempting to connect to a different network device. That is, the client device 324 can transmit access point beacons that can include information relating to the client device 324 to allow other devices to establish connections with the client device 324.
  • the computing device 302 can include instructions 354 that can be executed by a processor resource 304 to send a first plurality of AP beacons utilizing a channel of the communication device 366 for a first period of time.
  • the client device 324 can include a communication device 366 that can be utilized to establish communication paths with other devices.
  • the communication device 366 can be wireless communication device such as, but not limited to: a WIFI router, a Bluetooth device, a near field communication (NFC) device, or other device that can be utilized to transmit or receive data packets.
  • the communication device 366 can be a single channel communication device that is capable of operating on a single channel at a time. That is, the communication device 366 may be able to operate on a first communication channel, but not able to operate on other communication channels while operating on the first communication channel.
  • the client device 324 can select the channel of the communication device 366 and send the plurality of access point beacons to mimic a behavior of an access point.
  • the plurality of access point beacons can include information related to the client device 324 and/or connection protocols for establishing a communication path with the client device 324.
  • the plurality of access point beacons can indicate that the client device 324 is searching for a configurator device that is capable of configuring the client device 324.
  • the first period of time can be set to wait for a response from potential configurator devices.
  • the remote device 320 can be a configurator device for the client device 324.
  • the first period of time can allow the remote device 320 to respond to the plurality of access point beacons and establish a communication path 326-1 when the remote device 320 receives the plurality of access point beacons on the first communication channel.
  • the computing device 302 can include instructions 356 that can be executed by a processor resource 304 to search for a first access point response beacon from a first type of configuration device.
  • the client device 324 can wait for the first period of time to receive the first access point response beacon from the first type of configuration device (e.g., remote device 320). In this way, the client device 324 can search for access point response beacons from devices that have received the sent access point beacons on the first communication channel.
  • the computing device 302 can include instructions 358 that can be executed by a processor resource 304 to search for a device beacon utilizing the channel of the communication device from a second type of configuration device.
  • the first period of time may expire and the computing device 302 and/or client device 324 can search for device beacons or access point beacons from the second type of configuration device (e.g., network device 322, etc.).
  • the second type of configuration device can be a network device, such as network device 322.
  • the network device 322 can periodically send out device beacons that are the same or similar to access point beacons on a particular channel that is being utilized by the network device 322.
  • the client device 324 can search for these device beacons on the channel and can receive the device beacons when the network device 322 is operating on the same channel as the selected channel of the client device 324.
  • the computing device 302 can include instructions 360 that can be executed by a processor resource 304 to send a second plurality of access point beacons utilizing the channel of the communication device for a second period of time. In some examples, it can be determined that the second type of configuration device is not operating on the same channel as the client device 324. In this example, the client device 324 can switch to sending out the second plurality of access point beacons to search for a third type of configuration device.
  • the first type of configuration device can utilize a first type of configuration protocol
  • the second type of configuration device can utilize a second type of configuration protocol
  • the third type of configuration device can utilize a third type of configuration protocol.
  • the third type of configuration device can be the remote device 320 that utilizes the third type of configuration protocol instead of the first type of configuration protocol.
  • the computing device 302 can include instructions 362 that can be executed by a processor resource 304 to search for a second access point response beacon from a third type of configuration device.
  • the second access point response beacon can indicate to the client device 324 that the third type of configuration device is a configuration device that utilizes the third type of configuration protocol.
  • the computing device 302 can include instructions 364 that can be executed by a processor resource 304 to select one of the first type of configuration device, second type of configuration device, and third type of configuration device based on time a particular response beacon is received at the communication device.
  • the tests to identify the first type of configuration device, the second type of configuration device, and the third type of configuration device can be performed sequentially.
  • a first identified device can be selected as the configuration device to configure the client device 324.
  • the first type of configuration device, the second type of configuration device, and the third type of configuration device can be categorized or prioritized based on the type of configuration protocol. For example, a particular type of configuration protocol can be prioritized when the configuration protocol includes additional features, is easier to utilize as an end user, and/or increases a chance of success of the configuration of the client device 324.
  • Figure 4 illustrates an example of a method 470 for testing communication protocols for a client device.
  • the method 470 can be executed by a client device and/or computing device that includes a processor resource that executes instructions stored on a non-transitory computer readable medium.
  • the method 470 is a specific example for testing communication protocols for a client device.
  • the method 470 can start. In some examples, the method 470 can start upon an initiation or initial start-up of a client device. At 472, the method 470 can include powering on the enrollee. As used herein, an enrollee is a device or system to be configured or provisioned. For example, the enrollee can be a client device. At 473, the method 470 can include setting a timeout or longer timeout to zero. In some examples, the timeout or longer timeout can be a timer that when at zero starts a search for a configuration device.
  • the method 470 can include setting a preferred channel (e.g., communication channel, etc.) and setting a short time count to zero.
  • the short time count can include a timer for sending access point beacons over the preferred channel.
  • the method 470 can include sending access point (AP) configuration ready indications and listening for incoming packets.
  • the AP configuration ready indications can be the access point beacons as described herein. That is, the AP configuration ready indications can be beacons or signals to indicate that the enrollee is ready for configuration.
  • the AP configuration ready indications can be performed for a relatively short period of time (e.g., 5 seconds, 10 seconds, etc.).
  • the short time period for sending the AP configuration ready indications can be a first time period and a timeout for the entire method 470 can be 6 times greater than the short time period.
  • the time period for sending the AP configuration ready indications can be 5 seconds and the timeout for the entire method 470 can be 30 seconds.
  • the method 470 can include determining if a configuration request was received in response to the AP configuration ready indications that were sent over the preferred channel. If a configuration request was received, the method 470 moves to 478. The portion of the method 470 related to 478 are illustrated in Figure 5 at 578. If the configuration request was not received, the method 470 moves to 479. At 479, the method 470 includes determining if an AP configuration indication was received on the preferred channel. As described herein, a network device can send out access point beacons that can be received at the client device. In this example, an AP configuration indication can be a beacon received by a network device on the preferred channel. If the AP configuration indication was received, the method 470 moves to 480.
