CN116017627A - Access method and system for multiple noninductive distribution network devices of easy mesh network - Google Patents
Access method and system for multiple noninductive distribution network devices of easy mesh network Download PDFInfo
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- CN116017627A CN116017627A CN202310012873.3A CN202310012873A CN116017627A CN 116017627 A CN116017627 A CN 116017627A CN 202310012873 A CN202310012873 A CN 202310012873A CN 116017627 A CN116017627 A CN 116017627A
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Abstract
The invention discloses a method for accessing multiple noninductive distribution network equipment of an easy mesh network, which is characterized in that a controller in the easy mesh network can enable a agent in the network to measure RSSI (received signal strength) of a designated device through an expanded private 1905 message, and comprehensively judge the optimal agent to be used for accepting the access of the noninductive distribution network equipment through signal strength RSSI, connection hop count and agent access modes. According to the scheme, the fact that the noninductive distribution network equipment at a plurality of different positions can be automatically connected to the optimal agent at the same time only by one-time triggering can be achieved, the connection efficiency is optimized, and the user experience is improved. The invention also provides a corresponding access system of the easy mesh network multi-sensorless distribution network equipment.
Description
Technical Field
The invention belongs to the technical field of wireless communication, and particularly relates to an access method and system for a multi-sensorless distribution network device of an easy mesh network.
Background
With the rapid development of information technology and intelligent terminals and the improvement of the household living standard of users, wiFi equipment is becoming more popular in daily life of people, and AP equipment supporting easy and equipment supporting a non-inductive distribution network are also increasing.
As shown in fig. 1, the current usage scenario of the home more and more involves usage scenarios of 1 controller device, multiple agent devices, and multiple noninductive distribution network devices (intelligent doorbell, intelligent lamp, anti-theft device, etc.). In the easy network, both the controller device and the agent device may be wireless router devices with AP (Access Point) functions, where the AP devices are generally distributed in each room of the home, and the non-inductive distribution network device may be distributed in any position in each room. Since the sensorless distribution network devices are generally driven by batteries, the WiFi performance is generally that the sensorless distribution network devices at each location need to be connected to the corresponding most suitable AP to maintain a stable WiFi connection. The process often needs to trigger pairing to access WiFi for many times, the use process is complex, and the user experience is poor.
Disclosure of Invention
And for the use scene of adding a plurality of non-inductive distribution network devices to a plurality of AP devices supporting the easy, the pairing needs to be triggered for a plurality of times to enable different non-inductive distribution network devices to be accessed to corresponding AP devices. Aiming at the technical problems, the invention designs a method for simultaneously accessing multi-sensorless distribution network equipment to an optimal agent based on an easy mesh network, which enables the agent in the network to perform RSSI measurement on designated equipment through expanded private 1905 information, and comprehensively judges the optimal agent to be used for accepting the access of the sensorless distribution network equipment through signal strength RSSI, connection hop count and agent access mode.
In order to achieve the above object, according to an aspect of the present invention, there is provided an access method for an easy mesh network multiple-sensorless distribution network device, including:
the controller informs all agents in the easy mesh network to start identifying messages sent by the non-inductive distribution network equipment, all agents in the easy mesh network identify the non-inductive distribution network equipment by receiving the messages sent by the non-inductive distribution network equipment, and the agents record and inform the identified non-inductive distribution network equipment mac of the controller of the mac of the non-inductive distribution network equipment;
the controller records the mac of the non-inductive distribution network equipment and informs all agents of measuring the signal intensity RSSI of all the non-inductive distribution network equipment, and the agents in the easy network measure the signal intensity of the non-inductive distribution network equipment and report the signal intensity to the controller;
the controller receives the signal strength RSSI of each non-inductive distribution network device corresponding to the agents reported by each agent, and judges the pairing relation between each non-inductive distribution network device and the corresponding optimal agent according to the comprehensive relation of the non-inductive distribution network device corresponding to the agents; the controller issues the pairing information to each agent;
and after the agent receives the pairing message, sending necessary information for accessing the optimal agent to the paired non-inductive distribution network equipment, and initiating connection to the optimal agent by the non-inductive distribution network equipment according to the necessary information.