  • the method 470 can include sending configuration availability indication.
  • the configuration availability indication can include a response beacon sent to the network device to indicate that the enrollee or client device is to be configured by the network device.
  • the method 470 moves to 481.
  • the method 470 can include determining if an AP configuration request is received by the network device.
  • the network device may not be able to configure the enrollee. In these examples, the method moves back to 476.
  • the AP configuration request will be received and the method 470 moves to 478.
  • the portion of the method 470 related to 478 is described herein at 578 in Figure 5.
  • the method 470 can include receiving a configuration connection request.
  • the configuration request at 477 can be different than the configuration connection request.
  • the configuration request at 477 can correspond to a first type of configuration protocol (e.g., DPP, etc.) and the configuration connection request can correspond to a second type of configuration protocol (e.g., legacy provisioning, provisioning with proprietary software provided by a manufacturer, etc.).
  • the method 470 can move to 483.
  • the method 470 can include sending a configuration response to the configuration connection request.
  • the method can move to 484.
  • the portion of the method 470 relating to 484 is described further in Figure 5 at 584.
  • the method 470 can move to 486.
  • a timeout that is 6 times greater than the short time period can be analyzed to determine if it has occurred. If the timeout has occurred or been reached, the method 470 can move to 489. The portion of the method 470 related to 489 is described in Figure 5 at 589. If the timeout has not be reached the method 470 can move to 490.
  • the method 470 can determine if the timeout was greater than the short time. If the time out was not greater than the short time, the method 470 can move back to 476. If the time out was greater than the short time, the method can move to 491.
  • the method 470 can include scanning for other channels than the preferred channel to search for AP configuration indications. The method 470 then moves to 492.
  • the method 470 can include determining if AP configuration indications were received on the different channels. If there were no AP configuration indications received at 492, the method 470 moves to 475. If AP configuration notifications were received at 492, the method 470 can move to 493. At 493, the method 470 can include switching to the channel that the AP configuration notification was received on and send a configuration availability indication. The method 470 moves to 494 to determine if a configuration request was received. If the configuration request was not received, the method 470 can move to 495 to search for more channels for the AP configuration indication. If the AP configuration indication was received on a different channel, the method 470 moves to 493.
  • Figure 5 illustrates an example of a method 501 for testing communication protocols for a client device.
  • the method 501 can include a first portion 589 that represents 489 of method 470 as illustrated in Figure 4, a second portion 578 that represents 478 of method 470 as illustrated in Figure 4, and a third portion 584 that represents 484 of method 470 as illustrated in Figure 4.
  • the first portion 589 of the method 501 can begin at 503, At 503, the first portion 589 of the method 501 can include building a channel list (e.g., list of communication channels, etc.).
  • building a channel list can include identifying a plurality of channels that can be utilized by configuration devices.
  • the channel list can be generated according to section 6.2.2 of the DPP specification (Device Provisioning Protocol Specification Version 1.2.5 by WI-FI Alliance Proprietary).
  • steps 1-4 of section 6.2.2 of the DPP specification can be utilized to build the channel list.
  • steps 1-4 can include the following steps.
  • Step 1 states “If the enrollee includes a list of global operating class/channel pairs in its DPP URI, add all those channels to the channel list; then,”.
  • Step 2 states “Select preferred Presence Announcement channels on which to send a DPP Presence Announcement frame to the broadcast address.
  • the preferred channel shall be one from each of the following bands, as supported by the Enrollee: 2.4 GHz: Channel 6 (2.437 GHz), 5 GHz: Channel 44 (5.220 GHz) if local regulations permit operation only in the 5.150 - 5.250 GHz band and Channel 149 (5.745 GHz) otherwise 60 GHz: Channel 2 (60.48 GHz). Add the preferred Presence Announcement channels to the channel list; then,”.
  • Step 3 states, “Scan all supported bands and add each channel on which an AP is advertising the Configurator Connectivity element (Section 8.5.2) to the channel list; then,”.
  • Step 4 states, “Remove any second or subsequent occurrence of duplicate channels in the channel list.”
  • the first portion 589 of method 501 can move to 505.
  • the method 501 can include performing step 1 of 6.2.3 of the DPP specification.
  • 505 can include an enrollee presence announcement procedure defined by the DPP specification.
  • the enrollee presence announcement procedure can include the following test: an enrollee shall begin transmitting the Presence Announcement frames when the following conditions are true: the enrollee is in DPP Responder role, the enrollee has an active bootstrapping key that is capable of being transmitted through one or more of the bootstrapping mechanism specified in Section 5 of the DPP specification, and the enrollee is ready to engage in the DPP Authentication protocol exchange using the active bootstrapping key.
  • Step 1 can include: for each channel in the channel list generated as per Section 6.2.2 of the DPP specification, the enrollee, shall send a DPP Presence Announcement frame and listen for 2 seconds to receive a DPP Authentication Request frame. If a valid DPP Authentication Request frame is not received, it shall repeat the presence announcement for the next channel in the channel list.
  • the first portion 589 of the method 501 can move to 507 to determine if a configuration request was received in response to the enrollee presence announcement procedure. If a configuration request was received, first portion 589 of the method 501 can move to 517 of the second portion 578 of the method 501. If a configuration request was not received, the first portion 589 of the method 501 can move to 509. At 509, the first portion 589 of the method 501 can include determining if step 2 of the Section 6.2.2 of the DPP specification was reached. Step 2 can include the following: when all channels in the channel list have been exhausted, the enrollee shall pause for at least 30 seconds before repeating the procedure in step 1 above.
  • the enrollee's DPP URI includes a "channel-list" (Section 5.2.1 of the DPP specification) then the enrollee should dwell on the channels from that list; otherwise, it should dwell on the preferred Presence Announcement channels as specified in Section 6.2.2 of the DPP specification.
  • the enrollee should increase the wait time on channels in the channel list each time the procedure in step 1 is repeated. If step 2 has not been reached, the first portion 589 of the method 501 can move back to 505. If step has been reached, the first portion 589 of the method 501 can move to 511. [0058] At 511 , the first portion 589 of the method 501 can include determining whether the device has been attempting provisioning or configuration for over an implementation specific period of time.
  • the first portion 589 of the method 501 can move to 515 and instead of pausing for 30 seconds, the first portion 589 of the method 501 can move to 574 and return to 474 as illustrated in Figure 4. If the device has been attempting for longer than the specific time period, the first portion 589 of the method 501 can move to 513. At 513, the first portion 589 of the method 501 can include terminating setup and sending a user a message that the setup was terminated.
  • the second portion 578 of the method 501 can begin at 517.
  • the second portion 578 of the method 501 can include sending a configuration response.
  • the configuration response is sent, the second portion 578 of the method 501 can move to 519.
  • the second portion 578 of the method 501 can include continuing provisioning according to the DDP specification.
  • the second portion 578 of the method 501 can then move to 521 where the method 501 can proceed with a software setup to configure the enrollee.
  • the third portion 584 of the method 501 can begin at 523.
  • the third portion 584 of the method 501 can include continuing with proprietary legacy provisioning.
  • a legacy provisioning can include a software that is utilized to configure the enrollee or client device.
  • a proprietary legacy provisioning can include software that is provided by a manufacturer of the client device to configure the client device.