In one embodiment of the present invention, the determining, according to the comprehensive relationship between each non-inductive distribution network device and the corresponding agent, the pairing relationship between each non-inductive distribution network device and the corresponding optimal agent specifically includes:
the method comprises the steps of firstly screening through RSSI, sorting RSSI values of a certain non-inductive distribution network device by each agent, screening agents within the optimal RSSI and a preset threshold, judging the mode of the agent uplink access to a controller, judging the wireless hop count of the agent access to the controller, and selecting the agent with the minimum wireless hop count.
In one embodiment of the invention, the method further comprises: and the agent only receives the access request sent by the mac corresponding to the non-inductive distribution network equipment in the previous pairing message, completes the access of the non-inductive distribution network equipment, and sends an ack confirmation frame to the controller to inform the controller that the non-inductive distribution network equipment is accessed.
In one embodiment of the present invention, the controller notifies all agents in the easy network to start identifying a message sent by the non-inductive distribution network device through a non-inductive distribution network device access trigger message, where the non-inductive distribution network device access trigger message includes 0 or more terminal access enabling TLV fields.
In one embodiment of the present invention, a sensorless network device sends a ProbeRequest message including an extended IE1 field to all agents in an easylmesh network, where the extended IE1 field includes: the open ecological ID is used for identifying the equipment under which open ecology the equipment belongs to, and no channel number of the current softAP of the distribution network equipment exists.
In one embodiment of the present invention, the controller records the non-sensing distribution network devices mac and triggers Unassociated STA Link Metrics Query a message to notify all agents to measure the signal strength of all non-sensing distribution network devices.
In one embodiment of the present invention, the agent in the easy network measures the signal strength of the sensorless distribution network device and reports the signal strength to the controller through a Unassociated STA Link Metrics Response message.
In one embodiment of the present invention, after the agent receives the pairing message, the agent replies a ProbeRequest message containing an extended IE2 field to the paired sensorless network device, where the extended IE2 field includes: the BSSID of the agent to be accessed, the SSID of the agent to be accessed, the channel number of the agent to be accessed, the authentication mode of the agent to be accessed, and the password of the agent to be accessed.
In one embodiment of the present invention, the sending, to the paired sensorless distribution network device, necessary information for accessing to the optimal agent includes: BSSID, password, authentication mode.
According to another aspect of the present invention, there is further provided an easy network multiple-sensorless distribution network device access system, including a controller and at least two agents, where the controller and the agents execute the easy network multiple-sensorless distribution network device access method according to any one of claims 1 to 9, so that the sensorless distribution network device in the easy network accesses an optimal agent.
In general, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:
according to the scheme, the fact that the noninductive distribution network equipment at a plurality of different positions can be automatically connected to the optimal agent at the same time only by one-time triggering can be achieved, the connection efficiency is optimized, and the user experience is improved.
Drawings
FIG. 1 is a schematic view of a possible home use scenario in an embodiment of the present invention;
fig. 2 is a schematic flow chart of accessing the sensorless distribution network device to the easylmesh network in the embodiment of the present invention;
FIG. 3 is a flowchart of an optimal agent algorithm in an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
As shown in fig. 2, the invention provides a method for accessing multiple non-inductive distribution network devices of an easy mesh network, which enables the non-inductive distribution network devices at different positions to be accessed to corresponding agent devices in the easy mesh network by triggering the distribution network on a controller at one time, and the method comprises the following steps:
1. the user triggers the non-inductive distribution network to the controller, and the controller accesses a triggering message (private 1905 message) through the non-inductive distribution network device to inform all agents in the easy network to start identifying a ProbeRequest (extended IE 1) message sent by the non-inductive distribution network device;
2. all agents in the easy mesh network recognize the expanded IE1 field as non-inductive distribution network equipment by receiving a ProbeRequest message and judging;
3. the agent records the identified mac of the non-inductive distribution network equipment and informs the controller of the mac of the non-inductive distribution network equipment through the access list message of the non-inductive distribution network equipment;
4. the controller records the mac of the non-inductive distribution network equipment and informs all agents to measure the signal intensity of all the non-inductive distribution network equipment;
5. the agent in the easy network measures the signal intensity of the non-inductive distribution network equipment and reports the signal intensity to the controller;
6. the controller receives the information reported by each agent to acquire the signal strength RSSI of the corresponding agent of each non-inductive distribution network device, and comprehensively judges the pairing relation between each non-inductive distribution network device and the corresponding optimal agent by combining parameters such as the RSSI, the hop count of the agent accessing the controller, the agent accessing mode and the like;
7. the controller sends pairing information to each agent by accessing the pairing information through the non-inductive distribution network equipment;
8. after the agent receives the pairing message, replying a probe response (carrying an extended IE 2) to the paired non-inductive distribution network equipment, wherein the extended IE2 contains necessary information (BSSID, password, authentication mode and the like) for accessing the optimal agent, and the non-inductive distribution network equipment initiates connection;
9. the agent only receives an access request sent by the corresponding non-inductive distribution network equipment mac in the previous pairing message, and completes the non-inductive distribution network equipment access; (in order to prevent other non-inductive distribution network equipment from being accessed by mistake, the default non-inductive distribution network may not support specified BSSID access, only has the capability of accessing specified SSID, and the design purpose is that the agent equipment controls the controller to issue specified pairing of non-inductive distribution network equipment access.)