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

Abstract

Dans certains exemples, un dispositif informatique peut comprendre une ressource de processeur et une ressource de mémoire non transitoire stockant des instructions lisibles par machine stockées sur celle-ci qui, lorsqu'elles sont exécutées, amènent la ressource de processeur à : activer un mode de point d'accès, activer un premier canal de communication pour réaliser un premier test sur une pluralité de protocoles de communication, activer un second canal de communication pour réaliser un second test pour la pluralité de protocoles de communication lorsque le premier test dépasse une limite de test, et identifier un protocole de communication pour configurer le dispositif informatique à partir de la pluralité de protocoles de communication lors de la réception d'une réponse sur le second canal de communication.
PCT/US2020/058849 2020-11-04 2020-11-04 Tests de protocole de communication WO2022098349A1 (fr)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8879992B2 (en) * 2011-10-27 2014-11-04 Nokia Corporation Method, apparatus, and computer program product for discovery of wireless networks
US9730268B2 (en) * 2013-06-07 2017-08-08 Apple Inc. Communication between host and accessory devices using accessory protocols via wireless transport
US10484941B2 (en) * 2016-07-25 2019-11-19 Apple Inc. Wake-up radio assisted WLAN power saving technologies

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8879992B2 (en) * 2011-10-27 2014-11-04 Nokia Corporation Method, apparatus, and computer program product for discovery of wireless networks
US9730268B2 (en) * 2013-06-07 2017-08-08 Apple Inc. Communication between host and accessory devices using accessory protocols via wireless transport
US10484941B2 (en) * 2016-07-25 2019-11-19 Apple Inc. Wake-up radio assisted WLAN power saving technologies

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