10. The agent sends an ack acknowledgement frame to the controller to inform the controller that the non-inductive distribution network device is accessed.
Expanding message description:
1. non-inductive distribution network equipment access trigger message
The sensorless distribution network trigger message description based on the development of the easylmesh standard protocol is identified by a value field, and the following table is exemplified by 0x 8034.
The message is an enabling message issued by a controller to a agent for triggering the function of the sensorless distribution network
This section describes detailed definition of the TLV corresponding fields in this information
2. Non-inductive distribution network device access list message
The sensorless distribution report message description extended based on the easymesh standard protocol is identified by a value field, and the following table is exemplified by 0x 8035.
The message is information reported by the agent to the controller for reporting and inquiring the mac of the non-inductive distribution network equipment
Non-inductive distribution network devices use "clients" in messages to refer to
This section describes the detailed definition of the TLV section that may be carried in this information to obtain the non-inductive distribution network device, i.e., be formed into clients
3. Non-inductive distribution network equipment access pairing message
The message description is issued by the non-inductive distribution network pairing based on the development of the easy standard protocol, the value field is used for identification, and the following table is exemplified by 0x 8036.
The message is information issued by the controller to the agent for notifying the agent of the corresponding non-inductive distribution network device mac allowed to be accessed
The part describes the detailed definition of TLV part of mac connection relation of corresponding non-sensing distribution network equipment which is possibly carried in the information and is allowed to be accessed by the agent
4. ProbeRequest (carrying extension IE 1)
Expanding IE1 definitions and meaning of each field
Data field meaning in IE1
5. Probe response (carrying extension IE 2)
Extended IE2 definition
Note that, SSID, i.e. Service Set Identifier service set identifier, is the name of an AP access point, and because a plurality of AP access points are the same name in the easymesh network, BSSID (i.e. MAC of an AP access point) is required to uniquely identify a determined AP access point.
As shown in fig. 3, in the embodiment of the present invention, the optimization algorithm of the agent corresponding to the sensorless distribution network is described:
the parameters are as follows: RSSI, agent access mode, and wireless hop count of agent access to controller;
the method comprises the steps of firstly screening through RSSI, sorting RSSI values of a certain non-inductive distribution network device by each agent, screening the agents within the optimal RSSI and a preset threshold (for example, 5 db), judging the mode of the agent uplink access to a controller, judging whether the priority is that optical fiber is wired or wireless, finally judging the wireless hop count of the agent access to the controller, and selecting the agent with the minimum wireless hop count. The specific flow is as follows:
1. acquiring RSSI values of the agents to the same non-inductive distribution network equipment, and sequencing the agents from high to low;
2. if a plurality of agents exist and the RSSI intensity difference value is within a preset threshold (for example, 5 db), the step 3 is shifted to judge the optimal agent; if only one agent exists, the agent is the optimal agent, and the step 8 is skipped;
3. judging the uplink access modes of the agents, wherein the priority is optical fiber > wired > wireless;
4. if a plurality of agents with the same uplink access mode exist, turning to step 5 to enter the next step of judgment; if not, selecting the agent with the highest access mode priority as the optimal agent, and jumping to the step 8;
5. sorting the wireless hops from the agent to the controller, selecting the agent with the smallest wireless hops as the optimal agent alternative, and turning to the step 6 to enter the next step of judgment;
6. if a plurality of agents with the same wireless hop count exist, the step 7 is shifted to the next step of judgment; if only one agent is selected, the agent is directly selected as the optimal agent, and the step 8 is skipped;
7. selecting the agent with the largest RSSI as the optimal agent, and turning to the step 8 to enter the next step;
8. and finishing the selection of the optimal agent.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. An access method of a multi-sensorless distribution network device of an easy network is characterized by comprising the following steps:
the controller informs all agents in the easy mesh network to start identifying messages sent by the non-inductive distribution network equipment, all agents in the easy mesh network identify the non-inductive distribution network equipment by receiving the messages sent by the non-inductive distribution network equipment, and the agents record and inform the identified non-inductive distribution network equipment mac of the controller of the mac of the non-inductive distribution network equipment;
the controller records the mac of the non-inductive distribution network equipment and informs all agents of measuring the signal intensity RSSI of all the non-inductive distribution network equipment, and the agents in the easy network measure the signal intensity of the non-inductive distribution network equipment and report the signal intensity to the controller;
the controller receives the signal strength RSSI of each non-inductive distribution network device corresponding to the agents reported by each agent, and judges the pairing relation between each non-inductive distribution network device and the corresponding optimal agent according to the comprehensive relation of the non-inductive distribution network device corresponding to the agents; the controller issues the pairing information to each agent;
and after the agent receives the pairing message, sending necessary information for accessing the optimal agent to the paired non-inductive distribution network equipment, and initiating connection to the optimal agent by the non-inductive distribution network equipment according to the necessary information.
2. The method for accessing multiple noninductive distribution network devices of an easysmesh network according to claim 1, wherein the determining the pairing relationship between each noninductive distribution network device and the corresponding optimal agent according to the comprehensive relationship between the corresponding agents of the noninductive distribution network devices specifically comprises:
the method comprises the steps of firstly screening through RSSI, sorting RSSI values of a certain non-inductive distribution network device by each agent, screening agents within the optimal RSSI and a preset threshold, judging the mode of the agent uplink access to a controller, judging the wireless hop count of the agent access to the controller, and selecting the agent with the minimum wireless hop count.
3. The method for accessing an easy mesh network multiple-sensorless distribution network device of claim 1, further comprising:
and the agent only receives the access request sent by the mac corresponding to the non-inductive distribution network equipment in the previous pairing message, completes the access of the non-inductive distribution network equipment, and sends an ack confirmation frame to the controller to inform the controller that the non-inductive distribution network equipment is accessed.
4. The method for accessing the multiple-sensorless distribution network device of the easy mesh network of claim 1, wherein the controller notifies all agents in the easy mesh network to start identifying messages sent by the sensorless distribution network device through a sensorless distribution network device access trigger message, and the sensorless distribution network device access trigger message includes 0 or more terminal access enabling TLV fields.
5. The method for accessing a multiple-sensorless distribution network device of an easy mesh network according to claim 1 or 2, wherein the sensorless distribution network device sends a ProbeRequest message containing an extended IE1 field to all agents in the easy mesh network, and the extended IE1 field includes: the open ecological ID is used for identifying the equipment under which open ecology the equipment belongs to, and no channel number of the current softAP of the distribution network equipment exists.
6. The method for accessing multiple non-inductive distribution network devices of an easy mesh network according to claim 1 or 2, wherein the controller records the non-inductive distribution network devices mac and triggers Unassociated STA Link Metrics Query message to notify all agents to measure the signal intensity of all non-inductive distribution network devices.
7. The method for accessing the multiple-sensorless distribution network device of the easy mesh network according to claim 1 or 2, wherein the agent in the easy mesh network measures the signal strength of the sensorless distribution network device and reports the signal strength to the controller through a Unassociated STA Link Metrics Response message.
8. The method for accessing an easy mesh network multiple-sensorless network device according to claim 1 or 2, wherein after the agent receives the pairing message, the agent replies a ProbeRequest message containing an extended IE2 field to the paired sensorless network device, where the extended IE2 field includes: the BSSID of the agent to be accessed, the SSID of the agent to be accessed, the channel number of the agent to be accessed, the authentication mode of the agent to be accessed, and the password of the agent to be accessed.
9. The method for accessing the multiple sensorless distribution network devices of the easysmesh network according to claim 1 or 2, wherein the sending the necessary information for accessing the optimal agent to the paired sensorless distribution network devices includes: BSSID, password, authentication mode.
10. An easy mesh network multiple-noninductive distribution network device access system, which is characterized by comprising a controller and at least two agents, wherein the controller and the agents execute the easy mesh network multiple-noninductive distribution network device access method according to any one of claims 1-9, so that noninductive distribution network devices in the easy mesh network access an optimal agent.
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